The stunning comet C/2024 G3 lights up the sunset sky over Chile's Very Large Telescope in this spectacular photo.

"We have been waiting for 10 years to confirm that our finely tuned operations of the telescope would also allow us to access ...

How do we power missions in the outer reaches of our solar system and beyond? The solution, developed in the '60s, can last ...

A new golden age of lunar exploration is in full swing, and the Moon is no longer the province of global superpowers alone.

Bothell, Wash.-based Portal Space Systems shows off the lab where its solar thermal propulsion system will be developed.

The China National Space Administration officially organized and launched the demonstration of the implementation plan for a solar system boundary exploration project in 2020, and plans to study ...

NASA's Artemis campaign is rapidly advancing the development of Gateway, a space station that will orbit the Moon and serve ...

NASA is shutting down instruments on the Voyager spacecraft, humanity's farthest explorers, allowing them to continue sending ...

The postponement, driven primarily by thick clouds, was the second scrub of the flight since an issue with the rocket on ...

Since those early steps, extravehicular activity has helped provide the solutions to many problems that astronauts face in ...

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 that has long been a ...