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

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

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

The Subaru Telescope has made an exciting discovery: a small body beyond Pluto, with implications for the formation, ...

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

For the first time, international researchers have pinpointed the moment when planets began to form around a star beyond the ...

Astronomers have discovered the earliest seeds of rocky planets forming around a baby sun-like star, a peek into the dawn of ...

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

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

Astronomers have gotten one step closer to discovering how our solar system was created. An international research team ...

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