The famous engine maker Pratt & Whitney operated two of them as a testing platform, NASA used one for its Stratospheric Observatory ... Boeing was already hard at work developing the 747-400 when it ...

The Hubble Space Telescope has made multiple observations of exoplanet WASP-121 b, also known as Tylos. The extreme ...

NASA has issued an alert about a 720-foot asteroid named 2024 ON, which is approaching Earth at 25,000 miles per hour. The asteroid, expected to make its closest approach on September 15, 2024 ...

CAPE CANAVERAL, Fla — A tech billionaire performed the first private spacewalk hundreds of miles above Earth on Thursday, a high-risk endeavor reserved for professional astronauts — until now.