This paper describes the eccentricity, amplitude, phase shift, angular momentum, polarization, radial path, and orbital ...

A "Supermoon" occurs when a full Moon coincides with the Moon's closest approach to Earth in its elliptical orbit.

The US Space Force's secret space plane, the X-37B, shared an image from orbit for the first time. The reusable orbital test vehicle captured the image of Earth last year during its seventh mission.

Launched in 1958 and silent since the Johnson era, Vanguard 1 is the oldest human-made satellite still orbiting Earth — and a group of scientists and aerospace historians now wants to bring it home.

Chandrayaan-3, launched in July 2023, has re-entered the Moon's sphere of influence, providing crucial scientific data more ...