Life on Mars? Rover’s Latest Discovery Puts It ‘On the Table’

The identification of organic molecules in rocks on the red planet does not necessarily point to…

New Dive Into Old Data Finds Plumes Erupt From Jupiter’s Moon Europa

A re-examination of old data shows a NASA spacecraft may have flown through a plume in…

A Helicopter on Mars? NASA Wants to Try

The space agency’s next Martian rover, currently scheduled for a 2020 launch, is to carry a…

David Pines, 93, Insightful and Influential Physicist, Dies

He helped explain the electric flow of superconductors and the churning matter inside collapsed stars, work…

NASA’s Mars InSight Mission Launches for Six-Month Journey

Propelled by a predawn rocket launch from California on Saturday, the spacecraft will study the deep…

Mars InSight: NASA’s Journey Into the Red Planet’s Deepest Mysteries

The newest mission to Mars is to launch on Saturday morning. It will search for marsquakes…

Trump’s NASA Nominee, Jim Bridenstine, Confirmed by Senate on Party-Line Vote

The Oklahoma congressman’s nomination languished for more than seven months as senators raised objections to his…

Tiangong-1, China’s First Space Station, Crashes Into the Pacific

China lost control of the craft in 2016, and sky watchers had been waiting months for…

China’s Space Station May Crash to Earth on April Fools’ Day

Experts predict the abandoned space station, Tiangong-1, will fall back to Earth around this weekend. But…

Robert Lightfoot, NASA’s Acting Administrator, to Retire as Trump’s Nominee Is Stalled

Mr. Lightfoot has filled in since the end of the Obama administration. The agency has never…