The interstellar object ʻOumuamua passed through our solar system in 2017, moving fast, reflecting light unusually, and ...

NASA acting Administrator Sean Duffy made two television appearances on Monday morning in which he shook up the space ...

Sean Duffy called out SpaceX for being “behind schedule” on a lunar lander and said he’d explore other options.

Former NASA officials warn that the U.S. looks poised to lose its self-declared race to beat China to the moon ...

Winter is approaching in the U.S., and that means the term atmospheric river is coming back around again. Here's the ...

As a joke, she labelled it LGM 1 for “Little Green Men”, but the astronomers working on it did not really believe they had discovered aliens. They were, however, concerned about the possibility that ...

Three interstellar objects; ʻOumuamua, 2I/Borisov, and 3I/ATLAS—have passed through the Solar System. This article details ...

The comet is one of only three of its kind recorded in history. But others think there could be more to this celestial object ...

NASA has paused operations of the Neutron Star Interior Composition Explorer (NICER) aboard the International Space Station ...

Elon Musk unveils his 'secret' theory that the interstellar object 3I/ATLAS could be 'aliens.' Discover the anomalies, why NASA is silent, and the debate over its 'artificial origin.' ...

Is it a natural comet or artificial? Harvard's Avi Loeb cites 8 anomalies, including a strange nickel plume and potential 'reverse thrust', while other experts strongly disagree.

Speculations about an alleged Planetary Defence Initiative stemmed from the International Asteroid Warning Network Campaign ...