A diagram of Earth's elliptical orbit around the sun. (Image credit: NOAA) Earth's perihelion takes place in early January.

On July 7, 2024, NOAA's GOES-U executed its final engine burn, placing the satellite in geostationary orbit 22,236 miles above Earth's equator. Upon reaching this milestone, GOES-U was renamed ...

The photo, taken during the X-37B’s seventh mission, shows Earth from High-Elliptical Orbit. On Feb. 20, 2025, the Secretary of the Air Force Public Affairs uploaded on the DVIDS website, what ...

The X-37B, designed to function somewhere between a plane and a satellite, is on a heavily elliptical orbit, according to details released by Space Force.

🚀#X37B is currently performing advanced aerobraking maneuvers, taking it from a highly elliptical orbit and lowering its altitude using minimal fuel.. This first-of-its-kind demonstration ...

Blue Ghost has captured its first images of the moon from lunar orbit as the spacecraft’s landing attempt on the surface approaches. See the spectacular views here.

Blue Ghost has captured its first images of the moon from lunar orbit as the spacecraft’s landing attempt on the surface approaches. See the spectacular views here.