The galaxy cluster appears hotter and more mature than it should for its young age, challenging what we think we know about ...

Scientists have discovered the fastest-spinning asteroid sized over 0.3 miles in diameter, which is rotating about once every ...

Astronomers announced the discovery of a starless cloud of hydrogen gas, a pristine relic of the cosmos that is almost as old as time itself.

NASA’s Hubble data shows a wake of dense gas around Betelgeuse, offering the clearest proof yet of a long-suspected companion ...

Astronomers at the W. M. Keck Observatory on Maunakea discovered clear evidence that a supermassive black hole can reshape a ...

The observations were carried out by the Breakthrough Listen program as the object neared its closest approach to Earth on ...

From ancient stargazers to modern-day space scientists, women have shaped our understanding of the cosmos. This crossword ...

Astronomers may have finally solved one of the weirdest mysteries of our night sky: why Betelgeuse, a massive star in the ...