The U.S. space agency has fallen silent amid the federal government shutdown, but it's about to slingshot a pair of robotic ...

3I/ATLAS is surrounded by “a complex jet structure,” new images show, sparking fresh speculation that the Manhattan-sized ...

Blue Origin's powerful New Glenn rocket will launch a NASA mission to Mars this weekend, and you can watch the action live.

This will be the second flight of the orbital rocket from Jeff Bezos’s space company and will include a key test of whether ...

Japan's space agency successfully launched its most powerful H3 rocket, carrying a newly developed unmanned cargo spacecraft for its first mission to deliver supplies to the International Space Statio ...

Is 3I/Atlas an alien spacecraft or just a really interesting rock hurling through the cosmos? That debate has been raging ...

Blue Origin is preparing a second launch of its New Glenn rocket, this time with twin Mars orbiters on board. The company will attempt to recover the rocket’s first stage.

Manhattan-sized comet 3I/ATLAS allegedly executed an unusual maneuver while approaching the Sun earlier this week, fueling ...

The Shenzhou 20 trio — mission commander Chen Dong, Chen Zhongrui and Wang Jie — were scheduled to depart Tiangong today (Nov. 5), but a suspected impact from a small piece of debris on their ...

"The implication of alien technology would be huge and therefore we must take it seriously,” Harvard's Avi Loeb told Newsweek ...

Watch the ESA/JAXA BepiColombo mission flyby the closest planet to the sun in this set of images captured. It was the 3rd ...

Astronomer Avi Loeb suggests that a quasi-satellite may be the "relic of an interplanetary mission by humanity from the 1960s ...