autoevolution

Earth's Orbit Could Become Unsustainable in 200 Years, New ESA Health Index Shows

The European Space Agency (ESA) created the Space Environment Health Index to track the health of Earth's orbit, assaulted by ...

As 30,000 satellites crowd orbit, UNIVITY bets on VLEO for a more sustainable use of space

According to astrophysicist Jonathan McDowell, one or two Starlink satellites are now falling back to Earth every single day. With all major announced constellations being effectively deployed, the ...

In Orbit You Have to Slow Down to Speed Up

Driving a spacecraft around a planet isn’t anything like driving on a planet. A physicist explains orbital navigation.
Smithsonian Magazine

Astronomers Say Earth Has a Newly Discovered ‘Quasi-Moon,’ a Companion That Shares Its Orbit Around the Sun

Researchers are discussing 2025 PN7, a small celestial body that's following a similar orbital path to our planet's without ...