Space has long been a matter of great curiosity and perplexity for humans. Astronauts are trained to observe with eagle-eyed precision, yet their accounts of experiences in space are often packed with ...

Our universe is a theater of the impossible, where reality consistently outpaces science fiction. Every day, astronomers and astrophysicists discover phenomena that challenge our fundamental ...

New multiscale simulations help crack long-standing mysteries behind the enormous radio arcs generated when galaxy clusters collide. When you purchase through links on our site, we may earn an ...

Think you know your Dyson spheres from your dark blobs? This cosmic crossword dives into the strangest, most mind-bending structures ever spotted — or imagined — in the universe. When you purchase ...