Astronomers have generated the first three-dimensional map of a planet orbiting another star, revealing an atmosphere with ...

The universe has quasi-moons, mini-moon, and moonlets, but no official definition of what counts as a moon.

A massive crater hidden beneath the Atlantic seafloor has been confirmed as the result of an asteroid strike from 66 million ...

Proposal to Establish a Lunar Outpost” reads the first line of a now declassified document from the US dated March 20, 1957.

Portal Space Systems, a Bothell-based startup, aims to harness the power of the sun to propel spacecraft, making it easier to ...

Astronaut Shubhanshu Shukla shares extraordinary insights from his pathbreaking journey into space and his plans ahead ...

Spaceflight induces motion sickness due to discrepancies between brain expectations and actual gravitational experiences.

As mankind was planning the first moon landing in the 1960s, an asteroid approached Earth—and still hasn’t left.

Launched in 2008, the Chandrayaan-1 mission not only led to the discovery of water on the Moon but also successfully ...

For decades, astronomers have known that stars orbit the Milky Way’s centre and that the galactic disc is warped.

Abstract: Attitude estimation of noncooperative spacecraft based on a monocular camera is a crucial technique in on-orbit servicing missions. Most of the existing methods rely on the known 3-D model ...

The American space agency is funding research into the large livable spheres (pictured, in plans) which would be created in ...