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Two planets destined to die as their star expands
You know how our sun will someday swell to a red giant, swallowing the planets Mercury and Venus? These two distant exoplanets will suffer a similar fate.
June 2, 2014
Kepler-10 star system has a mega-Earth!
Astronomers believed a rocky world with 17 times Earth's mass couldn't form. But now they have discovered one.
June 2, 2014
Diamond planets more common than astronomers thought?
Study suggests that extraterrestrial worlds can be extremely diverse in their chemical compositions, including many that are drastically different from our earthly experience.
May 28, 2014
Habitable environment on Martian volcano?
A volcano erupting under an immense glacier would have created large lakes of liquid water on Mars in the relatively recent past. And where there’s water, there's the possibility of life.
May 28, 2014
A gamma ray burst from the Andromeda galaxy yesterday? No.
No GRB in M31. False alarm. Darn.
May 28, 2014
Camelopardalids? Where is our rain of meteors? Observers report …
Camelopardalids did not put on their predicted show for observers in N. America or Europe, at least. What the heck, astronomers?
May 24, 2014
Before and after pics of new crater on Mars
On or about March 27, 2012, an asteroid must have struck Mars to create a new 50-meter-wide crater. NASA pinned down the date with a spacecraft orbiting Mars.
May 23, 2014
Everything you need to know: Camelopardalids could be the best meteor shower this year
North America is predicted to have the best view of a possible new meteor shower from Comet 209P/LINEAR Friday night through Saturday morning (May 23-24, 2014). The Camelopardalids, coming up!
May 22, 2014
May 21 video of parent comet for Friday night’s meteor shower
Comet 209P/LINEAR is small and dim. We won't see it with the eye. But, Friday night, we might see its debris in the form of a strong, new meteor shower!
May 22, 2014
Meet star cluster NGC 3590
This star cluster - called NGC 3590 - isn't just pretty. It's also helping astronomers understand the Milky Way galaxy in which our sun and Earth reside.
May 21, 2014
