Measuring roughly 1,350 square miles (3,500 square kilometers) across, A23a is the world's largest and oldest iceberg ...

After graduating from UVA in 2013 and completing her doctorate in planetary science from the University of Arizona in 2019, ...

A retired Tucson heart doctor won a national amateur astronomy award for helping University of Arizona scientists detect some ...

Few knew President Jimmy Carter, who had a fascination with astronomy, used to go to the roof of the White House to stargaze. Credit: H. Christoph / ullstein bild / contributor via Getty Images ...

TL;DR: Find a wide range of free online courses from Harvard University on edX. edX is a super popular platform that hosts a wide range of free online courses from some of the top educational ...

A new 3,200-megapixel digital camera is set to change the face of global astronomy. From the AURA Observatory in Chile, it will map the entire Southern Hemisphere in unprecedented detail.

How about that eclipse in 2024? Certainly, the Great North American Eclipse of April 8 th 2024 was one for the ages, instilling the eclipse-chasing bug in many a new skywatching fan. Now, for the bad ...

The last year saw a total solar eclipse in North America, stunning global displays of the aurora and a naked-eye comet. Can 2025 compete? From a couple of “blood moon” lunar eclipses to dark ...