A Jupiter-sized planet orbiting a tiny red dwarf star has forced astronomers to reconsider how gas giants form. TOI-5205b, ...

Astronomers used the James Webb Space Telescope to get a second look at a "forbidden" planet that's nearly as large as its ...

The James Webb Space Telescope has captured protoplanetary disks Tau 042021 and Oph 163131. The images reveal what our own ...

Exoplanet WASP-189b has revealed a direct chemical link between stars and planets, giving scientists new insight into how ...

What started as a mysterious red dot in images taken by University of Arizona astronomers has been confirmed as a huge, newly ...

For years, planetary scientists have argued that some of the material that built Earth must have drifted in from beyond ...

Astronomers discovered that a giant planet, WASP-189b, echoes the composition of its host star, providing the first direct evidence of a foundational ...

For many years, scientists believed that Earth was built from a mix of materials coming from both the inner and outer parts ...

The interstellar comet that recently dominated headlines, 3I/ATLAS, could be between 10 and 12 billion years old, a new ...

Webb Telescope heavy hydrogen in 3I/ATLAS reveals rare deuterium-rich chemistry and a possible ultra-cold alien origin.

Astronomers have directly confirmed two planets in the process of forming around WISPIT 2, a star that closely resembles our own young Sun. The discovery makes WISPIT 2 only the second stellar system ...