Launch is scheduled for summer 2026. Astroscale's 660-pound (300 kilograms) APS-R Refueler spacecraft will head for the ...

Blue Origin's star-studded NS-31 launch is the first mission to fly an all-female crew (of more than one) to outer space.

This isotope is found at a ratio of about one per 2,500 helium-4 ions, the latter being the common version of helium.

Stålenhag’s surreal retro-futuristic art book, "The Electric State," tells the story of a young girl and a little yellow ...

Skywatchers throughout the Northern Hemisphere are enjoying views of the newly discovered Comet SWAN.

Two Texas senators have introduced legislation that would strip the Smithsonian of the retired space shuttle Discovery and ...

The farthest, smallest and faintest full moon of the year rises this weekend and you can watch it live online.

"This pushes our models to their limits and challenges our existing ideas about how these X-ray flashes are being generated." ...

For the first time since Russian cosmonaut Valentina Tereshkova’s solo flight in 1963, a spacecraft will fly with only women ...

Get a huge discount on the Celestron StarSense Explorer LT 80AZ telescope in time for the upcoming Lyrid meteor shower, full ...

For instance, the Hubble Space Telescope entered safe mode relatively recently as scientists worked on remedying some ...

"This approach allows us to utilize resources found on the moon, free from transporting water and other materials from the ...