For more than a century, people have wondered whether our solar system's planetary count really stops at eight. The idea ...

Astrophysicists have gained precious new insights into how distant exoplanets form and what their atmospheres can look like, after using the James Webb Telescope to image two young exoplanets in ...

Rain is usually made of water, but elsewhere in the Solar System the weather can be unimaginably different. Scientists from ...

An artist’s depiction of an exoplanet larger than Earth and smaller than Neptune. A blue planet in the foreground blocks the light of a star. Recent high-temperature, high-pressure experiments suggest ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist's concept shows what K2-18b might look like. Thought to be covered entirely in liquid water with a hydrogen-rich ...

For the first time, NASA's TESS (Transiting Exoplanet Survey Satellite) mission has identified a planet orbiting a distant star thanks to its warping of space-time. Unlike the star-hugging transiting ...

Astronomers have observed the intense heating of a distant planet as it swung close to its parent star, providing important clues to the atmospheric properties of the planet. The observations enabled ...

What does it look like two planets collide? This is what a recent study published in The Astrophysical Journal Letters hopes to address as a pair of researchers from the University of Washington ...

For many astronomers and astrophysicists there are two distinct, important periods: before the James Webb Space Telescope – and after. It has... This distant planet has wild weather and gemstone ...

In a first-of-its-kind discovery, astronomers claim they have directly measured the magnetic fields of multiple planets beyond our solar system — potentially providing a crucial new tool in the search ...

Scientists search for exoplanets and signs of life in space because understanding whether life exists beyond Earth is one of the most important goals in modern science. In space exploration, ...