Low-Earth orbit is more crowded—and fragile—than it looks. Satellites constantly weave past each other, burning fuel and ...

Voyager 1 keeps moving farther from Earth than any human-made object. Launched in 1977, it flew by Jupiter and Saturn, sending back images and informa.

Along with this stunning image is the first-ever global estimate of river water discharge and overall sediment suspension.

Files" to "Farscape," drift back three decades with us as we reminisce over the last great run of science fiction on the ...

USA Rare Earth, which has its manufacturing facility in Stillwater, plans to extract rare earth minerals and supply materials ...

Falling space junk is becoming a real-world hazard, and scientists have found a clever new way to track it using instruments ...

NASA's Artemis 2, the 1st crewed flight to the moon in 5 decades, could launch as early as Feb. 6. First, the rocket will ...

Do you know who is called the father of geography? Find out how Eratosthenes measured the Earth's circumference and created ...

For readers seeking intellectually ambitious, thought-provoking fiction that bridges science, history and human complexity, ...

Military dominance of space will almost certainly lead to military dominance on Earth.

The astronauts in the International Space Station experience sunsets every day. One of the latest photos of sunset is a space photograph taken by an astronaut. Space is no less impressive standing on ...

On December 22nd, 2032, Asteroid 2024 YR4 has a 4 percent chance of actually striking the Moon. If it does, it will release ...