One such moment was when space craft sent back images of the Earth for the first time. Another is the discovery of life on ...

U.S. team of researchers detected signs of two chemicals in the planet's atmosphere long considered to be "biosignatures" ...

In a potential landmark discovery, scientists using the James Webb Space Telescope have obtained what they call the strongest ...

In a memorable image from the 1977 film "Star Wars," the young hero Luke Skywalker gazes at two suns setting above the ...

Astronomers have found thousands of exoplanets — worlds beyond our solar system. Most of them are in single-star systems, ...

A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is ...

2025 — 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 ... Combination of Cosmic Processes ...

Astronomers claim they've found the most promising signs of possible life on a planet outside of our solar system.

Scientists using the James Webb Space Telescope have obtained what they call the strongest signs yet of possible life beyond ...

NEW YORK (AP) — A new Tatooine-like planet outside the solar system may orbit two failed stars, scientists reported Wednesday ...