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

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 ...

Astronomers using the James Webb Space Telescope have spotted the earliest ever signs of planets being born around a star.

Astronomers have discovered a "fossil" world lying in the outskirts of the solar system, according to new research.

Astronomers witness first moments of planet formation as rock grains crystallize around distant star HOPS-315.

Astronomers have discovered the earliest seeds of planets forming around HOPS-315, a baby star located 1,300 light-years away ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's not aliens.) ...

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

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

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

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