News

SpaceX will launch a satellite repair drone with robot arms to Earth orbit today: How to watch it live

By Mike Wall Published 21 July 26

SpaceX will launch a trailblazing satellite-servicing mission today (July 21), and you can watch the action live.

A massive crater was spotted on Google Earth. It could be a scar from an ancient meteorite impact

By Elizabeth Howell Published 21 July 26

While getting ready for a camping trip, an amateur astronomer spotted a possible crater. It appears to be a match, pending microscopic results.

Galaxy cluster's magnetic field reconstructed for 1st time with record-breaking astronomy map

By Robert Lea Published 21 July 26

"We believe that the mechanism that 'turns on' these gigantic radio emissions is linked to the formation process of galaxy clusters."

The 1st 'Avengers: Doomsday' trailer is here, and it's stuffed to bursting with superheroes

By Jeff Spry Published 20 July 26

Robert Downey Jr.'s Doctor Doom makes his true debut (sort of) in this cluttered but colorful preview for the December blockbuster.

SpaceX targets July 23 for crucial Starship Flight 13 test launch after abort

By Mike Wall Published 20 July 26

SpaceX is now targeting Thursday (July 23) for Flight 13 of its giant Starship rocket, after the first launch attempt aborted at the last second on July 16.

Scientists discover mystery molecule on Pluto and Saturn's moon Titan: 'We cannot say what it is'

By Sharmila Kuthunur Published 20 July 26

Despite being separated by billions of miles, Saturn's moon Titan and the dwarf planet Pluto share an unexplained surface signature.

50 years after Viking 1's historic Mars landing, NASA is looking to the Red Planet's skies

By Mike Wall Published 20 July 26

NASA's Viking 1 mission blazed a crucial trail with its Mars landing on July 20, 1976. Now, half a century later, that trail leads up into the Red Planet's skies.

Twice in a row: SpaceX rocket aborts launch at last second again (video)

By Mike Wall Published 20 July 26

SpaceX suffered its second last-second abort in a row this morning (July 20), this time during an attempted Falcon 9 launch of Starlink broadband satellites.

Four astronauts, 3 spacecraft, 2 weeks in orbit: Artemis III will be NASA's most complicated mission ever

By Josh Dinner Published 20 July 26

NASA's Artemis III mission is shaping up to be NASA's most complex mission in history, coordinating the launch and rendezvous of three different spacecraft.

Best telescopes 2026: Observe planets, stars and galaxies

By Gemma Lavender Last updated 20 July 26

Buying Guide These are the best telescopes for stargazing, with top models from ZWO, Celestron and Unistellar.