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 ...

In a review paper, astronomers trace the impact orbit of observed meteorite ... first direct images of carbon dioxide in a planet outside the solar system in HR 8799, a multiplanet ...

Dune. Star Wars. Alien. Science fiction movies love alien worlds, and so do we. But how do scientists find planets outside ...

Turns out, it's as tough to drop inward into the inner solar system, as it is to head outward. The problem stems from losing ...

Almost 10 years ago, a NASA spacecraft was able to take several photos of Pluto, known for decades as a planet before it was ...

Combining with one other previously confirmed planet, one of our closest stellar neighbors now has a family of four.

In May 2020, astronomers for the first time observed a planet getting swallowed by its host star. Based on the data at the ...

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 ...

Just when you think Snapchat couldn’t get more creative, it drops something that gets everyone buzzing again. Yup, the same ...

Uranus, the mysterious ice giant, has 27 known moons, each named after literary characters from Shakespeare and Alexander ...