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Geomagnetic activity really does increase around the equinoxes, but bright moonlight is arriving at exactly the wrong time for anyone hoping to catch a subtle aurora.
On Sept. 18, 1977, NASA's Voyager 1 spacecraft took its first photo of Earth and the moon. Here's why it mattered.
NASA's 2025 astronaut candidate class is in the midst of important outdoor training.
On Sept. 17, 1789, the British astronomer William Herschel discovered Saturn's "Death Star" moon, Mimas. Here's why it mattered.
The astronauts of SpaceX’s Crew-12 mission are now gearing up for their return to Earth and reflecting on their time spent aboard the International Space Station.
SpaceX is now targeting Sept. 28 for Starship's first-ever orbital launch, which will deploy 26 Starlink satellites and last about 10 hours. The company originally aimed for Sept. 22.
Reference See what moon phase it is tonight and find out when you can see the rest of the moon phases for 2026.
"McGetchin crater is exceptional because it is the largest newly formed impact crater that has been identified to date."
NASA's 2025 astronaut candidate class is in the midst of important outdoor training.
In 1860, a new planet called Vulcan was discovered. Despite its existence later being disproved, the idea would live long and prosper.
Deals This is the way to get ahead on your Christmas shopping. Save big on this Mandalorian-themed 2026 Lego Star Wars Advent Calendar, with a toy or minifigure behind each door.
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.
Could we find alien technology embedded in moon dust?
Deals Looking for quality binoculars but don't want to spend a fortune? Our expert gave Nikon's M7 range our maximum rating and now the 10x42 model is the cheapest it's been in a long time.
The battlefield that the U.S. military must prepare for and excel in now extends from the seafloor all the way out to the moon, according to Gen. Dan Caine, chairman of the Joint Chiefs of Staff.
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