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Space

Asteroid 2026 JH2 Is About to Fly Right Past Earth—Relatively Speaking

Look Out

Asteroid 2026 JH2 Is About to Fly Right Past Earth—Relatively Speaking

Anna Lisa Bonfranceschi

NASA’s Curiosity Rover Got Its Drill Stuck on a Rock. Here’s How They Freed It

Bit by Bit

NASA’s Curiosity Rover Got Its Drill Stuck on a Rock. Here’s How They Freed It

Marta Musso

‘Orbs,’ ‘Saucers,’ and ‘Flashes’ on the Moon: Pentagon Drops New UFO Files

Truth Is Out There

‘Orbs,’ ‘Saucers,’ and ‘Flashes’ on the Moon: Pentagon Drops New UFO Files

Becky Ferreira

How to Watch the Lyrids Meteor Shower at Its Peak

Look Up

How to Watch the Lyrids Meteor Shower at Its Peak

Jorge Garay

How Can Astronauts Tell How Fast They’re Going?

Dot Physics

How Can Astronauts Tell How Fast They’re Going?

Rhett Allain

NASA Wants to Put Nuclear Reactors on the Moon

Nukes in Space

NASA Wants to Put Nuclear Reactors on the Moon

Jorge Garay

The Caves That Could Help Us Find, or Become, Aliens

Deep Dives

The Caves That Could Help Us Find, or Become, Aliens

Becky Ferreira

Artemis II Returns Safely to Earth After Historic Flight Around the Moon

Welcome Back

Artemis II Returns Safely to Earth After Historic Flight Around the Moon

Jay Bennett

The Future of the Artemis Program Is Riding on Reentry

Coming Home

The Future of the Artemis Program Is Riding on Reentry

Jorge Garay

How and When to Watch the Artemis II Mission’s Return to Earth

Splashdown

How and When to Watch the Artemis II Mission’s Return to Earth

Jorge Garay

Artemis II Astronauts Witnessed 6 Meteorites Colliding With the Moon

Deep Impact

Artemis II Astronauts Witnessed 6 Meteorites Colliding With the Moon

Jorge Garay

Artemis II’s Breathtaking View of the Far Side of the Moon

Photo Op

Artemis II’s Breathtaking View of the Far Side of the Moon

Jorge Garay

Artemis II: Everything We Know as Its Crew Approaches the Far Side of the Moon

Flyby

Artemis II: Everything We Know as Its Crew Approaches the Far Side of the Moon

Javier Carbajal

5 Mysteries That the Artemis Missions to the Moon Could Finally Solve

Lunar Secrets

5 Mysteries That the Artemis Missions to the Moon Could Finally Solve

Jorge Garay

The Trajectory of the Artemis II Moon Mission Is a Feat of Engineering

Out and Back

The Trajectory of the Artemis II Moon Mission Is a Feat of Engineering

Luca Nardi

Artemis II Mission Launches Successfully

Moon, Man

Artemis II Mission Launches Successfully

Jorge Garay

These Are the 4 Artemis II Astronauts Leading the Historic Return to the Moon

Crews News

These Are the 4 Artemis II Astronauts Leading the Historic Return to the Moon

Fernanda González

The US Military’s GPS Software Is an $8 Billion Mess

Boondoggles

The US Military’s GPS Software Is an $8 Billion Mess

Stephen Clark, Ars Technica

The Trip to the Far Side of the Moon

There and Back

The Trip to the Far Side of the Moon

Jay Bennett

Interstellar Comet 3I/Atlas Has Another Surprise: It’s Full of Alcohol

Booze Cruise

Interstellar Comet 3I/Atlas Has Another Surprise: It’s Full of Alcohol

Jorge Garay