For decades, scientists have had better maps of the Moon and Mars than of Earth’s own ocean floor. But thanks to NASA’s ...
Their first tracker is now in orbit. They plan to use a series of these to generate live maps of satellites big and small, fragments from old vessels, and debris as small as 5 cm.
A shrinking thermosphere means less drag, which could hinder the natural removal of space debris impacting satellites, as per ...
The first satellite in a constellation designed specifically to locate wildfires early and precisely anywhere on the planet has now reached Earth's orbit, and it could forever change how we tackle ...