NEW YORK – Venus will pass between the Earth and sun on Saturday during what's called an inferior conjunction. But don't plan on seeing the linkup. The sight is extremely difficult to spot without ...

Features: Discover how robust, secure space communication systems underpin NASA's Crew-9 mission success, astronaut safety, ...

Suni Williams and Butch Wilmore are finally heading back to Earth on March 18 after an unexpected nine months aboard the ...

Climate change is already causing all sorts of problems on Earth, but soon it will be making a mess in orbit around the ...

Astronomers have confirmed the existence of four planets orbiting a star less than 6 light-years away with help from some of ...

Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

The relative quantities of volatile gases like methane and ethane can reveal key details about distant Kuiper Belt objects.

Last year, astronomers announced that a planet orbits Barnard’s star. Now, researchers have confirmed the existence of three more.

The rings, believed to be made up of rocky and icy chunks that could be as large as a house, help separate Saturn from other planets in our solar system. They’re also about to perform a vanishing ...