ESA's Solar Orbiter captured views of the planet Mercury passing in front of the Sun. Multiple instruments aboard the ...

The exoplanet is gravitationally gripped in a speedy, 11-hour orbit around a red dwarf star that's less than one-fifth the ...

NASA is already ordering landers, rovers and drones for a sprawling moon base, less than two months after the Artemis II's ...

Moon base plans revealed as Nasa chief says ‘the grand return is close at hand’ - The outpost at the satellite’s south pole may eventually spread out over hundreds of square miles ...

The most impressive feature on Mercury is the Caloris Basin, a vast, multi-ringed crater over 800 miles across, which is ...

A retro-futuristic space truck and a nimble crustacean on wheels just won a multibillion-dollar prize to deploy on a future ...

A hot, rocky planet discovered using the Kepler space telescope is the smallest ever found outside our solar system. The new planet, called Kepler-37b, has a radius less than a third the size of Earth ...

May 25 and 26, 1959, saw the first meeting of the Research Steering Committee on Manned Space Flight. The committee was also referred to as the Goett Committee, as it was chaired by Harry J. Goett. An ...

Somewhere around 12,000 light-years from Earth, a star that is slightly smaller and cooler than our Sun did something violent ...

Sergey Kud-Sverchkov and Sergei Mikaev, of the Russian space agency Roscosmos, will perform a five-hour spacewalk outside the ...

NASA officials announced contract awards for the initial elements of a lunar base on Tuesday, including two rovers that will ...

NASA announced plans for three uncrewed missions to the moon this year that will serve as early steps toward building a ...