In this awe-inspiring visual journey, the entire 13.8 billion-year history of the universe is condensed into just 10 minutes—each second representing 22 million years. Starting from the Big Bang and ...

Using the world’s largest digital camera, Rubin will capture a full view of the southern sky every three days.

On what might have been the proudest day of Jack Burns’s long career in astronomy, he was sitting on a beach. Orbital dynamics and launch schedules wait for no one, and Burns couldn’t move his ...

On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...

Here’s what you’ll learn when you read this story: Mathematical evidence indicates that our universe is flat, but it could be infinitely big, as well. You can figure out if an object is flat with a ...