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 ...

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 ...

Apr. 3, 2025 — A solar wind event from 2017 that hit Jupiter and compressed its magnetosphere created a hot region spanning half Jupiter's ... Solar Cells Made of Moon Dust Could Power Future ...

If you look up on a clear night, the brightest and largest object in the sky will probably be the moon. And unless you have a decent telescope, it is the only natural satellite you can see with ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. After decades of ...

Get closer to our solar companions with the best telescopes for seeing planets, just in time for April's full moon and a stunning view of Mercury. Want to focus your stargazing on our cosmic ...

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

Meteorites are rocks from space that survive their fiery descent through Earth's atmosphere and reach the ground. More than ...