The landing of the NEAR - Shoemaker
spacecraft on asteroid 433 Eros J. Veverka, B. Farquhar, M. Robinson, P. Thomas, S. Murchie, A. Harch, P. G. Antreasian, S. R. Chesley, J. K. Miller, W. M. Owen Jr., B. G. Williams, D. Yeomans, D. Dunham, G. Heyler, M. Holdridge, R. L. Nelson, K. E. Whittenburg, J. C. Ray, B. Carcich, A. Cheng, C. Chapman, J. F. Bell III, M. Bell, B. Bussey, B. Clark, D. Domingue, M. J. Gaffey, E. Hawkins, N. Izenberg, J. Joseph, R. Kirk, P. Lucey, M. Malin, L. McFadden, W. J. Merline, C. Peterson, L. Prockter, J. Warren, and D. Wellnitz Nature 413, 390 — 393, doi: 10.1038 / 35096507, 27 September 2001.
Not exact matches
Instead of sending large
spacecraft capable of moving
asteroids, the startup wants to send a small craft that could land
on the
asteroid and 3 - D print a propulsion system and guidance mechanisms — essentially turning the
asteroid into its own spaceship that would then drive itself to wherever a crew was located.
So serious, in fact, that the organization's Jet Propulsion Laboratory has put out a call for design proposals of the
spacecraft that will eventually land
on an
asteroid, then send a huge chunk of it over to humans for experimentation.
For Planetary Resources, the first wave of development is to culminate in a doughnut - shape
spacecraft heading
on a prospecting mission to a near - Earth
asteroid in 2020.
This involves relying
on a
spacecraft to deflect a potentially hazardous
asteroid that might impact Earth, without physically contacting it.
The class includes six men and three women who have been training to fly
on Russia's Soyuz
spacecraft and NASA's new deep space capsule, which is expected to be used for the trip to an
asteroid called for by President Barack Obama.
Astronauts aboard the Orion
spacecraft launched
on the Space Launch System (SLS) would rendezvous with the captured
asteroid mass in lunar orbit and collect samples for return to Earth.
Astronauts will travel aboard NASA's Orion
spacecraft, launched
on the Space Launch System rocket, to rendezvous in lunar orbit with the captured
asteroid.
Lockheed Martin Space Systems Company in Denver -: The «Adapting Commercial
Spacecraft for the Asteroid Redirect Vehicle» study will define system concepts for a Solar Electric Propulsion Module based on an existing commercial spacecraft bus and NASA Hall
Spacecraft for the
Asteroid Redirect Vehicle» study will define system concepts for a Solar Electric Propulsion Module based
on an existing commercial
spacecraft bus and NASA Hall
spacecraft bus and NASA Hall thrusters.
NASA's
asteroid sample return
spacecraft successfully used Earth's gravity
on Friday to slingshot itself
on a path toward the
asteroid Bennu, for a rendezvous next August.
One is to make precise measurements of the round - trip distance from the
spacecraft to the
asteroid using the
on - board laser altimeter.
After a brush with death last month, the Near Earth
Asteroid Rendezvous (NEAR)
spacecraft is back
on track for an encounter with a hurtling hunk of space rock.
For any
spacecraft landing
on a comet or
asteroid, being able to slow down enough to arrive safely is critical.
Although cryovolcanoes probably exist
on Pluto, and there are hints as well
on Titan, this peculiar, 4 - kilometer - tall mountain
on Ceres, the largest object in the
asteroid belt, is the real thing, say researchers with NASA's Dawn
spacecraft in one of six papers published today in Science.
At 1 A.M. Eastern time
on July 16, NASA's Dawn
spacecraft will become the first man - made probe to enter orbit around a so - called main - belt
asteroid.
[Photos:
Asteroid Vesta and NASA's Dawn
Spacecraft] Earlier photos of Vesta have zeroed in
on intriguing features
on the space rock's surface, including the boundary between the day and night sides.
NASA's Dawn
spacecraft has detected organic compounds
on Ceres — the first concrete proof of organics
on an object in the
asteroid belt between Mars and Jupiter.
Later he served as an investigator
on the Magellan mission to Venus, the NEAR (Near Earth
Asteroid Rendezvous) spacecraft encounter with the asteroid Eros, and the Mars Odyssey
Asteroid Rendezvous)
spacecraft encounter with the
asteroid Eros, and the Mars Odyssey
asteroid Eros, and the Mars Odyssey mission.
After traveling four years and 1.7 billion miles, NASA's Dawn
spacecraft arrived at Vesta last July, the first stop
on its tour of the largest
asteroids in the solar system.
Conventional
spacecraft would need 2.5 tons of fuel to reach Vesta; Dawn carried just 937 pounds of xenon at launch, and it still has enough to go
on a 900 - million - mile loop beyond Vesta to its second target, the
asteroid Ceres.
Astronauts would then visit — via NASA's planned space launch system and Orion
spacecraft — to mine the object and practise techniques for landing
on, and deflecting,
asteroids.
NASA plans to hone its sample - return skills in 2016 with OSIRIS - REx, a boxy
spacecraft that will land
on an
asteroid, collect chunks of rock and dust, and then return to Earth.
The Dawn
spacecraft is
on just such a mission: a journey first to the giant
asteroid Vesta and then
on to the dwarf planet Ceres.
When the
spacecraft touched down
on asteroid Itokawa in November 2005, there were questions about whether it could get back home because of attitude control device failures and fuel leaks.
In 1999, the NEAR
spacecraft showed that a single
asteroid, Eros, contains more gold than has ever been mined
on Earth.
Forward's laser sailing becomes much cheaper when the
spacecraft merely need to be large enough to contain a «seed probe,» a robot capable of landing
on an
asteroid or planet in the target solar system and building up a new civilization from scratch.
The
spacecraft, which launched in 2016, swung back by Earth
on September 22 for a quick gravity assist
on its way to Bennu, a carbon - rich
asteroid that comes within about 300,000 kilometers of Earth every six years (SN Online: 9/8/16).
And if an
asteroid is detected hurtling toward Earth, scientists and engineers are still working
on ways to use
spacecraft to alter its orbit.
In 1991, for instance, the Galileo
spacecraft revealed numerous craters
on the
asteroid Gaspra, a lump of rock between the orbits of Mars and Jupiter measuring all of 15 kilometres across.
In a Physics World special report
on Japan, Dennis Normile reports
on how the Japanese space agency JAXA plans to land a
spacecraft onto an
asteroid in 2018 to search for clues of how life began
on Earth.
g (acceleration due to gravity) G (gravitational constant) G star G1.9 +0.3 gabbro Gabor, Dennis (1900 — 1979) Gabriel's Horn Gacrux (Gamma Crucis) gadolinium Gagarin, Yuri Alexeyevich (1934 — 1968) Gagarin Cosmonaut Training Center GAIA Gaia Hypothesis galactic anticenter galactic bulge galactic center Galactic Club galactic coordinates galactic disk galactic empire galactic equator galactic habitable zone galactic halo galactic magnetic field galactic noise galactic plane galactic rotation galactose Galatea GALAXIES galaxy galaxy cannibalism galaxy classification galaxy formation galaxy interaction galaxy merger Galaxy, The Galaxy satellite series Gale Crater Galen (c. AD 129 — c. 216) galena GALEX (Galaxy Evolution Explorer) Galilean satellites Galilean telescope Galileo (Galilei, Galileo)(1564 — 1642) Galileo (
spacecraft) Galileo Europa Mission (GEM) Galileo satellite navigation system gall gall bladder Galle, Johann Gottfried (1812 — 1910) gallic acid gallium gallon gallstone Galois, Évariste (1811 — 1832) Galois theory Galton, Francis (1822 — 1911) Galvani, Luigi (1737 — 1798) galvanizing galvanometer game game theory GAMES AND PUZZLES gamete gametophyte Gamma (Soviet orbiting telescope) Gamma Cassiopeiae Gamma Cassiopeiae star gamma function gamma globulin gamma rays Gamma Velorum gamma - ray burst gamma - ray satellites Gamow, George (1904 — 1968) ganglion gangrene Ganswindt, Hermann (1856 — 1934) Ganymede «garbage theory», of the origin of life Gardner, Martin (1914 — 2010) Garneau, Marc (1949 ---RRB- garnet Garnet Star (Mu Cephei) Garnet Star Nebula (IC 1396) garnierite Garriott, Owen K. (1930 ---RRB- Garuda gas gas chromatography gas constant gas giant gas laws gas - bounded nebula gaseous nebula gaseous propellant gaseous - propellant rocket engine gasoline Gaspra (minor planet 951) Gassendi, Pierre (1592 — 1655) gastric juice gastrin gastrocnemius gastroenteritis gastrointestinal tract gastropod gastrulation Gatewood, George D. (1940 ---RRB- Gauer - Henry reflex gauge boson gauge theory gauss (unit) Gauss, Carl Friedrich (1777 — 1855) Gaussian distribution Gay - Lussac, Joseph Louis (1778 — 1850) GCOM (Global Change Observing Mission) Geber (c. 720 — 815) gegenschein Geiger, Hans Wilhelm (1882 — 1945) Geiger - Müller counter Giessler tube gel gelatin Gelfond's theorem Gell - Mann, Murray (1929 ---RRB- GEM «gemination,» of martian canals Geminga Gemini (constellation) Gemini Observatory Gemini Project Gemini - Titan II gemstone gene gene expression gene mapping gene pool gene therapy gene transfer General Catalogue of Variable Stars (GCVS) general precession general theory of relativity generation ship generator Genesis (inflatable orbiting module) Genesis (sample return probe) genetic code genetic counseling genetic disorder genetic drift genetic engineering genetic marker genetic material genetic pool genetic recombination genetics GENETICS AND HEREDITY Geneva Extrasolar Planet Search Program genome genome, interstellar transmission of genotype gentian violet genus geoboard geode geodesic geodesy geodesy satellites geodetic precession Geographos (minor planet 1620) geography GEOGRAPHY Geo - IK geologic time geology GEOLOGY AND PLANETARY SCIENCE geomagnetic field geomagnetic storm geometric mean geometric sequence geometry GEOMETRY geometry puzzles geophysics GEOS (Geodetic Earth Orbiting Satellite) Geosat geostationary orbit geosynchronous orbit geosynchronous / geostationary transfer orbit (GTO) geosyncline Geotail (satellite) geotropism germ germ cells Germain, Sophie (1776 — 1831) German Rocket Society germanium germination Gesner, Konrad von (1516 — 1565) gestation Get Off the Earth puzzle Gettier problem geyser g - force GFO (Geosat Follow -
On) GFZ - 1 (GeoForschungsZentrum) ghost crater Ghost Head Nebula (NGC 2080) ghost image Ghost of Jupiter (NGC 3242) Giacconi, Riccardo (1931 ---RRB- Giacobini - Zinner, Comet (Comet 21P /) Giaever, Ivar (1929 ---RRB- giant branch Giant Magellan Telescope giant molecular cloud giant planet giant star Giant's Causeway Giauque, William Francis (1895 — 1982) gibberellins Gibbs, Josiah Willard (1839 — 1903) Gibbs free energy Gibson, Edward G. (1936 ---RRB- Gilbert, William (1544 — 1603) gilbert (unit) Gilbreath's conjecture gilding gill gill (unit) Gilruth, Robert R. (1913 — 2000) gilsonite gimbal Ginga ginkgo Giotto (ESA Halley probe) GIRD (Gruppa Isutcheniya Reaktivnovo Dvisheniya) girder glacial drift glacial groove glacier gland Glaser, Donald Arthur (1926 — 2013) Glashow, Sheldon (1932 ---RRB- glass GLAST (Gamma - ray Large Area Space Telescope) Glauber, Johann Rudolf (1607 — 1670) glaucoma glauconite Glenn, John Herschel, Jr. (1921 ---RRB- Glenn Research Center Glennan, T (homas) Keith (1905 — 1995) glenoid cavity glia glial cell glider Gliese 229B Gliese 581 Gliese 67 (HD 10307, HIP 7918) Gliese 710 (HD 168442, HIP 89825) Gliese 86 Gliese 876 Gliese Catalogue glioma glissette glitch Global Astrometric Interferometer for Astrophysics (GAIA) Global Oscillation Network Group (GONG) Globalstar globe Globigerina globular cluster globular proteins globule globulin globus pallidus GLOMR (Global Low Orbiting Message Relay) GLONASS (Global Navigation Satellite System) glossopharyngeal nerve Gloster E. 28/39 glottis glow - worm glucagon glucocorticoid glucose glucoside gluon Glushko, Valentin Petrovitch (1908 — 1989) glutamic acid glutamine gluten gluteus maximus glycerol glycine glycogen glycol glycolysis glycoprotein glycosidic bond glycosuria glyoxysome GMS (Geosynchronous Meteorological Satellite) GMT (Greenwich Mean Time) Gnathostomata gneiss Go Go, No - go goblet cell GOCE (Gravity field and steady - state Ocean Circulation Explorer) God Goddard, Robert Hutchings (1882 — 1945) Goddard Institute for Space Studies Goddard Space Flight Center Gödel, Kurt (1906 — 1978) Gödel universe Godwin, Francis (1562 — 1633) GOES (Geostationary Operational Environmental Satellite) goethite goiter gold Gold, Thomas (1920 — 2004) Goldbach conjecture golden ratio (phi) Goldin, Daniel Saul (1940 ---RRB- gold - leaf electroscope Goldstone Tracking Facility Golgi, Camillo (1844 — 1926) Golgi apparatus Golomb, Solomon W. (1932 — 2016) golygon GOMS (Geostationary Operational Meteorological Satellite) gonad gonadotrophin - releasing hormone gonadotrophins Gondwanaland Gonets goniatite goniometer gonorrhea Goodricke, John (1764 — 1786) googol Gordian Knot Gordon, Richard Francis, Jr. (1929 — 2017) Gore, John Ellard (1845 — 1910) gorge gorilla Gorizont Gott loop Goudsmit, Samuel Abraham (1902 — 1978) Gould, Benjamin Apthorp (1824 — 1896) Gould, Stephen Jay (1941 — 2002) Gould Belt gout governor GPS (Global Positioning System) Graaf, Regnier de (1641 — 1673) Graafian follicle GRAB graben GRACE (Gravity Recovery and Climate Experiment) graceful graph gradient Graham, Ronald (1935 ---RRB- Graham, Thomas (1805 — 1869) Graham's law of diffusion Graham's number GRAIL (Gravity Recovery and Interior Laboratory) grain (cereal) grain (unit) gram gram - atom Gramme, Zénobe Théophile (1826 — 1901) gramophone Gram's stain Gran Telescopio Canarias (GTC) Granat Grand Tour grand unified theory (GUT) Grandfather Paradox Granit, Ragnar Arthur (1900 — 1991) granite granulation granule granulocyte graph graph theory graphene graphite GRAPHS AND GRAPH THEORY graptolite grass grassland gravel graveyard orbit gravimeter gravimetric analysis Gravitational Biology Facility gravitational collapse gravitational constant (G) gravitational instability gravitational lens gravitational life gravitational lock gravitational microlensing GRAVITATIONAL PHYSICS gravitational slingshot effect gravitational waves graviton gravity gravity gradient gravity gradient stabilization Gravity Probe A Gravity Probe B gravity - assist gray (Gy) gray goo gray matter grazing - incidence telescope Great Annihilator Great Attractor great circle Great Comets Great Hercules Cluster (M13, NGC 6205) Great Monad Great Observatories Great Red Spot Great Rift (in Milky Way) Great Rift Valley Great Square of Pegasus Great Wall greater omentum greatest elongation Green, George (1793 — 1841) Green, Nathaniel E. Green, Thomas Hill (1836 — 1882) green algae Green Bank Green Bank conference (1961) Green Bank Telescope green flash greenhouse effect greenhouse gases Green's theorem Greg, Percy (1836 — 1889) Gregorian calendar Grelling's paradox Griffith, George (1857 — 1906) Griffith Observatory Grignard, François Auguste Victor (1871 — 1935) Grignard reagent grike Grimaldi, Francesco Maria (1618 — 1663) Grissom, Virgil (1926 — 1967) grit gritstone Groom Lake Groombridge 34 Groombridge Catalogue gross ground, electrical ground state ground - track group group theory GROUPS AND GROUP THEORY growing season growth growth hormone growth hormone - releasing hormone growth plate Grudge, Project Gruithuisen, Franz von Paula (1774 — 1852) Grus (constellation) Grus Quartet (NGC 7552, NGC 7582, NGC 7590, and NGC 7599) GSLV (Geosynchronous Satellite Launch Vehicle) g - suit G - type
asteroid Guericke, Otto von (1602 — 1686) guanine Guiana Space Centre guidance, inertial Guide Star Catalog (GSC) guided missile guided missiles, postwar development Guillaume, Charles Édouard (1861 — 1938) Gulf Stream (ocean current) Gulfstream (jet plane) Gullstrand, Allvar (1862 — 1930) gum Gum Nebula gun metal gunpowder Gurwin Gusev Crater gut Gutenberg, Johann (c. 1400 — 1468) Guy, Richard Kenneth (1916 ---RRB- guyot Guzman Prize gymnosperm gynecology gynoecium gypsum gyrocompass gyrofrequency gyropilot gyroscope gyrostabilizer Gyulbudagian's Nebula (HH215)
Those two
spacecraft are American and Japanese missions to visit and study
asteroids, then carry samples back to scientists here
on Earth to examine in the lab a couple of years from now.
Then
on October 1991
asteroid 951 Gaspra was visited by the Galileo
spacecraft and became the first
asteroid to have hi - resolution images taken of it.
Bolden was grilled by subcommittee chairman Steve Palazzo (R - MS) and committee chairman Smith
on why he was ignoring NAC's advice to (1) obtain an independent cost evaluation (ICE) of ARM prior to the Mission Concept Review (which just took place), and (2) modify it so that its primary objective is demonstration of high power solar electric propulsion rather than obtaining a sample of an
asteroid, and to send the
spacecraft to Mars and back rather than to an
asteroid.
Although no such
asteroids were discovered, the scan demonstrated that a key instrument
on board the
spacecraft was functioned much better than expected.
August Physics News Roundup August 27, 2014 Speckled
asteroids,
spacecraft on comets, and an atomic clock
on the International Space Station roundup this month in physics news.
On February 12, NEAR Shoemaker becomes the first spacecraft to land on an asteroi
On February 12, NEAR Shoemaker becomes the first
spacecraft to land
on an asteroi
on an
asteroid.
«Recent
spacecraft studies of Comet 67P / Churyumov - Gerasimenko with Rosetta and of [
asteroid] Ceres... provide evidence that complex organic molecules and even amino acids are ubiquitous
on small bodies in the solar system and that water ice is abundant in the
asteroid belt.»
«Orbital robotics and AI techniques in general can enable future
spacecraft to repair satellites, remove space junk, extract resources from
asteroids and comets, and so
on,» said study co-author Yang Gao, a space roboticist at the University of Surrey in England.
On July 15, 2011 (probably near 10 pm, PDT), NASA's Dawn
spacecraft became the first probe to enter orbit around an object in the Main
Asteroid Belt between Mars and Jupiter.
On July 14, 2011, NASA announced that its Dawn spacecraft should be captured by Vesta's gravity and into its orbit around 1 AM EDT, on Saturday, July 16, 2011 (10 PM PDT, Friday, July 15th), at a distance of approximately 9,900 miles (16,000 kilometers) from the Solar System's second largest, Main - Belt asteroi
On July 14, 2011, NASA announced that its Dawn
spacecraft should be captured by Vesta's gravity and into its orbit around 1 AM EDT,
on Saturday, July 16, 2011 (10 PM PDT, Friday, July 15th), at a distance of approximately 9,900 miles (16,000 kilometers) from the Solar System's second largest, Main - Belt asteroi
on Saturday, July 16, 2011 (10 PM PDT, Friday, July 15th), at a distance of approximately 9,900 miles (16,000 kilometers) from the Solar System's second largest, Main - Belt
asteroid.
Yet that's precisely what's happening today at 12:53 p.m. ET to a
spacecraft called OSIRIS - REx, which is using a technique called gravity assist to pick up speed
on its way to an
asteroid.
Players take
on the role of celebrity pilots commanding combat
spacecraft in high - stakes battles for control of warren - like
asteroid mines.