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

The observations offer a unique glimpse into the inner workings of an emerging planetary system, said the University of ...

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

Astronomers have uncovered a massive, hidden exoplanet nestled in the dusty disc of a young star—MP Mus—by combining ...

Centimeter-sized pebbles have been detected in protoplanetary discs using e‑MERLIN, filling in a critical phase of planet ...

Rings are thought to be fairly common in the Solar System. The four giant planets have rings, and there's evidence that Mars ...

The rings are theorized to have formed 466 million years ago during one of the coldest periods in the planet's history, known ...

How did Earth, alone among the solar system's rocky planets, become the home for life? How, among all this frigid ...

Instead of a tempest in a teapot, imagine the cosmos in a canister. Scientists have performed experiments using nested, ...

James Webb’s mid-infrared vision has likely captured a frigid, Saturn-mass planet shaping the dusty rings around the nearby baby star TWA 7.

Scientists using the James Webb Space Telescope may have directly imaged a Saturn-mass planet orbiting the young star TWA 7.