Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

What can Earth-sized exoplanets teach scientists about the formation and evolution of exoplanets throughout the cosmos? This is what a study recently posted to the arXiv preprint server hopes to ...

Astronauts orbiting the Earth are drilled to deal with the worst possible scenarios. That includes having to leave a doomed ...

A NASA mission has spotted an Earth-size exoplanet orbiting a small star about 100 light-years away. The planet, named TOI 700 e, is likely rocky and 95% the size of our world. The celestial body is ...

CAPE CANAVERAL, Fla. -- For the first time ever, astronomers have discovered seven Earth-size planets orbiting a nearby star - and these new worlds could hold life. This cluster of planets is less ...

For nearly three decades, the International Space Station has been the only destination in low Earth orbit, but that will ...

Researchers have proposed a theoretical timepiece, dubbed the "CRASH Clock," which tells us how quickly satellites would ...

A new celestial object, a quasi-moon, has been discovered in Earth’s orbit. This cosmic companion has been circling our planet unnoticed for decades, possibly up to 60 years, and is now redefining our ...

For more than sixty years, a tiny asteroid has been moving in step with Earth, hidden from view until recently. Astronomers now confirm that this small body, named 2025 PN7, is traveling in a special ...

Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

A new research paper produced by a team of scientists at Los Alamos National Laboratory could be good news for engineers who design satellites, helping them figure out how to shield the equipment from ...