For a quarter of a century, humans have continuously occupied the International Space Station. Here's a look at how far we've ...

NASA astronauts Bob Behnken and Doug Hurley can now begin a stay in orbit that could last up to 110 days before they return home.

Preface; Acknowledgements; Foreword; Dedication; Prologue; 1: An Alternative Plan; Shuffling the Shuttle to Assemble the Station; NASA's Tier-2: An Alternative Assembly Plan; The Interim Control ...

NASA and Northrop Grumman had delayed the arrival of a Cygnus XL spacecraft to the orbital outpost after an issue with its main engine was detected. Flight engineers were able to determine that it ...

Columbia mission commander Rick Husband is most often spoken of in the context of his death alongside his fellow astronauts in 2003. However, he is remembered by his hometown of Amarillo as a ...

The new jumbo version of Cygnus delivered about 11,000 pounds of cargo to the orbiting lab this morning (Sept. 18).

Norththrop Grumman's Cygnus XL has resumed its journey to the International Space Station after a day-long delay. NASA will ...