Liftoff occurred at 4:32 p.m. ET — not long before the planned 13th test flight of SpaceX's Starship megarocket.

The great lengths that the debris rolled means that Pluto's landslides are among the most mobile in the solar system, a ...

Liftoff is scheduled for 6:45 p.m. ET today (July 16).

"It's in the habitable zone, which is super exciting for astrobiology and habitability and searching for life." ...

It's young rocket scientists in love and rowdy alien refugees when this animated adventure launches in 2027. When you ...

"Hawking's laws of black hole mechanics provided a satisfying connection between extreme and ordinary physics and have been ...

A laser star guide beams up from the Gemini South Observatory and into the Milky Way on Cerro Pachón, a mountain in central ...

The clock is counting down for a 6:45 p.m. EDT (2245 GMT) liftoff.

August 12 will see the deepest partial solar eclipse in the U.K. for many decades, hours before the peak of the annual ...

Rocket Lab has completed a major qualification test for its formidable Archimedes engine, which will power the company's next ...

"Our work shows that sugars can form naturally in space." ...

"The new planet is 100 times fainter than Beta Pictoris b, the famous planet in the same system, making it the faintest ...