space

A mission to probe the mysteries of the faint universe made a major stride toward launch after the completion of the spacecraft "bus" assembly.

Despite its rich inventory of organic molecules, Saturn's largest moon may be able to support only a minuscule amount of biomass, if life exists there.

A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, a new study involving U of A researchers finds.

NASA's newly launched SPHEREx mission will use software developed at the Arizona Cosmology Lab to analyze data and help astronomers understand what happened in the first trillionth of a second after the Big Bang.

U of A astronomers are learning more about a galaxy that existed when the universe was just 2% of its current age. One unexpected finding: significant amounts of oxygen.

The U.S. Giant Magellan Telescope and the European Extremely Large Telescope, both under construction in Chile, could transform scientists' quest for life beyond Earth.

Researchers at the University of Arizona have discovered that planet-forming disks of gas and dust around tiny stars live much longer than previously thought. The findings provide new insights into planet formation and the habitability of planets outside our solar system.

An advanced imaging system developed at the University of Arizona boasts a shape-shifting mirror that delivers observing details typically reserved for space-based telescopes.

Gov. Katie Hobbs appointed Hamden, a renowned expert on ultraviolet telescopes, to the commission to help shape Arizona's role in aerospace and space sciences.

Two research publications by the OSIRIS-REx sample analysis team suggest that conditions for the emergence of life were widespread across the early solar system.