Good thing it didn’t take too much longer, however—for in around 5 billion years’ time, the sun will start to run out of fuel ...

For decades, astronomers have been awed by Saturn’s ring beauty. But a tiny, icy wanderer drifting between Saturn and Uranus ...

Since Pluto was relegated to dwarf planet status, almost everyone has agreed that there are eight planets in our solar system ...

The adjective “anthropic” relates to the existence of human beings. Principle means “law.” Thus, the Anthropic Principle is the Law of Human Existence. The Goldilocks zone is an area in space in which ...

(CNN) — Two newly discovered comets are streaking across the sky in a spectacular display as they make their closest approaches to Earth this month. Comets are made of ice, frozen gases and rock, and ...

As our solar system’s interstellar visitor hides behind the Sun, humankind’s expeditions to Mars have stepped up to provide an extra set of eyes. On Tuesday, the European Space Agency announced that ...

Stereotyped assumptions about women’s ages and their perceived job suitability are enhanced by Internet imagery, according to new research. A study of hundreds of thousands of online images shows that ...

Because the spacecraft are equipped with cameras that aren't designed to observe an object so far away, the images they captured were fuzzy. Still, scientists were able to get a little bit of a look ...

A mysterious interstellar comet — just the third such object ever confirmed to have entered our solar system — streaked past Mars last week. A spacecraft in orbit around the red planet had a front-row ...

It is the giant crowned with light, a planet whose rings have inspired centuries of wonder and scientific obsession. This feature explores the storms, moons, and mysteries of Saturn, the most ...

NASA’s groundbreaking science missions, vital to exploring the cosmos and expanding humanity’s understanding of our place in the universe, are facing unprecedented threats. The White House has ...