Surveying nearby galaxies in the process of merging with other galaxies, astronomers have identified massive, dense star ...

NASA has just released a new documentary about the most powerful space telescope ever built, and you can watch it now.

An exoplanet 60 light-years away from Earth, known as 14 Herculis c, is thought to be the coldest one yet found, researchers ...

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The White House’s spending plans would further the space agency’s evolution toward becoming an incubator for private industry ...

The core portion of NASA's Nancy Grace Roman Space Telescope has successfully completed vibration testing, ensuring it will ...

Scientists have scored a pristine view of a pair of exotic worlds orbiting a star more than 300 light-years away — one with ...

NASA engineers have successfully completed testing on one half of the Nancy Grace Roman Space Telescope — a key step in making sure this future observatory will perform as expected once it reaches ...

Earth is perfectly safe from a menacing asteroid known as 2024 YR4 that is big enough to level a city, but the moon? Not so ...

Dark matter affects how stars move within galaxies, how galaxies build up over time, and how everything in the universe is held together—but no existing tool has directly detected it. While dark ...

"Uranus is weird, so it's always been uncertain how much the magnetic field actually interacts with its satellites." ...

NASA’s Chandra X-ray Observatory and Hubble Space Telescope have been used to study a cluster of stars, nicknamed “Nikhuli," that may be acting as a black hole "delivery system." Credit: NASA/CXC/A. H ...