Rocky planets that are about earth-size, or maybe two to three times larger, will offer the best chances for simple microbial life, says geodynamicist. Despite endless debate on how and why earth has ...

Astrophysicists outline the links between atmospheric oxygen and the potential rise of advanced technology on distant planets. In the quest to understand the potential for life beyond Earth, ...

Add Yahoo as a preferred source to see more of our stories on Google. Earth with a glowing horizon For now, life is flourishing on our oxygen-rich planet, but Earth wasn't always that way – and ...

(CNN) — The first experiment to produce oxygen on another planet has come to an end on Mars after exceeding NASA’s initial goals and demonstrating capabilities that could help future astronauts ...

is only 4.3 million miles from its Sun-like star, completing an orbit in less than 4 days. It belongs to a class of planets called “hot Jupiters.” Astronomers previously discovered that the upper ...

If you want to build anything with metal components, you need fire. In other words, say Balbi and Frank, astronomers looking for signs of high-tech alien civilizations should focus their efforts on ...

BU researcher Jeffrey Marlow says the new oxygen findings could shift conventional thinking about life and habitats in the deep ocean—and on other planets. Over 12,000 feet below the surface of the ...

NASA says it has generated enough oxygen to keep a small dog alive on Mars for at least 10 hours, marking a huge milestone for long-term plans to build bases on the Red Planet. The achievement came ...