A distant supernova, SN 2025mkn, became visible from nine billion light years away after a galaxy’s gravity bent and ...

They were feeling a bit spacey. The Artemis II astronauts were filmed struggling to walk after experiencing Earth’s gravity ...

Gravity has become an unlikely viral villain, blamed for an imagined global blackout in which the planet briefly lets go of everything that is not nailed down. At the same time, some of the most ...

The development of the mission mascot and viral sensation Rise began over a year before Artemis II blasted off.

A viral video shows how Artemis II astronauts used a flywheel device to stay fit in zero gravity, preventing muscle loss in ...

Plush toys travelling into space may sound unusual, yet they have quietly remained part of human spaceflight for decades.

Studies of plants and their responses to gravity and the space environment have concentrated on three main themes. The first is space horticulture, the study of how to grow plants successfully in ...

Astronaut Christina Koch poses with zero-gravity indicator "Rise" in the viewport of the Artemis 2 Orion spacecraft.