In addition to the exoplanet’s polar orbit, the brown dwarf pair itself is extraordinarily rare. They form an eclipsing ...

Some see space as a future home for the giant warehouses of computer servers given its remoteness, endless supply of solar ...

Slideshows ...

For example, Sen. Ed Markey (D-Mass.) asked Isaacman repeatedly if Musk was in the room at Mar-a-Lago, Trump's Florida estate ...

Don Pettit has returned to Earth after a seven-month mission aboard the International Space Station, wrapping up a journey ...

China is allowing six nations, including the United States, to examine moon rocks on loan from the 2020 Chinese Chang'e-5 ...

A dazzling snapshot from ESO’s Paranal Observatory captures a rare sky parade — the Moon, a comet, and nearly every visible planet strung across the heavens. This celestial lineup is an optical ...

Recent flybys of the fiery world refute a leading theory of its inner structure — and reveal how little is understood about ...

NASA's Artemis campaign will use human landing systems, provided by SpaceX and Blue Origin, to safely transport crew to and from the surface of the moon, in preparation for future crewed missions to ...

The hybrid motor combines solid fuel with gaseous oxygen to generate a powerful exhaust stream, mimicking the conditions of a real lunar lander.

Skywatchers worldwide are in for a charming cosmic display before the sun rises Friday, as three celestial bodies will appear ...

The new moon occurs April 27, and a day later Venus and Saturn will make a close approach to each other (known as a ...