Although the torrent of new data
from planetary spacecraft during the past 20 years has increased interest in worlds beyond our own, that interest has been evergreen.
Not exact matches
- NASA's Voyager 2
spacecraft, then about 3.7 billion miles (6 billion kilometers)
from Jupiter, observed the impacts with its ultraviolet spectrometer and a
planetary radio astronomy instrument.
Essam Marouf, a
planetary scientist at San José State University in California, reported on the first results
from a separate radar experiment that sent radar reflections to Earth instead of back to the
spacecraft.
The new observations are «going to enable great comparisons with what we saw
from the Galileo
spacecraft 20 years ago — and Voyager 20 years before that,» says Amy Simon, an expert in
planetary atmospheres at NASA Goddard Space Flight Center.
Maria Zuber Professor of Geophysics and
Planetary Science, MIT Using laser ranging, gravity measurements, and data
from spacecraft, Zuber maps surface features and probes the interior of Mars, Venus, Jupiter's moons, and our own moon.
I question Alberto Fairen and Dirk Schulze - Makuch's statement that
planetary protection, such as
spacecraft sterilisation, prevents missions
from going to...
Simon Kattenhorn, a geologist previously at the University of Idaho in Moscow, and Louise Prockter, a
planetary scientist at the Johns Hopkins Applied Physics Laboratory in Laurel, Maryland, made the finding after combing through pictures
from NASA's Galileo
spacecraft, which orbited Jupiter
from 1995 to 2003.
The Cassini
spacecraft swinging through orbits around Saturn and its satellites has been sending back extraordinary pictures of its own, particularly
from the moon Enceladus, and if they are less famous among most of the public, they may be no less inspirational to
planetary scientists.
Images
from the Deep Space 1
spacecraft show that Comet Borrelly is the darkest object yet observed in the inner solar system, and several spots on its surface are blacker than anything
planetary scientists have ever seen.
Zooniverse's Exoplanet Explorers project invites citizen scientists to scour data
from the Kepler
spacecraft - within two days they found a
planetary system
Planetary scientist Will Grundy of Lowell Observatory in Flagstaff, Ariz., and colleagues used images of Charon taken by the New Horizons
spacecraft and computational analysis to demonstrate that methane
from Pluto is a reasonable culprit for Charon's rust - colored pole.
Chancia and Hedman are well - versed in the physics of
planetary rings: both study Saturn's rings using data
from NASA's Cassini
spacecraft, which is currently orbiting Saturn.
Spacecraft instruments will gather continuous data on the interplanetary environment where the
planetary system orbits, including measurements of the high - energy particles streaming
from the sun and dust - particle concentrations in the inner reaches of the Kuiper Belt.
For this study the researchers used images taken
from Earth between 2008 and 2014; they used, among others, the astronomical cameras PlanetCam (developed by the
Planetary Sciences Group itself) and Astralux, fitted to the telescopes of the Calar Alto Observatory in Almería (Spain); in addition, they used the very high resolution images obtained by t he Cassini
spacecraft, which has been orbiting Saturn since 2004.
The vast fountains of icy material erupting
from Enceladus's south pole enthralled
planetary scientists when they were first spotted in images returned by NASA's Cassini
spacecraft in 2005.
The
spacecraft initially identified 175 possible
planetary systems for follow - up observation
from the ground, says Kepler co-investigator Natalie Batalha, a professor of physics and astronomy at San Jose State University.
Led by
planetary scientists Douglas Hemingway and Francis Nimmo at the University of California, Santa Cruz, the study used new data
from NASA's Cassini
spacecraft.
Coming hot off the heels of discoveries made by other observatories, including NASA's Kepler and CoRot (the Convection, Rotation, and
Planetary Transits mission, led by France's CNES with contributions
from the ESA), this
spacecraft is intended to build significantly on our knowledge of the universe, the Solar System, and the formation of life in general.
The discovery was made by Simon Kattenhorn, a geologist previously at the University of Idaho in Moscow, and Louise Prockter, a
planetary scientist at the Johns Hopkins Applied Physics Laboratory in Laurel, Md., after looking through photographs
from the Galileo
spacecraft, which orbited Jupiter
from 1995 to 2003.
It will also be the first
planetary spacecraft to launch
from the West Coast.
It's purpose is to raise awareness of NASA's
planetary and astrobiologcial exploration via the viewing of beautiful, artistic imagery mostly
from spacecraft.
Starting
from the Earth's orbital speed of 30 kilometers per second (km / s), the change in velocity (delta - v) the
spacecraft must make to enter into a Hohmann transfer orbit that passes near Mercury is large compared to other
planetary missions.
(The ESA
spacecraft arrived at Sol's hottest planet on March 11, 2006, where it is being used to investigate how Venus — although similar to Earth in size, mass, and composition — evolved over the past 4.6 billion years to have atmospheric and
planetary surface characteristics that now appear very different
from those on Earth.)
The
Planetary Society's LightSail
spacecraft soared into the sky aboard Wednesday's (May 20) Atlas - V launch
from Cape Canaveral.
As Chris McKay, a
planetary scientist at NASA's Ames Research Center in California, told The Guardian, the findings show that any microbes that hitch a ride to Mars onboard
spacecraft launched
from Earth are unlikely to survive conditions on the surface of the planet.
Over at The
Planetary Society, Emily Lakdawalla highlighted an image taken by the Cassini
spacecraft of Saturn separate
from its rings.
InSight will be the first
planetary spacecraft to take off
from the West Coast.
The only thing I would add is when it comes to building satellites there is an efficiency / benefit that comes
from having the
spacecraft development infrastructure for Earth observations in the same organization that builds
spacecraft for other purposes —
planetary and astrophysics.