Scientists investigating the puzzling, long-lasting, and extreme dimming of a distant star have narrowed the suspects down to either a so-called “failed star” brown dwarf or a truly massive ...

Astronomers have long thought solar systems follow a simple pattern similar to our own: small, rocky worlds orbit close to ...

Scientists say a nearby red dwarf star hosts a planetary lineup that looks like a mirror image of our own solar system, with ...

A closer look at the planets around a star called LHS 1903 may just flip our understanding of how planetary systems form.

The telescope primarily detects light in the infrared in order to observe sources such as the first galaxies and protostars.

An exoplanetary system about 116 light-years from Earth could flip the script on how planets form, according to researchers ...

Typically, from what astronomers have gathered thus far, star systems follow a tidy logic: small, rocky worlds huddle close to the warmth of their star, while massive gas giants bloat up in the colder ...

The balloon-based EXCITE mission measures infrared phase curves of hot Jupiter exoplanets to map temperature and atmospheric composition from long-duration Antarctic flights.

A team of international astronomers has announced the discovery of an 'inside-out' planetary system that defies the established understanding of planetary patterns.

The James Webb Space Telescope has detected the first-ever spectral signature of hydrogen sulfide around a massive gas giant planet.

Astronomers have discovered a planetary system that appears to flip one of astronomy's most reliable rules on its head.