Astronomers said Wednesday they had observed the moment when planets start forming around a distant star for the first time, revealing a process that sheds light on the birth of our own solar system.

Astronomers have observed the earliest stages of rocky planet formation around a young, sun-like star named HOPS-315. Using the James Webb Space Telescope and ALMA, scientists detected silicon ...

The Dutch-led team used NASA's Webb Space Telescope and a telescope in Chile to observe a young star some 1,370 light-years away.

It's been almost 40 years since Voyager 2 flew past Uranus, but its readings from that whistlestop flyby have remained some of the most important for how we understand the planet. But new data from a ...

Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a ...

A paper published this week by doctoral candidate Te Han and his adviser, Paul Robertson, probably shrinks the number of ...

(Reuters) -The robotic Solar Orbiter spacecraft has obtained the first images ever taken of our sun's two poles as scientists seek a deeper understanding of Earth's host star, including its ...

A computer simulation predicts that the Rubin Observatory will discover millions of previously undetected objects in the solar system.

A new simulation points to the menacing threat of a passing field star that could cause the planets in the solar system to collide or fling Earth far from the Sun.