US Declassifies Vintage Spy Satellite With a Wildly Lopsided Orbit

The U.S. government revealed details of a secret satellite program it used to spy on the Soviet Union at the height of ...
Interesting Engineering on MSN

US declassifies secret 1970s spy satellites that tracked Soviet threats for decades

The US National Reconnaissance Office (NRO) has just declassified a pioneering spy satellite program ...
Astronomy

How big is Earth’s orbit around the Sun?

Earth’s orbit around the Sun is not circular, but an ellipse that is slightly elongated with an eccentricity of 0.017. (An eccentricity of 0 is a circle, while the dwarf planet Pluto has a relatively ...
The Aviationist

First In-orbit Photo Taken By Secretive Boeing X-37B Spacecraft Officially Released

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 is ...