University of Arizona-Tucson, Author at Astronomy.com

Exoplanets, Planets

Astronomers probe young star and its planets

Exoplanets, Planets, Solar System

Mars orbiter examines dramatic new crater

Exoplanets, Planets

Astronomers discover planet that shouldn’t be there

Exoplanets, Planets

Diamond “super-Earth” may not be quite as precious as once thought

Astronomers take sharpest photos ever of the night sky

Exoplanets, Planets, Solar System

Storms on Uranus and Neptune confined to upper atmosphere

Exoplanets, Planets, Solar System

Probe counts space rock impacts on Mars

Scientists prepare to take first-ever picture of a black hole

Science, Solar System

Meteorite shock waves trigger dust avalanches on Mars

Science, Solar System

Clocking Neptune’s spin

Science, Solar System

Frozen comet had a watery past, University of Arizona scientists find

Robotic Spaceflight, Science, Solar System, Space Exploration

Cassini spacecraft observes seasonal rains on Titan