A colossal telescope with the potential to revolutionize astronomy and reveal extraterrestrial life is set for construction atop a dormant volcano on Hawaii's Big Island, NBC News reports. But ...
Mike Brown is convinced that beyond Neptune, at the far reaches of our solar system, there's an unseen giant planet. "This is the 5th largest planet in our solar system, lurking out there, waiting to ...
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Huge galaxy cluster is wrapped in a cocoon 20 million light-years wide, NASA space telescope finds
Using NASA's Chandra X-ray space telescope, astronomers have discovered an entire galaxy cluster wrapped in a 20 million ...
Astronomer Robert Kirshner investigates some of the universe’s biggest questions: What happens when a star explodes? Is the universe still expanding? He recently added a new mystery to the list: Is ...
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