With sapphire waterfalls, lava rain and orbits around dead stars, these distant worlds push the limits of what’s possible.

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

Even though they were preceded by classics or audience favorites, these 10 sequels didn't come close to approaching the magic ...

The Manhattan-sized interstellar visitor hurtling through space has captured the imaginations of UFO watchers for months and ...

Vladimir Putin jokes that interstellar comet 3I/ATLAS is a 'secret weapon' as the mysterious object sweeps past Earth.

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...

The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

NASA reveals high-resolution images of interstellar comet 3I/ATLAS after the US shutdown. Is it alien tech? Associate ...

Star Citizen developer Cloud Imperium Games has told fans that the Mark Hamill-fronted single-player story space adventure ...

For only the second time ever, a collision between two asteroids has been observed around an alien star not too far beyond ...

Overview: 2026 delivers bold sci-fi stories that feel cinematic, emotional, and perfect for long binge sessions.Returning favorites and new series balance deep ...