Items tagged with astronomy

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An Accurate Speedometer For Astronomy

Sunday, September 14th, 2008 - 09:50:18 - Ehud Rattner

Events on a cosmic scale are often barely discernable on Earth. This explains why astronomers are currently not able to prove directly that the...

March 19 Gamma-Ray Burst, Seen by Naked Eye

Friday, September 12th, 2008 - 18:51:50 - Anuradha Menon

A flash of light that blinded even small telescopes six months ago was the brightest astronomical explosion ever observed - visible to the naked eye...

Closest Look Ever at a Black Hole's Edge

Friday, September 5th, 2008 - 12:29:30 - Anuradha Menon

Astronomers have taken the closest look ever at the giant black hole in the center of the Milky Way. By combining telescopes in Hawaii, Arizona, and...

Earthlings Share a Nice Neighborhood

Friday, August 8th, 2008 - 14:32:56 - Anuradha Menon

We don't have spacecraft to take us outside our solar system-not yet, at least. Still, astronomers thought they had a pretty good understanding of...

'Cosmic Ghost' Discovered

Wednesday, August 6th, 2008 - 10:17:56 - Anuradha Menon

When Yale astrophysicist Kevin Schawinski and his colleagues at Oxford University enlisted public support in cataloging galaxies, they never...

Not a Quirk But a Quark

Saturday, June 28th, 2008 - 23:22:28 - Anuradha Menon

Astronomers recently announced that they have found a novel explanation for a rare type of super-luminous stellar explosion that may have produced a...

No Star Left Behind

Thursday, May 22nd, 2008 - 14:24:44 - Ehud Rattner

Everyone knows the experience: a pile of old photos in a dusty attic — or more likely now on a dusty disk drive — with no indication of who is in...

Black Hole's Secrets Revealed
Friday, May 2nd, 2008 - Ehud Rattner
Many galaxies have super-massive black holes at their core, which expel powerful jets of particles at nearly the speed of...