Determining the expansion rate of the universe, the "Hubble constant," shapes our understanding of the cosmos, its age, and ...

JWST explores Westerlund 1, revealing key stellar details New images shed light on planet formation in star clusters Brown ...

(NASA) – A Neptune-sized planet, TOI-3261 b, makes a scorchingly close orbit around its host star. Only the fourth object of its kind ever found, the planet could reveal clues as to how planets such ...

Despite losing a lot of its mass, TOI-3261 b is still about twice as dense as Neptune, suggesting it has kept the heavier ...

Astronomers have discovered a rare planet, TOI-3261 b, that races around its star in just 21 hours. Dubbed a “hot Neptune,” ...

"We pushed our detection limit down to the brown dwarfs of the cluster, which are the smallest stars that can form!" ...

Astronomers have just discovered a planet called TOI-3261 b, and it's truly unlike anything we've seen before. This planet has an incredibly short yea ...

Astronomers have discovered a “rare” Neptune-sized planet outside the Solar System where a year lasts for just 21 hours.

Peculiar James Webb Space Telescope observations seem to show gargantuan black holes in the earliest moments of the universe. New research may explain how they formed, thanks to primordial "seeds".

Brian Greene (Cosmic String Theory) and Astrophysicist Ethan Siegel have collaborated on a National Geographic coffee-table ...

A rare ‘Neptune-sized' planet has been discovered orbiting scorchingly close to its host star - only the fourth planet of its ...

An international team of astronomers has employed the James Webb Space Telescope (JWST) to observe a supermassive Galactic ...