NASA is no longer asking U.S. companies for proposals to get the ice-hunting VIPER rover to the moon but still hasn't given up on the mission.
Plato, the European Space Agency's terrestrial planet hunter spacecraft, is seen after having 24 of its 26 cameras installed.
Earth's atmosphere pulses in sync with the sun's fiery outbursts, indicating it is more sensitive to solar activity than previously thought, according to new research.
The moon spent a few million years as a volcanic wasteland, covered with ongoing eruptions that spewed from mountains and even from the ground itself.
Elon Musk explained the rather depressing fate of life on Earth to Fox News host Jesse Waters, who had asked him why humanity should go to Mars.
A combination of X-ray from NASA's Chandra observatory and radio data indicates that a galactic "fracture" was likely caused by a special neutron star called a pulsar.
NASA's James Webb Space Telescope has found water vapor swirling in the air of a distant, boiling-hot alien planet, a new study reports.
GOES-19 satellite captures breathtaking footage as a towering solar filament erupts over the sun's eastern limb.
New 3D-printable models of Chandra X-ray Observatory images will allow you to hold a star in your hands and touch a supernova remnant.
China has achieved a milestone feat, making the first-ever laser ranging measurement from Earth to the moon during the daytime.