Astronomy & Space - Astronomy news

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 ...

dateFeb 10, 2015 in Astronomy
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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 ...

dateFeb 10, 2015 in Astronomy
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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?

dateFeb 10, 2015 in Astronomy
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Stellar partnership doomed to end in catastrophe

Astronomers using ESO facilities in combination with telescopes in the Canary Islands have identified two surprisingly massive stars at the heart of the planetary nebula Henize 2-428. As they orbit each other ...

dateFeb 09, 2015 in Astronomy
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How big is the biggest star we have ever found?

The universe is such a big place that it is easy to get baffled by the measurements that astronomers make. The size of UY Scuti, possibly one of the largest stars we have observed to date, is certainly baffling.

dateFeb 09, 2015 in Astronomy
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Image: Hubble's little sombrero

Galaxies can take many shapes and be oriented any way relative to us in the sky. This can make it hard to figure out their actual morphology, as a galaxy can look very different from different viewpoints. ...

dateFeb 09, 2015 in Astronomy
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What is a Wolf-Rayet star?

Wolf-Rayet stars represent a final burst of activity before a huge star begins to die. These stars, which are at least 20 times more massive than the Sun, "live fast and die hard", according to NASA.

dateFeb 06, 2015 in Astronomy
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The ages of sun-like stars

The mass of a star is perhaps its most significant feature. It determines how brightly it shines (a star ten times more massive than the Sun will, during its normal lifetime, shine about forty million times ...

dateFeb 06, 2015 in Astronomy
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What is gravitational lensing? (w/ Video)

Everyone here is familiar with the practical applications of gravity. If not just from exposure to Loony Tunes, with an abundance of scenes with an anthropomorphized coyote being hurled at the ground from ...

dateFeb 06, 2015 in Astronomy
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