To reach Earth’s closest star system, Alpha Centauri, scientists are building a laser-powered spacecraft. To pull off ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

Astronomers manning an asteroid warning system caught a glimpse of a large, bright object zipping through the solar system ...

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

Full podcast episodes: <a href=" Support: / pmsutter Follow: / paulmattsutter and / paulmattsutter How hard is interstellar travel? What are the possible ways to achieve the required energy? Is there ...

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

Here are some potential ways we Earthlings could achieve interstellar travel, ranked from least to most likely. Skip to content Introducing the all-new Astronomy.com Forum!

In the 2014 film Interstellar, humanity takes advantage of a wormhole near Saturn to travel to different galaxies in minutes while searching for a new, habitable planet.Similarly, a network of ...

Interstellar travel is one of the most frustrating topics in all of astrophysics. Despite hundreds of articles, movies and TV shows devoted to the subject, in most professional astronomical ...

Caltech’s Lightsail Experiment Brings Interstellar Travel Closer to Reality Powered by laser light, this tiny sail lays the groundwork for future advances in lightsail technology and the ...