There’s a visitor in town, and its name is 3I/ATLAS. The presumed interstellar comet presents a rare opportunity for ...

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

The celestial body's unusual orbit “implies that something extraordinary occurred" in the early days of the solar system—and ...

Typically, telescopes are synonymous with bringing far-off objects close, but the newest member of the solar system was ...

Evidence that rocky planets beyond Jupiter formed as rapidly, and at the same time, as the inner planets could transform our understanding of how planets take shape — not only in our solar system, but ...

Would one frozen world, just visible on the rim of the Sun’s kingdom, turn decades of speculation on the concealed layout of ...

Researchers just got a step closer to understanding the origins of our solar system, with the discovery of an object orbiting ...

While astronomers have previously seen young discs that contain newborn, massive, Jupiter-like planets, McClure says, “we’ve ...

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

An international research team has witnessed the earliest moments to date of planets beginning to form around a star beyond ...

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

A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...