How do spacecraft orbit Earth? Angular momentum explained by NASA

How is it possible for the ISS to stay in orbit? Learn more about the science behind orbiting Earth and more in this NASA "STEMonstrations" video. Credit: NASA Johnson Space Center ...
PRIMETIMER

What do 83 new Starlink satellites add to orbit? SpaceX launch wrap-up explained

SpaceX deployed 83 Starlink satellites into low Earth orbit this week, boosting the network to over 9,850 units. Launch details and orbital information explained.
PRIMETIMER

Artemis 3 shifts to low Earth orbit: Why might NASA open the lander role beyond SpaceX Starship?

NASA shifts Artemis 3 to low Earth orbit in 2027, opening potential competition beyond SpaceX Starship as the agency revises lunar landing timelines and mission architecture.
BGR

SpaceX Is Using Starlink To Make Low Earth Orbit Safer For Everyone

Space is filled with garbage. More specifically, the low Earth orbit, where most satellites and space equipment spend their time. NASA estimates that there are nearly 6,000 tons of material in low ...
Forbes

Earth’s Eccentric Orbit Likely Spurred Evolution’s Cambrian Explosion

The Cambrian Explosion in which life on Earth underwent massive diversification was likely triggered by eccentricities in Earth’s orbit around our Sun. Or so say the authors of a new paper just ...
Gizmodo

China’s Proposed Megaconstellations Would Flood Orbit With 200,000 Satellites

China is looking to take over Earth’s orbit with a staggering number of satellites, all of which serve an unknown purpose. The Institute of Radio Spectrum Utilization and Technological Innovation in ...