After three spacewalks, the Alpha Magnetic Spectrometer is almost ready to resume collecting cosmic rays.
NASA’s 42-year-old planetary probe joins its twin beyond the heliopause
NASA’s intrepid, 42-year-old planetary probe joins its twin beyond the heliopause.
A NASA legend dies and a protege is sidelined
Chris Kraft wrote the book on human spaceflight operations; few were better students than Bill Gerstenmaier.
In mid-May 1969, only one hurdle remained before NASA would attempt to land astronauts on the Moon: a flight test.
SpaceX’s heavy-lift launcher enters commercial service
More then a year after its flight test, Falcon Heavy enters commercial service.
Flying the SpaceX Falcon Heavy with ULA upper stage is an option for lunar missions beyond 2022.
Little country takes a giant leap
Despite cancellation of Google X Prize, Israeli nonprofit aiming for April touchdown on the Moon.
New Horizons surveys Ultima Thule, a twin-lobed body that formed in situ in the Kuiper Belt.
With Falcon 9 finished, SpaceX looks to broadband satellite and Mars ship development with a leaner workforce.
Thirty-four new pieces of debris were recently added to the growing junk heap in Earth orbit.