With a sun more than 4.5 billion years old, our solar system is considered "middle-aged," and the pictures of what it might ...

University of Arizona astronomers have learned more about a surprisingly mature galaxy that existed when the universe was ...

Another finding was how dramatically the planets varied in brightness over just three years. The team discovered that PDS 70 ...

An advanced imaging system developed at the University of Arizona boasts a shape-shifting mirror that delivers observing ...

Astronomers have peered back to a time when the universe was just less than 300 million years old. The research team, using JWST revealed something extraordinary in the galaxy: significant amounts of ...