This World Is a Simmering Hellscape. They’ve Been Watching Its Explosions.

Researchers have released a five-year record of volcanic activity on Io, a moon of Jupiter, hoping…

How ‘The Twilight Zone’ First Saw Man on the Moon

The 1959 pilot episode, airing a decade before the first moon landing, bore what would become…

Mars Released a Puff of Gas. Now the Gas Is Past.

Last week, NASA’s Curiosity rover detected a belch of natural gas on the red planet. The…

SpaceX Falcon Heavy’s 3rd Launch — How to Watch

The powerful rocket will carry an assortment of cargo to orbit, including a solar sail, an…

How NASA Sold the Science and Glamour of Space Travel

At the time of the Apollo 11 lunar landing mission, some Americans had reservations about the…

NASA Rover on Mars Detects Puff of Gas That Hints at Possibility of Life

The Curiosity mission’s scientists picked up the signal this week, and are seeking additional readings from…

In Hawaii, Construction to Begin on Disputed Telescope Project

Work on the Thirty Meter Telescope on Mauna Kea, bitterly opposed by Hawaiian activists, may soon…

Hypersonic Missiles Are Unstoppable. And They’re Starting a New Global Arms Race.

The new weapons — which could travel at more than 15 times the speed of sound…

Why Did the Moon Landing Matter? A Slew of New Books Offer Answers

Jill Lepore explores the many new accounts of the Apollo 11 mission on its 50th anniversary,…

One Small Tweet for Trump, One Giant Question for NASA’s Moon Plans

A tweet by the president clashed with earlier statements, including his own, about a renewed focus…