Galileo saw it first, but this time astronomers had a better view of what is going on with the sun and found a reason why ...

The sun has become increasingly active since 2008, a new NASA study shows. Solar activity is known to fluctuate in cycles of ...

NASA findings show that solar storm activity has been increasing, suggesting a longer-term deviation from standard solar ...

Galileo satellites 29 and 30 have reached their target positions at an altitude of 23,222 km and are now fully operational three months after being launched from Cape Canaveral, Florida, by SpaceX.

The closest technological species to us in the Milky Way galaxy could be 33,000 light years away and their civilisation would ...

Bowling Green State University held a public viewing Thursday of a recently-restored 17th-century collection of works from Galileo Galilei, the revolutionary scientist most famous for his astronomical ...

The European Union Agency for the Space Programme (EUSPA) has officially declared its Galileo Open Service Navigation Message Authentication (OSNMA) initial service operational. OSNMA introduces a ...

Astrophysicist Avi Loeb, the former chairman of Harvard's Department of Astronomy and current head of Harvard's Galileo Project, which searches for ...