To foster and recognize excellence in astronomy and provide opportunities
for astronomers from historically underrepresented groups, the AAS awards grants to enable astronomers to travel to attend meetings and or conduct research.
«We are keen to start scientific observations
for astronomers from all over the world», says ALMA Director, Thijs de Graauw.
Not exact matches
Please, any Christian, honestly answer the following: The completely absurd theory that all 7,000,000,000 human beings are simultaneously being supervised 24 hours a day, every day of their lives by an immortal, invisible being
for the purposes of reward or punishment in the «afterlife» comes
from the field of: (a) Astronomy; (b) Medicine; (c) Economics; or (d) Christianity You are about 70 % likely to believe the entire Universe began less than 10,000 years ago with only one man, one woman and a talking snake if you are a: (a) historian; (b) geologist; (c) NASA
astronomer; or (d) Christian I have convinced myself that gay $ ex is a choice and not genetic, but then have no explanation as to why only gay people have ho.mo $ exual urges.
For example,
from the time of 2nd century
astronomer Ptolemy, the earth was viewed as the center of the universe, called the geocentric theory, with the sun and planets revolving around it.
Astronomers estimate the age of the universe in two ways: 1) by looking
for the oldest stars; and 2) by measuring the rate of expansion of the universe and extrapolating back to the Big Bang; just as crime detectives can trace the origin of a bullet
from the holes in a wall.
Rees's eligibility
for the prize originates
from his looking at the «big questions» of the universe
from an
astronomer's stand - point.
The completely absurd theory that all 7,000,000,000 human beings are simultaneously being supervised 24 hours a day, every day of their lives by an immortal, invisible being
for the purposes of reward or punishment in the «afterlife» comes
from the field of: (a) Astronomy; (b) Medicine; (c) Economics; or (d) Christianity You are about 70 % likely to believe the entire Universe began less than 10,000 years ago with only one man, one woman and a talking snake if you are a: (a) historian; (b) geologist; (c) NASA
astronomer; or (d) Christian I have convinced myself that gay $ ex is a choice and not genetic, but then have no explanation as to why only gay people have ho.mo $ exual urges.
For the first time ever, an asteroid or comet
from another star has been caught hurtling through our solar system,
astronomers announced late Thursday.
In the case of GRB 990123,
astronomers were able
for the first time to obtain a record of the event
from a variety of instruments as its radiation reached Earth.
For instance,
astronomers have traditionally estimated the distances to remote galaxies using a spectrometer, which divides light
from an object into its constituent wavelengths.
Bizarrely, the supernovae appeared to be farther away
from Earth than anybody had anticipated, implying that the cosmos was altogether bigger than
astronomers had bargained
for, as though gravity's pulling power was somehow being overwhelmed.
For several decades
astronomers have been sweeping the skies with radio telescopes hoping to stumble across a message
from ET.
Repository: American Association
for the Advancement of Science Archives, 1200 New York Avenue, NW, Washington, DC 20005,
[email protected] Creator: Moulton, F. R. Title: F. R. Moulton Files Dates: 1901 - 1948 Extent: 9 linear feet (22 Hollinger boxes) Abstract: Forest Ray Moulton (1872 - 1952) was an
astronomer who served as AAAS Permanent Secretary
from 1937 to 1946 and Administrative Secretary
from 1946 - 1948.
With funding
from her L'Oreal Women in Science Fellowship and the support of UCL, she brought leading
astronomers Jocelyn Bell Burnell, Janet Drew, and Ruth Gregory
for a day of presentations and breakout sessions last September.
Moulton, an
astronomer from the University of Chicago known
for the planetesimal theory of planet formation, served as AAAS Permanent Secretary and then Administrative Secretary, 1937 to 1948.
Levan concludes: «Now,
astronomers won't just look at the light
from an object, as we've done
for hundreds of years, but also listen to it.
Visit exploratorium.edu/mars
for a schedule and videos, or get the latest Mars news
from NASA or Discover's own Bad
Astronomer.
Two years ago,
astronomers Lisa Randall and Matthew Reece of Harvard University fingered dark matter
for a 35 million - year cycle — which they later revised to 32 million years — based on the birth dates of large craters
from comet crashes.
Drawing on his data
from the Hubble observations, Li estimates that the nucleus — the solid body of the comet itself — is no more than about 2.5 miles (4 kilometers) across, smaller than what many
astronomers initially expected
for such an energetic comet.
A month after the January announcement, NASA released its first full data set
from the Kepler mission, and the results left
astronomers straining
for superlatives.
Repeating this process
for a sequence of positions
from the center of the galaxy out to its visible edge allowed
astronomers to determine rotation speeds at various distances.
Kepler watches
for extremely slight dips in the amount of light coming
from a star, a possible indication that a planet is passing across the star's face in what
astronomers call a transit.
Around the same time, at Georgia State University's Center
for High Angular Resolution Astronomy (CHARA),
astronomer Harold McAlister championed an interferometry machine combining the light
from six separate telescopes on California's Mount Wilson.
Similarly,
from the anomalous brightness of distant supernovas,
astronomers prefer to deduce a novel entity in space, dark energy, rather than modify Einstein's general theory of relativity to adjust the formulas
for the universe's expansion.
In an interview with Nautilus,
astronomer and «travel agent» Jana Grcevich touted Mars as one of the key locations
for hiking, thanks to the planet's beautiful red rocks, which get their color
from their high iron oxide content.
Much more solid evidence
for dark matter came
from Vera Rubin, an observational
astronomer, who in the late 1960s and early 1970s made detailed quantitative measurements of stars rotating in galaxies.
Astronomers can watch neutron stars orbit each other
for many years using more traditional observatories, and all the while, energy leaks away
from the system in the form of invisible gravitational waves.
In addition, 55 Cancri e transits its star, meaning it crosses the star's face as seen
from Earth, casting a shadow that
astronomers can data - mine
for information about the planet's possible atmosphere and surface.
What caused the ionization is not known
for certain but
astronomers suspect light
from the first stars is the culprit.
Astronomers used a radio telescope called the Atacama Large Millimeter / submillimeter Array (ALMA) to look
for organic molecules in the Large Magellanic Cloud, located about 160,000 light - years
from Earth.
In that case,
astronomers might not have to settle
for indirect evidence
from lensing.
That allowed the country's
astronomers to apply
for observing time under the same advantages as scientists
from member states.
That's what researchers
from the Space Telescope Science Institute (STScI) in Baltimore expected to find when they combined data on 458 GRBs discovered by satellites since 2007, a painstaking chore that no one had undertaken before, says Melissa Nysewander, a former STScI
astronomer and a co-author of the study submitted
for publication to The Astrophysical Journal.
After searching through images obtained
from the Hubble Space Telescope's brand - new Advanced Camera
for Surveys and the 10 - meter Keck Telescope in Mauna Kea, Hawaii,
astronomer Michael West of the University of Hawaii, Hilo, and his colleagues in the United States and United Kingdom found what may be more than 300 intergalactic globular clusters, the farthest ones roughly 400 million light - years away.
Such a long incubation
for HDST may seem excessive but is actually an improvement over Hubble's, which began in 1946 with a visionary report
from astronomer Lyman Spitzer.
Astronomers have discovered objects that suck in gas which then disappears
from the Universe
for good, and they are even studying the matter teetering on the brink of this ultimate abyss.
Radio
astronomers search instead
for the gravitational signals
from these binaries.
So far it hasn't identified a source
for cosmic neutrinos, but
astronomers believe the project and its successors will soon capture particles
from some of the most exotic powerhouses in the universe.
For astronomers who observe the universe through radio waves generated by stars and galaxies, interference
from an Earth - based source can easily drown out any far - off signal.
A SCIENCE - FICTION scene could be playing out
for real about 4900 light years
from Earth, where
astronomers have spotted the first known pair of planets jointly orbiting a binary star system (Science, doi.org/h8h).
For more than 30 years,
astronomers have known that Vega has a massive belt of cold dust far
from the star, analogous to our solar system's Kuiper Belt.
Mysterious radio wave flashes
from far outside the galaxy are proving tough
for astronomers to explain.
Although
astronomers hope to wrest further discoveries
from the mission's archives
for generations to come, the end is near
for Kepler's hunt
for habitable worlds.
«If there are plumes emerging
from Europa, it is significant because it means we may be able to explore that ocean
for organic chemistry or even signs of life without having to drill through unknown miles of ice,» says study lead William Sparks, an
astronomer at the Space Telescope Science Institute.
Now Matthew Holman and Matthew Payne, two
astronomers from the Harvard - Smithsonian Center
for Astrophysics, have taken the idea a step further by analysing the Cassini data
for multiple possible orbits instead of just one.
But Eric Mamajek, a University of Rochester
astronomer who specializes in stellar dynamics, likens Portegies Zwart's proposal to searching
for members of his own 1993 high school class
from a random sampling of Manhattan thirtysomethings.
The Search
for Extraterrestrial Radio Emissions
from Nearby Developed Intelligent Populations (SERENDIP) has scanned billions of radio sources in the Milky Way by piggybacking receivers on antennas in use by observational
astronomers, including Arecibo.
It took three years
for astronomers to test this theory by measuring, during an eclipse, how the sun shifted light
from a star.
Astronomers weren't looking
for these phenomena when they discovered them; they were looking instead, as they had been
for many years,
for confirmation of their theory that stars were indeed born
from infalling gas.
The
astronomers should not have to wait long
for a response
from the Government.