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NASA and SpaceX cleared their Crew-9 astronaut flight to the International Space Station for launch, a Sept. 28 liftoff that will help return two Boeing Starliner astronauts home.

Comet C/2023 A3 Tsuchinshan-ATLAS will reach perihelion — and if it survives its close call with the sun, we may be in for a real treat.

These three space-themed submissions on Lego Ideas have captured our attention, and deserve to be on store shelves.

A Chinese Smart Dragon-3 rocket launched from a sea-based platform on Sept. 23, carrying eight remote-sensing satellites to orbit.

Commercial Chinese rocket maker CAS Space completed its fourth solid rocket launch on Tuesday (Sept. 24), sending five satellites to orbit.

Comet Tsuchinshan-ATLAS will have a close encounter with the sun today (Sept. 27) here's how to make the most of comet viewing opportunities this weekend and beyond.

A preview for Bethesda's new "Starfield" DLC story expansion pack, "Shattered Space"

Hurricane Helene slammed into Florida's Gulf Coast overnight Thursday (Sept. 26) with satellites capturing striking views of a colossal storm.

An interview with Legacy Effects' co-founder Shane Mahan for his work on "Alien: Romulus"

SpaceX plans to launch the Crew-9 astronaut mission for NASA on Saturday (Sept. 28), and you can watch the action live online.

A newly discovered Earth-size world orbiting a dead white dwarf star gives scientists a hint of what the solar system may look like in billions of years.

An oddball galaxy in the early universe shines so brightly it outshines its stars.

Hurricane Helene will make landfall in Florida on Thursday evening (Sept. 26), and satellite footage is capturing it along its path.

NASA is streaming video views of Hurricane Helene today (as it approaches the U.S. Gulf Coast and you can watch it online.

Next-generation space debris protection material is being readied for a test trip to the International Space Station, to see how it holds up in the final frontier.

NASA and South Korea's space agency have agreed to deeper cooperation in space exploration, science and aeronautics, including collaboration on a pioneering mission.

As NASA works to return astronauts to the moon, the agency is resurrecting a program aimed at communicating the cultural significance of its missions. A new era for the NASA Arts Program has begun.

A puzzling discrepancy in measurements of the mass of the W+ and W– bosons, which are fundamental particles that carry the weak force, has been resolved by the Large Hadron Collider.

The world's most remote island, where moai stand and stare at the stars, will experience an annular solar eclipse on Oct. 2, 2024. For one eclipse-chaser, it's unmissable.

Earth will get a "new moon" this weekend when, on Sunday (Sept. 29), it captures the asteroid 2024 PT5, claiming it as a very temporary "mini-moon."