For life to develop on a planet, certain chemical elements are needed in sufficient quantities. Phosphorus and nitrogen are ...

Skywatchers can witness a rare planet parade on February 28, 2026. Six planets, including Mercury, Venus, Saturn, Neptune, ...

Mercury, Venus, Jupiter, Saturn, Uranus and Neptune will soon align in the night sky ...

Look west just after sunset from this weekend for a chance to see some of six planets, though the best views will be had ...

Life on Earth may exist thanks to an incredible stroke of luck — a chemical sweet spot that most planets miss during their formation but ours managed to hit.

New observations from NASA's James Webb Space Telescope (JWST) suggest that even extremely massive gas giants — once thought ...

Using HARPS and HARPS-N spectrographs, astronomers have observed a nearby K-type star designated HD 176986, known to host two ...

Learn why only 14 out of over 6,000 exoplanets orbit two stars, and how Einstein’s general theory of relativity may be to blame.

Explore the visibility of Mercury, Venus, Jupiter and Saturn in February 2026. Discover observation dates, locations and details based on Space.com and NASA data.