On Oct. 4, 1957, the Soviet Union launched Sputnik 1, the satellite that started the Space Race. Here's how it happened On This Day In Space!
She set sail as a research vessel, shipped out as postage stamp and stood tall as a monument. Now, America's first woman in space is set to return to orbit as the namesake of a station cargo capsule.
Buying Guide Our selection of the best telescopes for beginners available for budding astronomers and astrophotographers.
An Atlas V rocket topped with the SES-20 and SES-21 spacecraft is scheduled to lift off Tuesday at 5:36 p.m. EDT (2136 GMT) from Cape Canaveral Space Force Station in Florida. Watch it live here.
When astronauts venture out on the first commercial spacewalk next year, they will be able to mark the time with special wristwatches. IWC Schaffhausen has created chronographs for Polaris Dawn.
A launch date hasn't been set yet for the next flight carrying Sharon Hagle and Marc Hagle, who last flew in March.
Earth's delicate balance of land and water might be a cosmic rarity, with a new model suggesting that most planets are landlocked desert worlds.
The Crew-5 astronaut mission is on target to launch Wednesday (Oct. 5), provided SpaceX and NASA clear up three minor issues.
The Falcon 9 rocket and Dragon capsule that will fly SpaceX's next astronaut mission for NASA is poised and ready on the pad.
In the 65 years since humanity's first satellite, the number of those in orbit is causing issues for astronomy and space security.
A SpaceX spacecraft will send three astronauts and a Russian cosmonaut into space on Wednesday (Oct. 5) and NASA has a lineup of events to follow live.
Space.com's editors present a reading list for space and sci-fi lovers, as well as children who are interested in astronomy and spaceflight.
SpaceX will launch 52 more Starlink internet satellites to orbit tonight (Oct. 3), and you can watch the liftoff live.
NASA's Ingenuity drone on Mars had a piece of debris stuck to its leg during a recent flight. While it finished the flight without incident, engineers are assessing what happened.
Buying Guide Looking for the best telescopes available in 2022? We've listed them here in one handy guide for you.
India's Mars Orbiter Mission (MOM) may have finally reached the end of its operations after eight years spent orbiting the Red Planet.
The tiny cubesat that traveled with NASA's DART mission to the Didymos binary asteroid system to witness DART's collision with the rock snapped a picture of Earth and the moon.
A major solar flare that erupted from the sun on Sunday caused a widespread radio blackout that may have affected emergency responders dealing with the aftermath of Hurricane Ian.
The NASA-USGS Landsat 9 satellite spotted an eruption at the Home Reef seamount in the Tonga Islands that produced a small island.