A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is ...

Astronomers have long suspected that an enormous, unseen planet is hiding somewhere far beyond Neptune, quietly shaping the ...

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

Dubbed "Planet Nine," this hypothetical celestial body is believed to influence the orbits of distant, small objects beyond ...

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 ... 2025 — Studying the orbits of thousands of ...

"L 98-59 c could be the first planet smaller than 2 Earth radii with a definitively detected atmosphere," a team of ...

So exactly how many solar system moons ... For example, planetary moons can be split into two groups: regular moons, which are typically larger and have small, circular orbits close to the equator ...

Astronomers have identified a quartet of small rocky planets orbiting Barnard's star, one of our closest stellar neighbours.

Meteorites are rocks from space that survive their fiery descent through Earth's atmosphere and reach the ground. More than just dazzling streaks of light as meteors, these ancient fragments are among ...