A former NASA developer has analyzed 1950 photographic plates showing nine unexplained objects in Earth's orbit, years before ...

NASA said the odds of anyone on Earth being harmed by the satellite were approximately 1 in 4,200.

A bus-size asteroid known as 2026 EG1 flew past Earth closer than the moon late Thursday. Here's what NASA had to say about ...

Aug. 26 (UPI) --NASA has set Tuesday for its next launch attempt of its TOMEX+ sounding rocket mission to take a peak at the Earth's atmosphere. U.S. citizens in the mid-Atlantic region may catch a ...

The asteroid, which was about the size of a humpback whale or a school bus, passed within 200,000 miles of Earth Thursday night, before heading out to space.

Add Yahoo as a preferred source to see more of our stories on Google. Illustration of the identical Van Allen Probes. (JHU/APL, NASA) A NASA research satellite is set to reenter Earth's atmosphere ...