Space environment health score shows how healthy - or stressed - Earth’s orbit is expected to become over the next 200 years.

Earth's orbit is filling up with junk. Greenhouse gases are making the problem worse. At any given moment, more than 10,000 satellites are whizzing around the planet at roughly 17,000 miles per hour.

The closer to Earth a satellite flies, the clearer a picture it can take of the surface. But low-flying satellites also have ...

P erihelion – or the Earth's closest approach to our host star – will take place on January 3, 2026. At this point, our ...

The private Fram2 mission is launching later today, sending a crew of amateurs to an unprecedented polar orbit—a frontier never before explored by astronauts. Reading time 3 minutes Launching rockets ...

At any given moment, more than 10,000 satellites are whizzing around the planet at roughly 17,000 miles per hour. This constellation of machinery is the technological backbone of modern life, making ...