According to NASA, a low Earth orbit (singular) is any orbital trajectory that stays within 1,200 miles (2,000 kilometers) of ...

Long ago, the Moon was much nearer Earth. Scientists believe a protoplanet collision created the Moon 4.5 billion years ago.

Researchers in Japan have found that the parent asteroid of Ryugu, a near-Earth asteroid, retained water in ice form for billions of years, and this could challenge previously existing theories on how ...

Gold mixes with seawater from rivers, aeolian dust, and hydrothermal vents. It also binds to particles and settles on the ...

If NASA must pull back, Europe is ready to step up — and do so with open arms. As climate extremes intensify and global tipping points loom, Earth science has never been more vital — but not everyone ...

Around the world, international borders are hardening. Nations are competing for resources, technology and even orbits. But in Vienna this June, a different vision took center stage. One where space ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. While rocks are not exactly living things, they are not immune to ...

Earth's rotation is randomly speeding up, and nobody is quite sure why. These speedups, which have occurred several times over the last few years, haven't had any effect on daily life, but they also ...

The Moon, our constant celestial companion, is drifting away from Earth at a slow but measurable rate. According to a ...

Exoplanet TRAPPIST-1 e may contain an atmosphere and liquid water, NASA scientists said. Research into the exoplanet is ...