Using the James Webb Space Telescope, a collaboration of NASA and its European and Canadian counterparts, a team of ...

NASA's James Webb Space Telescope has found water vapor swirling in the air of a distant, boiling-hot alien planet, a new ...

Astronomers using NASA’s James Webb Space Telescope have taken a major step toward understanding a puzzling type of planet ...

New views of TOI-421 b by JWST gives insight into how the most common type of planet in the galaxy might form.

Planet TOI-421b lacks the haze of other exoplanets, which means we're able to get a surprisingly clear understanding of it.

Sub-Neptune planets are often covered in thick haze, making studying hard. However, NASA’s James Webb Space Telescope is ...

Astronomers have long speculated about an unseen planet lurking in the solar system's outer edge. This hypothetical world, ...

Astronomer Eliza Kempton said that she had waited her "entire career" to peer into an atmosphere from this mysterious class of planets.

Planets can be extremely hot when they are born ... creating unexpected mixtures in the atmospheres of young Earth-to-Neptune-sized planets and a “rainfall” deep inside the atmospheres.

Discover the order of planets in the solar system. From Mercury to Neptune, explore our solar system ... forming a dense, hot core that ignited to become the sun. The remaining material flattened ...