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Watch Asteroid Eclipse Star Tonight

Late tonight, millions living around New York City may witness the best stellar disappearing act ever seen in North America. Lucky sky-watchers with clear skies across parts of the Northeast will observe a bright star momentarily wink out early Thursday ...

Biggest Yellow “Hypergiant” Star Spotted

A jumbo star 1,300 times wider than the sun has surprised astronomers, who report it is the biggest yellow “hypergiant” star ever spotted. Dubbed HR 5171, the star is also surprising because a companion star was discovered orbiting it. “The two stars ...

Watch Erupting Star Live

Whether in the sky or on the web, stargazers around the world are getting a chance to watch a ‘new’ star blow its top before their eyes. The stellar explosion in the constellation Delphinius is brightening so fast in the ...