We've known for over 30 years that there are other stellar systems in our galaxy, but we don't have any idea how many there ...

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

Planets' temperatures are largely influenced by their structural characteristics and proximity to the Sun, however, Venus ...

The gas giants outside our solar system are not capable of hosting extraterrestrial life, but do offer clues in a lingering mystery about how distant planets form, researchers said.

Have you ever wondered why all the planets in our solar system– whether it’s rocky Earth or massive Jupiter– are round? It’s something we rarely think about, but there’s a clear reason ...

Mar. 17, 2025 — The James Webb Space Telescope has captured its first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet system 130 light-years away ...

This happens because you're literally looking out onto the plane of the solar system, where all the planets circle the sun in their orbits, McCarthy added. Unfortunately, it'll be difficult to ...

The IAU also estimates that there could be "more than 100" extra dwarf planets waiting to be found in the outer solar system, all of which could have moons. "Just like the giant planet satellites ...