Most asteroids drifting through our solar system are made of rock or ice, but one stands out as strikingly different. Known ...

This NASA image shows the planet Venus made with data produced by the Magellan spacecraft and Pioneer Venus Orbiter from 1990 ...

They’re less dense than cotton candy, and they will help astrophysicists better understand the most unusual ways giant ...

Astronomers discover Beta Pictoris d, a faint gas giant exoplanet, expanding insights into planet formation in multi-planet ...

Exomoon discovery: astronomers report the strongest evidence yet for a natural satellite outside our solar system — a Jupiter ...

(Ratnakorn Piyasirisorost/Moment/Getty Images) In the beginning, there was moosh. At the dawn of the Solar System, young ...

A faint giant planet hidden in telescope archives for 11 years has finally been confirmed around the nearby star Beta ...

A team of astronomers has discovered a third planet orbiting the star Beta Pictoris. The new planet, Beta Pictoris d, is 100 times fainter than Beta Pictoris b—the first planet discovered in the same ...

A giant planet had been hiding inside one of astronomy’s most closely studied planetary systems, concealed by a bright disk of cosmic dust. Webb revealed Beta Pictoris d through atmospheric traces of ...

Throughout June 2026, SETI Institute scientists, affiliates, and collaborators contributed to discussions spanning ...

Interstellar comet 3I/ATLAS is carrying chemical signatures that do not match anything formed in our solar system.

Astronomers have gotten a rare glimpse at four baby planets as they're growing up, and it reveals something surprising: These toddler worlds are getting lighter as they age. The quadruplet worlds ...