SPHERE’s detailed images of dusty rings around young stars offer a rare glimpse into the hidden machinery of planet formation ...

New high-contrast images from SPHERE show a stunning variety of debris disks shaped by collisions of tiny planet-building ...

Astronomers have found new evidence that a mysterious ninth planet may be hiding at the edge of the solar system - rewriting what we know about the cosmos again. An international team from Taiwan, ...

There have been questions about a mysterious ninth planet in our solar system for nearly a decade. Pluto was unseated as number nine in 2006. Now, a group of international researchers say they may ...

Stargazers can now look up and see a planetary alignment in the night sky, or what some are calling a "planetary parade," throughout January. It's a dazzling cosmic event involving Venus, Mars, ...

WASHINGTON, March 13 (Reuters) - Astronomers have identified a quartet of small rocky planets orbiting Barnard's star - one of our closest stellar neighbors - though they concluded that all of them ...