COURTESY CFHT This web camera photo shows the Canada –France –Hawaii Telescope near the summit of Mauna Kea this afternoon. Big Island summits are under a winter weather advisory until 6 a.m. Sunday.

The Hubble Space Telescope has been used to determine the mass of white dwarf star LAWD 37. It is "56 percent the mass of our ...

Over the past seven decades, thousands of sophisticated spacecraft have been launched on ambitious missions to look down on our planet, explore the wonders of our star's domain, or venture into the ...

If alien life exists on the newly discovered JG 251 c, we could know about it in the next 10 years.

A newly discovered planet sits in the habitable zone of its star, where temperatures are right for liquid water if the ...

Joyce's nebula scene captures the expanding shell of the supernova remnant CTB 1, also known as both the Garlic Nebula and ...

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While researchers say they've found a potentially habitable planet, it'll take a new generation of telescopes to figure out ...

The Allure of the Cosmos Astronomical tourism has surged in popularity as people seek to immerse themselves in the wonders of the night sky. As our understanding of the universe expands, so does the ...

The sky is filled with rare celestial treats this week. Want to spot some cool comets? Here's what to know about comets ...

A novel imaging technique used for the first time on a ground-based telescope has helped a UCLA-led team of astronomers to ...

The easiest way to make your artificial Christmas tree look like a real tree is to, well, cover it up. Go heavier on the ...