
Jupiter and Venus looked spectacular in this week's planetary conjunction. Here are our favorite photos
Venus and Jupiter passed close to one another, setting the stage for a captivating planetary photoshoot.

By Jamie Carter published
Here's where and when to see the 'ring of fire' annular solar eclipse on Feb. 6, 2027

By Josh Dinner published
NASA named the astronauts who will launch on its Artemis 3 mission next year to test docking procedures in Earth orbit ahead of a planned moon landing in 2028.

By Chelsea Gohd published
"It replaces expertise with political appointees, globally decouples the U.S. and completely guts our scientific ecosystem."

By Chelsea Gohd published
NASA astronaut Jessica Meir captured a breathtaking view of auroras on Earth from orbit while sheltering with her fellow astronauts in a SpaceX Dragon spacecraft.

By Tariq Malik, Daisy Dobrijevic last updated
Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2026.

By Paul Sutter published
Above a certain threshold, galaxies stop growing , no matter how much raw material they have on hand. The question is: what flips the switch?

By Chelsea Gohd published
NASA astronaut Jessica Meir captured a breathtaking view of auroras on Earth from orbit while sheltering with her fellow astronauts in a SpaceX Dragon spacecraft.

By Sergio Pereira published
Pour out a bottle of Head & Shoulders for Ivan Reitman's Evolution on its 25-year anniversary.

By Harry Bennett published
With the next tranche of declassified files from the Pentagon expected any day now, dive deeper into the UFO phenomenon with these 15 books covering its history, impact and possible explanations.

The latest aurora forecast for tonight help you make sure you're in the right place at the right time to see the northern lights.

Follow Space.com's rocket launch blog for the latest on when the next rocket launch will be and how to follow it live.

Find out what you can see in the night sky for tonight, from planets and stars to dazzling meteor showers.

Witness live views of Earth from the International Space Station as it orbits the planet. Space streaming company Sen is broadcasting 24/7 from the ISS in beautiful 4K HD.

NASA astronaut Sally Ride became the first American woman in space aboard the space shuttle Challenger.

See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2025.

Keep up with all the rocket launches, astronomical events and mission milestones for 2025 with our space calendar.

By Keith Cooper published
If and when SETI discovers alien life, then a revised Declaration of Principles guarantees that once the discovery has been verified, its disclosure will come soon thereafter.

By Mike Wall published
Scientists failed to find radio signals emanating from the interstellar comet 3I/ATLAS, further bolstering its status as a natural object, not one made by aliens.

By Elizabeth Howell published
A new propulsion system feeds the same "monopropellant" fuel into electrical and chemical thrusters, potentially saving on mass and complications for future missions to Mars.

By Mike Wall published
NASA's X-59 jet broke the sound barrier for the first time on Friday (June 5), reaching a top speed of about Mach 1.1.

By Paul Brett published
Deals Expert tester rated the Celestron NexStar 8SE telescope with an impressive review and it's now at its best price of the year in this early Amazon Prime Day deal.
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