European-Russian Mars Mission Delayed to 2022 Over Coronavirus and Tests

“We cannot really cut corners,” said the head of the European Space Agency. Click…

Why Didn’t Saturn Eat Titan, Its Biggest Moon?

New simulations explain how the ringed planet ended up with one giant moon that domineers its…

This Black Hole Blew a Hole in the Cosmos

The galaxy cluster Ophiuchus was doing just fine until WISEA J171227.81-232210.7 — a black hole several…

Boeing Starliner Flight’s Flaws Show ‘Fundamental Problem,’ NASA Says

A software glitch that could have destroyed the capsule was fixed in orbit, during an uncrewed…

‘Close Call’: NASA-Boeing Investigation of Starliner Flight Finds Lapses

The uncrewed December space mission could have ended in disaster. Click here for original…

Red Space Lettuce Might Feed Red Planet Voyagers

Leafy vegetables grown by astronauts aboard the International Space Station were as healthful as lettuce on…

There Are 2 Seats Left for This Trip to the International Space Station

Axiom Space is selling tickets on a SpaceX capsule for a $55 million, 10-day stay on…

NASA’s Mars 2020 Rover Is About to Get a New Name

The space agency will choose from nine names proposed in essays by students from kindergarten to…

When Voyager 2 Calls Home, Earth Soon Won’t Be Able to Answer

NASA will spend 11 months upgrading the only piece of its Deep Space Network that can…

Why Mars Needs a Leap Year, Too

Alien civilizations on other worlds would need much more awkward contortions to their calendars than we…