Pointed away from Earth about 404 miles overhead, the orbital observatory will circle the planet from north to south about 14 ...

Galaxy cluster Abell 1489, as imaged by the International Gemini Observatory, contains more than 200 of the ...

NASA’s Psyche mission, which aims to explore the metal-rich asteroid Psyche, has hit a snag on its journey. As reported in a ...

NASA's SPHEREx space observatory has spent the last six weeks undergoing checkouts, calibrations, and other activities to ...