The Etosha Pan in northern Namibia, the largest salt flat in the country, looks otherworldly in this satellite photo.

Claims that aliens are already here are everywhere, but proving them is another matter. The strongest cases become more ...

By Will Dunham WASHINGTON, Oct 6 (Reuters) - In ancient mythology, the phoenix was a miraculous bird with a cyclical pattern of life and death, perishing in flames only to rise again from the ashes.

This summer, exoplanet science — the study of planets orbiting stars beyond our sun — took a big step forwards. Reports of helium gas escaping from the atmosphere of LHS 1140b propelled this exoplanet ...

Some scientists believe the sheer number of stars, planets and potentially habitable environments in space makes ...

While long-fabled technologies like Smell-O-Vision are still a long way off from ever being a reality, astronomers can still technically smell stuff deep in space without actually having to get a ...

Planets orbiting stars beyond the solar system come in all shapes and sizes but mostly fit into a few categories: large and hot gas giants, super-Earths that are slightly larger than our planet, ...

Investor excitement around the SpaceX IPO is colliding with peak Elon Musk futurism after a new social media post featuring his musings about light-speed travel and exploring alien worlds. In a social ...

Forbes contributors publish independent expert analyses and insights. Kevin Holden Platt writes on space defense, SpaceX, ISS, Space War I This voice experience is generated by AI. Learn more. This ...