Euclid, a space telescope on a mission to uncover the secrets of dark matter and dark energy, has already made a stunning discovery: a perfectly formed Einstein ring hidden in a well-known galaxy.

Nobody in space can hear you scream… with laughter, but they might after you've watched these sci-fi comedies.

Euclid space telescope sent some images back to Earth during an early testing phase. While reviewing the pictures, astronomer ...

From poking fun at historical figures to playing fast and loose with the space-time continuum, these are fun picks for time-travel fans. Just remember to avoid paradoxes! For more great choices, try ...

They say good trips come to those who plan...OK, that's not how the saying goes, but you get the point. View Entire Post › ...

Though 2025 won't mark the return of astronauts into deep space as NASA had hoped, launchpads still will be scorching-hot ...

If you think about it, most of these products are cheaper than checking a bag — I hope that's all the justification you need.

William Shatner's trip aboard Jeff Bezos’ rocket might have been conceived as a publicity stunt, but brushing the edge of the sky left the actor full of wonder. Shatner, 90, talked about space ...

And, eventually, the cosmic flash dance left behind scars in the fabric of space-time ... early universe and may even be key to a form of time travel, some physicists suggest.

All products featured on Condé Nast Traveler are independently selected by our editors. However, when you buy something through our retail links, we may earn an affiliate commission. The best ...

told Space.com. "Energy is power [multiplied by] time — so to get a given amount of energy from a beam, you either need very high power or you need to stay in the beam a long time." One such ...