It’s about 2.6 times larger than Earth and nearly nine times as massive, orbiting within the habitable zone of its star.

The report of possible biosignatures on the exoplanet K2-18b is exciting, but we are a long way from establishing beyond ...

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

A new study shows TOI-270 d is a fiery rocky exoplanet, offering fresh insight into the galaxy’s most common planet type.

Scientists say they have found the strongest evidence yet of life on another planet beyond Earth's solar system. They made the discovery using the James Webb Space Telescope.

Independent scientists described the findings as interesting, but not nearly enough to show the existence of life on another ...

The researchers reached the conclusion by studying 7,982 meteoroid trajectories and 540 potential meteorite falls.

Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. Tiny particles ...

A planetary scientist explains new research explaining the differing compositions between space rocks that hit Earth and are ...

During a brief but dramatic chapter in Earth's history about 41,000 years ago, the planet’s magnetic field nearly collapsed.

The constellation of four satellites can take both narrow- and wide-field images of the Sun to study its corona and solar ...

Webb Telescope Captures Its First Direct Images of Carbon Dioxide Outside Solar System Mar. 17 ... These two exoplanets, a super-Earth and a sub-Neptune, are common in the galaxy, yet are absent ...