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

Relatedly, astronomers may have just pushed the upper size limit of what counts as a planet.

A pair of new studies suggest that key steps toward life’s chemistry may begin long before planets exist. Experiments ...

Add Yahoo as a preferred source to see more of our stories on Google. Telescopes helped researchers track the planet. Britta Pedersen/dpa A free-floating planet drifting through space is being closely ...

A 13-atom molecule containing sulfur has been discovered in interstellar space for the first time, providing insight into the origins of the chemistry of life.

No known process explains how such a carbon-heavy planet as PSR J2322-2650 b could form, according to new research. Credit: NASA / ESA / CSA / Ralf Crawford illustration Astronomers have found a ...

Updated measurements from NASA’s Juno spacecraft could help researchers better understand the planet's mysterious interior, ...

Twin spacecraft are set to take off on an unprecedented, winding journey to Mars, where they will investigate why the barren red planet began to lose its atmosphere billions of years ago. Called ...

The first false-color image from ESA's newly operational Biomass satellite shows off a unique perspective of the rainforests, ...

NASA’s Hubble Space Telescope got a rare look at the aftermath of two cosmic collisions — and helped scientists solve a decades-old mystery. Many years ago, scientists saw a dense, bright spot near a ...

For over 50 years, we thought we knew the size and shape of Jupiter, the solar system's largest planet. Now, Weizmann ...