Every week, Space.com delivers the latest discoveries, launches, and cosmic curiosities from across the universe. From ...

NASA astronaut Jonny Kim flew home with two Roscosmos cosmonauts from the International Space Station packed tight in their ...

After a yearslong series of setbacks, NASA's Escape and Plasma Acceleration and Dynamics Explorers, or ESCAPADE, mission has ...

Russian Soyuz crews are now spending eight months aboard the space station instead of six to stretch supplies and lower costs ...

NASA astronaut Jonny Kim, who was born and raised in Los Angeles, returned to Earth Tuesday after 245 days in space. Kim and ...

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

Watch how the Space Launch System rocket RS-25 undergoes a core stage engine test-fire. Credit: NASA's Stennis Space Center ...

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

Comets are not the only celestial bodies with tails. Earth and Mercury also possess them, formed by different mechanisms.

Space agencies are now focusing on menstrual care for astronauts. Longer missions to the Moon and Mars require sustainable ...

The X‑arithmetic technique offers a powerful new way to map the physics of other galactic structures across the universe and ...

A source revealed why Tom Cruise's space film project announced in 2020 reportedly never happened, citing the actor's ...