NASA has detected a mysterious object near Jupiter’s orbit, leaving scientists puzzled. The unknown entity could be a new ...

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

"I had been waiting my entire career for Webb so that we could meaningfully characterize the atmospheres of these smaller ...

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

The Hubble Space Telescope time-lapse captured footage of Jupiter, Saturn, Uranus and Neptune. Credit: SCIENCE: NASA, ESA, ...

An alternate explanation that fits the evidence is that Vesta was once part of a planet – but which planet that might been ...

These types of exoplanets are some of the most common in our galaxy - but they've remained mysterious until now.

Asteroid experts are pondering the scientific output from the NASA Lucy spacecraft after it shot by its celestial destination ...

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

Though they don't orbit around our sun, sub-Neptunes are the most common type of exoplanet, or planet outside our solar ...

For years, astronomers have toyed with the idea that the Sun hides an extra planet so distant and dim that even the best ...

NASA Jet Propulsion Laboratory director Laurie Leshin discussed various outer space endeavors in an earth and planetary ...