Dawn

The Lyrids and Eta Aquarids meteor showers can both be seen starting in late April, with viewing opportunities in both the northern and southern hemispheres

The sounding rockets released vapor tracers and pressure sensors at different altitudes across central and northern Alaska during a sudden auroral substorm.

Space station astronaut Don Pettit's latest effort shows our planet as an 'Earthly eyeball.'

Fram2, a first-of-its-kind private mission to send four astronauts into polar orbit around Earth, is about to launch

A galaxy inside a bubble may be evidence that the universe was starting to become transparent 330 million years after the big bang

Watching the Sun for 11 years apparently pays dividends.

The revolutionary James Webb Space Telescope and next-gen radio telescopes are probing what's known as the epoch of reionization.

Blue Origin launched its massive new rocket, sending up a prototype satellite to orbit thousands of miles above Earth.

This moon phase is nicknamed the Wolf Moon, which is rooted in Native American culture.

From a trip to Jupiter to the first commercial spacewalk in history.

See the year's most striking images from the Hubble and James Webb space telescopes, NASA's Mars rover and the best sky watching on offer

While contending with lingering hardware issues for its crewed lunar plans, the U.S. space agency projects confidence and urgency in a time of transition

Artemis II delayed until at least April 2026.

NASA's presumptive next leader, billionaire private astronaut Jared Isaacman, already has big plans for the space agency

The SpaceX rocket will launch during the late afternoon so its descent into Indian Ocean is visible.

NASA suspended spacewalks aboard the ISS in June 2024 after a safety issue emerged with one of the astronaut's spacesuits just before a walk was about to begin.

Popular Science predicted luxury space vacations by 2007. We got ahead of ourselves.

Return of ISS astronauts was delayed by Starliner problems, Hurricane Milton

Using the Gaia space telescope, astronomers have observed 55 massive stars ejected from their home star cluster in the Large Magellanic Cloud at speeds equivalent to 80 times the speed of sound.

Jared Isaacman, the billionaire leading the Polaris Dawn mission, and Sarah Gillis, a SpaceX engineer, exited and re-entered their spacecraft in a test of commercial space technologies.