Data from NASA’s Chandra X-ray Observatory and NASA’s James Webb Space Telescope combine to reveal an otherworldly view of ...

Soaring to the depths of our universe, gallant spacecraft roam the cosmos, snapping images of celestial wonders. Some spacecraft have instruments capable of capturing radio emissions. When scientists ...

Harvard astrophysicist Avi Loeb has renewed speculation about the mysterious interstellar object 3I/ATLAS ahead of its ...

As scientists worldwide speculate about the giant comet 3I/ATLAS, we look to NASA, the Galileo Project, and other sources to try to make sense of it all.

Harvard astrophysicist Avi Loeb has alleged thatNASA withheld an image of the interstellar comet 3I/ATLAS taken near Mars ...

Galileo was nearly doomed from the start by launch delays that nearly put Jupiter out of reach. The spacecraft was supposed to ride into space atop a Centaur rocket in 1982 — a good year for making ...

Are we being kept in the dark about visitors from space? According to one of the world's most prominent—and ...

Half a billion miles away, a lone emissary from Earth will carry out its own death sentence today when it screams into the atmosphere of the planet Jupiter at 108,000 mph and gets vaporized. The ...