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NASA unveiled close-up pictures on Wednesday of the interstellar comet that’s making a quick one-and-done tour of the solar ...

Scientists flew the XL-Calibur telescope on a high-altitude balloon to measure polarized X-rays from Cygnus X-1. These ...

Researchers have pinpointed a super-Earth in the habitable zone of a nearby M-dwarf star only 18 light-years away.

Key Takeaways An ancient wanderer from beyond our solar system adjusts its path with uncanny accuracy. Scientists spot a fine ...

New police logs contradict an official UFO dismissal after a U.K. helicopter crew reported an emergency dive to avoid a ...

“Impact flashes on the moon are very common,” University of Colorado Boulder astrophysical and planetary sciences professor ...

NASA shares why its HiRISE photo of 3I/Atlas appears blurry, even as amateur astronomers release sharper comet images.

On Episode 187 of This Week In Space, Rod Pyle and Tariq Malik talk with Glen Swanson, author of the new Star Trek history ...

A quick look at Avi Loeb’s thoughts on NASA’s 3I/Atlas press event and the larger questions he believes remain open.

SpaceX launched another batch of Starlink satellites early Saturday, the record 101st flight this year from Florida's Space ...

MOSCOW, November 22. /TASS/. A state commission has resolved to transport the Soyuz-2.1 carrier rocket with the Soyuz MS-28 manned spacecraft to the launch pad and install it there, Russia’s state-run ...