According to new simulations, many, even most, planets get ejected from their star early in their history Star Trek ...

Everyone's favorite dwarf planet, Pluto, was discovered just 95 years ago. Here's the story of how the once-ninth planet was ...

Thermal emission measurements from the exoplanet Trappist-1 b suggest two plausible yet contradictory scenarios ...

A total of four small, rocky exoplanets were found circling Barnard’s Star, a red dwarf with a mass about one-sixth […] ...

Gonggong is a dwarf planet and a member of the scattered disc beyond Neptune. As of 2019, its distance from the Sun is 88 AU, and it is the sixth-farthest known Solar System object.

A surprising chemical difference between Pluto and Sedna, another dwarf planet in the distant Kuiper Belt, is helping scientists nail down their respective masses, a new study reports.

Why was Pluto reclassified as a dwarf planet? One might think that it’s purely a matter of size. Mercury, the smallest of the major planets, has a diameter that is twice as large as Pluto’s.

This graph shows a spectrum of one of the planets in the HR 8799 system, HR 8799 e, which displays the amounts of near-infrared light detected from the planet by Webb at different wavelengths ...

The difference matters because multiple stars complicate how planets might form, so an M dwarf star with just one companion star suggests a different environment for potential worlds. Astronomers ...

(The absolute nearest star system to us, Proxima Centauri, has three stars circling each other, which changes the dynamics of planet formation and orbits). Barnard’s Star is a type called an M dwarf ...

Entwined dwarf stars reveal their location thanks to repeated radio bursts We now know it isn't just neutron stars that emit such pulses Date: March 12, 2025 Source: University of Sydney Summary ...