Posts Tagged ‘astronomy’
Top Stories - Apr 6, 2011 11:17 - 1 Comment
Why comets aren’t just ‘dirty snowballs’
U. ARIZONA (US) — Evidence of liquid water in a comet blows apart current thinking that comets never get warm enough to melt the ice that makes up the bulk of their material. (more…)
Science & Technology - Apr 4, 2011 15:13 - 1 Comment
Super-rare supernova outshines the rest
U. TEXAS-AUSTIN (US) — At its peak, a newly found supernova emitted enough energy in one second to satisfy the power needs of the U.S. for one million times longer than the universe has existed. (more…)
Science & Technology - Mar 31, 2011 16:18 - 0 Comments
Peering deep to see red (stars)
IOWA STATE (US) — Astronomers are getting a clear enough view of changes in star brightness from NASA’s Kepler Mission that they are now able to see what’s happening inside red giant stars. (more…)
Science & Technology - Mar 25, 2011 10:27 - 1 Comment
How a supernova earns its stripes
RUTGERS (US) — A cosmic event can speed particles to energies a hundred times higher than those on Earth. How it’s possible may be explained by a pattern of X-ray stripes in the remains of an exploded star. (more…)
Science & Technology - Mar 9, 2011 12:50 - 1 Comment
Small stars born while parent sleeps
CARDIFF / U. SHEFFIELD (UK) — New computer models simulating the behavior of young stars open a window into the formation of smaller, low-mass stars. (more…)
Top Stories - Feb 24, 2011 12:13 - 1 Comment
Solar waves in UK-size magnetic hole
U. SHEFFIELD (UK) — Massive waves in giant magnetic holes on the surface of the Sun have been discovered for the first time. (more…)
Science & Technology - Feb 21, 2011 16:24 - 0 Comments
Comet gets starry-eyed once-over
CORNELL (US) — Despite resembling a flight through artillery fire, the February 14 close encounter of the Stardust spacecraft and the comet Tempel 1 was well worth the experience. (more…)
Science & Technology - Feb 18, 2011 16:53 - 0 Comments
Out-of-this-world race for lunar prize
PENN STATE (US) — An international competition is pitting researchers from around the world in a race to build and land a vehicle on the moon. (more…)
Top Stories - Feb 14, 2011 12:25 - 0 Comments
Spacecraft to make flirty flyby of comet
CORNELL (US) — Astronomers are anxiously awaiting the Valentine’s Day rendezvous between the Stardust spacecraft and the comet Tempel 1. (more…)
Science & Technology - Feb 3, 2011 18:47 - 1 Comment
Earth-size planets found in the ‘zone’
UC SANTA BARBARA (US) — A group of potential Earth-size planets appear to orbit in the habitable zone of smaller, cooler stars than our sun. (more…)
Science & Technology - Jan 17, 2011 12:26 - 0 Comments
Black hole with mass of 6.6 billion suns
U. TEXAS-AUSTIN (US) — The enormous mass of the black hole at the center of galaxy M87 makes it a prime candidate for future studies to “see” a black hole for the first time. (more…)
Top Stories - Jan 13, 2011 14:45 - 0 Comments
Largest cluster of black-hole pairs
CALTECH (US) — The discovery of 16 close-knit pairs of supermassive black holes in merging galaxies gives astronomers a glimpse into how these behemoths and their host galaxies fuse. (more…)
Science & Technology - Dec 22, 2010 18:09 - 0 Comments
Doesn’t take a village to make a star
U. MICHIGAN (US) — The most massive stars in the universe are able to form essentially anywhere, even in isolation, without the benefit of a large stellar cluster nursery. (more…)
Science & Technology - Dec 16, 2010 12:24 - 0 Comments
Front row seat in hunt for exoplanets
YALE (US) — A new online science project will allow ordinary citizens to help professional astronomers in their search for Earth-like planets. (more…)
Science & Technology - Dec 15, 2010 16:30 - 0 Comments
Debut flight pictures evolving stars
CORNELL (US) — Unparalleled new images are giving scientists views of star-forming regions within and outside the Milky Way. (more…)
Science & Technology - Dec 6, 2010 14:05 - 1 Comment
Red dwarfs increase star total threefold
YALE (US) — Small, dim stars known as red dwarfs are much more prolific than previously thought—so much so that the total number of stars in the universe is likely three times bigger than realized. (more…)
Science & Technology - Dec 1, 2010 12:56 - 1 Comment
My god, it’s full of snooker stars
U. WARWICK / U. SHEFFIELD (UK) — Astronomers have discovered an unusual star system. It resembles—and may have once behaved like—a game of snooker. (more…)
Science & Technology - Nov 24, 2010 13:10 - 0 Comments
Scratching the dusty surface of galaxies
U. CHICAGO (US) — It’s becoming clear that cosmic dust has played a galactic role in the birth of both stars and galaxies. (more…)
