We often focus on space observatories that peer beyond Earth. But the vast majority of satellites stare right back at us.

"Really, Euclid is not only a dark universe detective, it's also a time machine. We will look back 10 billion years in cosmic ...

The international all-civilian Fram2 crew is the first in space history to fly to orbit with no licensed pilot or trained ...

YR4 was classified in February at Level 3 on the Torino Scale prompting the UN to activate the Planetary Security Protocol ...

Though still only in the prototype stage, this flat lens could one day be used on space telescopes, and perhaps even on ...

Newsweek previously reported China's involvement in an observatory in South America that researchers said could be used to "support military space operations" ...

When two enormous black holes collide in deep space, they send shockwaves rippling across the universe. These shockwaves, ...

A deep sea exploration and monitoring station a mile deep in the contested South China Sea could also cement China as a ...

Aside from light pollution, there are other impacts the observatories can expect to experience. The ESO study also found that ...

The European Space Agency has released the first batch of large-scale images from the Euclid space telescope, which astronomers have already used to find hundreds of strong gravitational lenses ...

Using Spektr-RG and Chandra space observatories, Chinese astronomers have investigated a nearby spiral galaxy known as NGC 7793. Results of the new study, published March 13 on the arXiv preprint ...