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Most normal matter in the universe isn't found in planets, stars or galaxies – an astronomer explains where it's distributed
While space is often referred to as a vacuum, it isn't completely empty.
The best streaming device out there: Which one comes out on top — Amazon Fire TV Stick, Roku Ultra, Apple TV and Google TV Streamer?
Which is the best streaming device out there? We've pitted four of the best models on the market against each other to determine the top option.
Night sky for Dec. 26: Saturn in Pisces, plus the moon (after dark)
Find out what you can see in the night sky for tonight, from planets and stars to dazzling meteor showers.
The best sci-fi and space games of 2025, ranked
As another year comes to an end, we sit down and collect our thoughts on the best sci-fi and space video games of 2025.
Longtime United Launch Alliance CEO Tory Bruno resigns from space company. 'Finished the mission I came to do.'
Tory Bruno is leaving ULA to pursue new opportunities, the company said. Bruno says it will be "Something interesting."
Rocket launch today: Is there a rocket launch and what time?
Follow Space.com's rocket launch blog for the latest on when the next rocket launch will be and how to follow it live.
On this day in space: Dec. 26, 1974: Salyut 4 Space Station Launches into Orbit
On Dec. 26, 1974, Salyut 4, a Soviet space station, launched into orbit around Earth.
Space Force Guardians show off shiny new duds | Space photo of the day for Dec. 26, 2025
It marks the first time newly commissioned Space Force Guardians have graduated Officer Training School (OTS) wearing this uniform.
