Astronomers using the James Webb Space Telescope have discovered that a distant alien planet's atmosphere is surprisingly lopsided. Located 1,300 light-years away, the scorching gas giant WASP-17b ...

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

Researchers earlier this month said they used the MeerKAT radio telescope in South Africa to detect radio waves on Beta Pictoris b.

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

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, ...

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 ...

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 ...

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When/if alien life ever cruises toward Earth in big spaceships, we’re probably not just going to see it; we’re going to hear it via narrow radio signals. If an extraterrestrial civilization wanted to ...

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 ...