Astronomy & Space - Astronomy news

Exploded star blooms like a cosmic flower

Because the debris fields of exploded stars, known as supernova remnants, are very hot, energetic, and glow brightly in X-ray light, NASA's Chandra X-ray Observatory has proven to be a valuable tool in studying ...

Feb 12, 2015
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Mismatched twin stars spotted in the delivery room

The majority of stars in our galaxy come in pairs. In particular, the most massive stars usually have a companion. These fraternal twins tend to be somewhat equal partners when it comes to mass - but not ...

Feb 12, 2015
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250 years of planetary detection in 60 seconds

Early astronomers realized some of the "stars" in the sky were planets in our Solar System, and really, only then did we realize Earth is a planet too. Now, we're finding planets around other stars, and thanks ...

Feb 12, 2015
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Why does the Milky Way rotate?

We live in a galaxy that is called the Milky Way. It's called a barred spiral galaxy, which means that it has a spiral shape with a bar of stars across its middle. The galaxy is rather huge—at least 100,000 ...

Feb 11, 2015
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Planck reveals the dynamic side of the Universe

The Planck collaboration, which includes the CNRS, the French Alternative Energies and Atomic Energy Commission (CEA), the French National Space Agency (CNES) and several French universities and institutions, ...

Feb 11, 2015
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Image: Smile, and the universe smiles with you

An upbeat-looking galaxy cluster appears to smile at us in a newly released image from the NASA/ESA Hubble Space Telescope. The cluster - designated as SDSS J1038+4849 - appears to have two eyes and a nose ...

Feb 11, 2015
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Google gives Lick Observatory $1 million

Google Inc. has given $1 million to the University of California's Lick Observatory in what astronomers hope is the first of many private gifts to support an invaluable teaching and research resource for ...

Feb 10, 2015
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Do stars move?

We know that Earth is not the center of the universe—let alone the Solar System—but looking at the sky, it's easy to get confused. Stars appear to be rising and setting, as well as the planets, Moon and ...

Feb 10, 2015
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How fast is the universe expanding?

The Universe is expanding, but how quickly is it expanding? How far away is everything getting from everything else? And how do we know any of this anyway?

Feb 10, 2015
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