This new finding suggests these emissions could be driven by magnetars or binary star systems, marking a significant leap in ...

A third, tenuously held companion to the known binary V404 Cygni may signal that at least some black holes form "gently." ...

The Arecibo Message as it appears when its 1,679 bits are properly aligned on a grid (left), an annotated illustration ...

Spica, located in the constellation Virgo, is known for its brilliant blue-white hue and is one of the brightest stars ...

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Scientists using observations from NASA's Neil Gehrels Swift Observatory have discovered, for the first time, the signal from ...

Scientists using observations from NASA's Neil Gehrels Swift Observatory have discovered, for the first time, the signal from a pair of monster black holes disrupting a cloud of gas in the center of a ...

The Blaze Star is part of a binary system; it has a companion star ... according to NASA. To astronomy enthusiasts, it will appear as if a new star appeared in the sky, Boyd said.

"This is the most exciting and fascinating discovery in substellar astrophysics in decades," an astrophysicist said.

The Arecibo message contained an image of a man only. But what might seem a sexist choice deserves a more subtle ...