Astronomy & Space news

A possible signal from dark matter?

(Phys.org) —Galaxies are often found in groups or clusters, the largest known aggregations of matter and dark matter. The Milky Way, for example, is a member of the "Local Group" of about three dozen galaxies, ...

Aug 12, 2014
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Voyager makes an interstellar discovery

The solar system is passing through an interstellar cloud that physics says should not exist. In the Dec. 24th issue of Nature, a team of scientists reveal how NASA's Voyager spacecraft have solved the mystery.

Dec 26, 2009
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10 facts about the Milky Way

The Milky Way Galaxy is an immense and very interesting place. Not only does it measure some 100,000–120,000 light-years in diameter, it is home to planet Earth, the birthplace of humanity. Our Solar System ...

Dec 04, 2014
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More Evidence Found for Water on Mars

A spacecraft recently arrived at Mars has provided new evidence that fluids, likely including water, once flowed widely through underlying bedrock in a canyon that is part of the great Martian rift valley.

Feb 15, 2007
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International team strengthens Big Bang Theory

(Phys.org) —An international team of scientists using the most powerful telescope on Earth has discovered the moments just after the Big Bang happened more like the theory predicts, eliminating a significant ...

Jun 06, 2013
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Government accused of rewriting science

A renown U.S. scientist says he is limited by the Bush administration as to who he can talk with and what he can say because of Bush's political strategies.

Mar 20, 2006
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Manned vs. Unmanned Space Exploration (Part 1)

Watching the Apollo landings on the moon as a child I could hardly have imagined I was seeing the end of an era – that of manned exploration of space. Shuttle trips to low earth orbit not withstanding; the ...

Nov 23, 2005 feature
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Astronomer detects atmosphere of extra-solar planet

University of Texas at Austin astronomer and Hubble Fellow Seth Redfield has used the Hobby-Eberly Telescope (HET) at McDonald Observatory to make the first ground-based detection of the atmosphere of a planet ...

Dec 07, 2007
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