One of NASA’s oldest astronomy missions, the Neil Gehrels Swift Observatory, has been out of action for more than a month as ...
We’ve had things that have reentered have a 1 in 1,000 chance, and nothing happened; if we have a few that are 1 in 4,000 or ...
After 14 years in orbit, Nasa’s Van Allen Probe A satellite is expected to re-enter Earth’s atmosphere. How big a threat is ...
On the evening of Jan. 31, 1958, the United States orbited its first satellite -- Explorer 1. The effort was part of the nation's participation in the International Geophysical Year (IGY), a peaceful ...
A 1,300-pound NASA satellite is expected to crash through Earth's atmosphere March 10, 2026, with some of the spacecraft ...