A giant whirlpool of light, known as a "SpaceX spiral," was recently spotted swirling across the night sky over Europe as a ...

A spiral in the sky caused a buzz over Britain and much of Europe on Monday. For some skywatchers, it looked briefly like it might be evidence of alien activity. But it was only Elon Musk's company ...

A mysterious light blue swirl puzzled skywatchers from Britain to Croatia on Monday night. Many thought it looked like an ...

A stunning blue light likely caused by SpaceX Falcon 9 rocket fuel illuminated the night skies over Europe on Monday.

A stunning blue and white spiral spotted in skies across Europe late Monday was created by frozen fuel tumbling from a SpaceX ...

Fusion has long been the propulsion end-goal for interplanetary travel, and a U.K.-based company thinks on its way to ...

Are your kids totally into time travel? Superfans of space adventures? Our list of sci-fi favorites has something for all the young science fiction book lovers out there. From classics to hot new ...

With handful of start-ups on board from Hermeus to Venus Aerospace, hypersonic commercial flights could soon become a reality ...

Each instance acts as a traditional "Hero's Journey" in the best Joseph Campbell sense of the word as the obstinate orphan ...

So, if you want to stay up to date on all the latest space and sci-fi-themed movies, shows, games, and books then you should ...

The racist tinge to Elon Musk’s hacking of the government eerily reflects cyberpunk's vision of the future—especially the ...

A quartet of small, rocky exoplanets likely circle Barnard's Star, around 6 billion light-years from Earth, putting them in ...