A star system in our own galactic neighborhood is poised to put on a show so bright it could briefly rival the planets and ...

Scientists have been looking for extra-solar planets for decades, but only recently, with better equipment and improved techniques, have they finally unveiled new and unusual planets. Since 1995, over ...

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Proxima Centauri, the sun’s nearest neighbor among the stars, is 25 trillion miles away from Earth. Even if it had a family of planets, no telescope could reveal them. According to Sir James Jeans, a ...

In January of 2005, astronomers discovered a distant object larger than Pluto orbiting the sun. However, since there is no authoritative definition for the term planet, disagreement exists between ...