For over two decades, astronomers have been perplexed by the existence of planetary-mass objects, or PMOs, celestial bodies ...

The planet WASP-121b is extreme. Its a gas giant almost twice as big as Jupiter orbiting extremely close to its star50 times ...

A private lunar lander carrying a drill, vacuum and other experiments for NASA touched down on the moon Sunday.

A team of researchers is investigating young exoplanets that formed around the same time dinosaurs roamed the Earth, ...

With measurement errors negated, what remains is the real and exciting possibility we have misunderstood the universe,” said Adam Riess, professor of physics and astronomy at Johns Hopkins University.

The James Webb Space Telescope has captured amazing new imagery of Uranus along with its rings and moons. The footage shows the moons Titania, Miranda, Ariel, Umbriel and Puck. Credit; Space.com | ...

The cosmos is riddled with evidence that the universe began with an exotic, unfathomably rapid expansion, but scientists ...

"The operations work at STScI, NASA's Goddard Space Flight Center, and other NASA contractors is funded by the operational ...

More than 38,000 asteroids are known to be in Earth’s vicinity, including 973 “planet killers” of more than half a mile in diameter. Most pose no risk. But NASA estimates that only about 43% of nearby ...

Lawrence Livermore National Laboratory released this update on researchers' use of high performance computing resources to ...

Deep in space, mysterious wanderers roam freely — of planetary masses yet not hosted by stars. These celestial nomads, called ...

The Webb telescope — a scientific collaboration between NASA, ESA, and the Canadian Space Agency — is designed to peer into ...