In a cosmic breakthrough, scientists using the James Webb and ALMA telescopes have caught a rare glimpse of a planetary ...

The astronomers observed hot minerals just beginning to solidify – the first specks of planet-forming material, the ...

"It is possible that a planet once existed in the solar system but was later ejected, causing the unusual orbits we see today ...

"This is a big step in understanding the outer solar system," team leader Rosemary Pike from the Center for Astrophysics | ...

The Solar System is a fascinating place, with each planet orbiting the Sun at its own unique distance. But how far apart are ...

Astronomers have spotted a planetary system being conceived from the swirl of gas and dust surrounding a star, giving us an ...

Scientists observed the earliest signs of a new solar system forming around HOPS-315, revealing how planets emerge from dust ...

It's the earliest stage of planet formation ever seen by scientists. The new planetary system is taking shape around HOPS-315 ...

Astronomers spotted a baby star displaying the very first signs of planet formation in the zone surrounding it, similar to ...

Astronomers first identified these minerals using the now-three-year-old James Webb Space Telescope. To see where exactly the ...

Planet Nine should appear stationary over the course of a single day but show detectable movement over months.

CAPE CANAVERAL, Fla. (AP) — Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby ...