Astronomers have recently detected a colossal object at the edge of our solar system, sparking excitement and curiosity ...

Recent observations of the outer Solar System using the Subaru Telescope have uncovered objects where none were expected, hinting at the possibility of a larger and more complex structure in our ...

The James Webb Space Telescope has uncovered something about the interstellar comet that's never been observed before, ...

New work from Carnegie’s Alan Boss and Sandra Keiser provides surprising new details about the trigger that may have started the earliest phases of planet formation in our solar system. It is ...

Everything we know about the formation of solar systems might be wrong, says University of Florida astronomy professor Jian Ge and his postdoc, Bo Ma. They’ve discovered the first “binary ...

When 1I/'Oumuamua was first spotted in 2017, astronomers quickly determined that it came from outside the solar system. But ...

Ultimately, without a time machine, we will never fully recover the precise history of our solar system's formation, so we will never be entirely sure what role giant impacts had in the ...

Astronomers See Planet Formation ‘Time Zero’ in an Alien Solar System Observations of a baby star may show the earliest stages of planet formation that astronomers have ever seen ...

To unravel the mystery of Jupiter's birth, scientists turned their attention to meteorites. These cosmic 'messengers' carry a ...

CAPE CANAVERAL, Fla. — Astronomers have discovered the earliest seeds of rocky planets forming in the gas around a baby sun-like star, providing a precious peek into the dawn of our own solar system.

Super-Earths and sub-Neptunes, planets with sizes between Earth and Neptune, constitute approximately one-third of known exoplanets but are absent in our solar system. Their prevalence elsewhere and ...

Since the first discovery of planets beyond the solar system in 1995, more than 6,000 exoplanets have been identified. Many ...