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

Astronomers discovered evidence for the earliest stages of planet formation forming around a baby sun-like star, providing a ...

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

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

Around a Sun-like star just 1,300 light-years away, a family of planets has been seen in its earliest moments of conception.

Weighing in at 0.6 solar mass, HOPS-315 should someday grow to become a star much like our own sun; this makes it a promising stand-in for studying the first stages of our solar system’s history. For ...

These incredible images reveal the exact moment when planets began to form around a star 1,300 light-years from Earth.

In 2003, NASA-funded researchers spotted what was then the most distant object discovered in our Solar System. The dwarf planet, named Sedna after the Inuit goddess of the sea, was found over 12.9 ...

The interstellar comet 3I/Atlas is the fastest and largest of its kind, giving astronomers a rare glimpse into extrasolar ...

A rare interstellar comet is flying through our solar system. Here's how—and when—you might be able to see Comet ATLAS from ...