SIGNS of an alien planet that’s about the same size as Earth have been picked by up a Nasa telescope. Scientists say it might ...

If executed at the scale, Musk's orbital data center plan could have devastating effects on the environment and the ...

On Jan. 31, 1958, Explorer 1 became the first satellite launched by the United States. Its primary science instrument, a ...

Lawrence Livermore National Laboratory creates a cislunar orbit map to help predict satellite stability and improve collision avoidance in increasingly crowded Earth orbits.

A 1 Gw orbital data center would cost roughly $42.4B—almost three times its ground-bound equivalent.

The time between tracking failure and satellite collision has dropped to days, showing how fragile low Earth orbit has become.

Just 13 months after declaring the moon "a distraction," Elon Musk has announced that Earth's nearest neighbor is now the ...

Planned launch of 500,000 satellites could spoil about one in three Hubble images, even when the telescope stays above Earth's weather.

Compared with Earth, Mars is tiny, yet it seems to have an outsized effect on our planet’s climate cycles. Similar small planets could affect the climates of worlds beyond our solar system, which we ...

SpaceX and xAI want to lift entire data centres off Earth and into orbit, doing it easier fantasised than done, writes Satyen K. Those born before the Internet era think that “data in the cloud” ...

Free-floating planets, or as they are more commonly known, rogue planets, wander interstellar space completely alone. Saying there might be a lot of them is a bit of an understatement. Recent ...

Comet C/2023 P1, Nishimura visible from Earth. Credit: NASA/JPL-Caltech | edited by Space.com Senate shutdown deal stalls over Graham objection Video shows airport bystander bodyslamming TSA breach ...