But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

NASA is quietly turning a long‑range dream into hardware, backing a suite of technologies for a so‑called “Super Hubble” that would put the search for alien life at the center of its next flagship ...

Floating above your head are about 300 million exoplanets – planets outside our solar system – that could be habitable. But as much as it’s easy to think all they need is oxygen and water for life to ...

Thanks to theorists like Ruth Murray-Clay, astronomers are decoding how distant planets form, evolve, and maybe even host life. When Ruth Murray-Clay entered graduate school, only a handful of ...

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. A new study shows that Earth formed under ...

In July 2014 a panel of scientists from NASA announced that they're convinced they will soon find life outside planet Earth. One NASA scientist said, "We believe we're very, very close in terms of ...

For life to develop on a planet, certain chemical elements are needed in sufficient quantities. Phosphorus and nitrogen are essential. Phosphorus is vital for the formation of DNA and RNA, which store ...