The planet TOI 700 e, about 100 light-years away, is in the "Goldilocks zone" for life, is probably rocky and is about 95% the size of Earth. Hotspots ranked Start the day smarter ☀️ Funniest ...

An artist's concept of the newfound Earth-size exoplanet SPECULOOS-3 b orbiting its red dwarf star. (Image credit: NASA/JPL-Caltech) A hot planet around a cool star ...

Astronomers have detected a repeating radio signal from an exoplanet and the star that it orbits, both located 12 light-years away from Earth. The signal suggests that the Earth-size planet may ...

The giant, hidden planet is thought to be 10 times larger than Earth and on an orbit that takes 10,000 or 20,000 years to go round the sun. Read more: Planet Nine 'could be surrounded by hot moons' ...

The planet is about the size of Venus, so slightly smaller than Earth, and may be temperate enough to support life, the researchers said. Dubbed Gliese 12 b, the planet takes 12.8 days to orbit a ...

According to NASA, "a meteoroid the size of a football field" would cause "significant damage to the area" if it struck the planet. These only occur about every 2,000 years or so, the agency said.

An asteroid the size of a skyscraper is about to make a close pass to Earth. The 2023 DZ2 asteroid is expected to fly by the planet on Saturday, according to EarthSky and The Virtual Telescope ...

Planets 101: What they are and how they form. ... Neptune, the farthest planet from the Sun, is a gas giant that orbits the Sun at an average distance of about 2.8 billion miles ...