Space

A few years ago, Saturn was listed with 83 moons. Then astronomers looked harder, began finding them dozens…

Ask how many Earth-like planets there are, and the honest answer is that serious researchers give estimates spanning…

The Swift Observatory was launched in 2004, but recent solar storms have pushed its orbit lower, and it’s…

Happy Fourth of July, Space Fans! As the United States celebrates its 250th birthday, we here at Space.com…

A robotic spacecraft called LINK will soon tug the telescope to a higher orbit. …

“Independence Day” definitely isn’t “The War of the Worlds”. The characters are all new, the alien invaders don’t…

The passing of a comet from another star system gives scientists an opportunity to peer back into ancient…

Humanity has likely dreamed of flight since the very beginning, marveling at birds soaring overhead and trying to…

What did the evening sky look like for Benjamin Franklin, Thomas Jefferson, and their contemporaries on July 4,…

The bootprints that Apollo astronauts pressed into the lunar dust between 1969 and 1972 are still there, and…

A team of astronomers has discovered that the spiral arms of the Milky Way galaxy may stretch further…

Saturn used to be listed with 83 moons. Then astronomers looked harder, found dozens more, and by 2026 the count had exploded to 285 — so many that Saturn now has nearly three times as many confirmed moons as Jupiter.