More Planetary Science Stories

Why asteroids are the hottest objects for exploration in the solar system

Osiris REx is among a group of spacecraft aimed at discovering new information about space rocks.

The Buzz: What to expect when OSIRIS-REx returns to Earth

The seven-year mission to harvest samples of an asteroid is months from completion, and scientists are ready for the next step.

Four-person crew released from sealed habitat after week long journey

The crew studied what it would be like to live and work on another planet inside a pressurized habitat.

Robotic exploration of the outer planets began 50 years ago.

The University of Arizona joined in the first missions to Jupiter and Saturn.

New $85 million home for UA's Space Institute unveiled

The building first broke ground in 2021.

ASU scientist prepares to run first-ever planetary mission to a metal world

16 Psyche robotic spacecraft is scheduled to launch later this year.

Winter solstice: Why isn't the shortest day of the year in the deepest part of winter?

It may be the day with the fewest hours of sunshine for the global north, but there is another source of heat to consider.

The Buzz: Winter Solstice Celebrations

The importance of the shortest day of the year in cultures around the world.

Researcher theorizes ancient Mars underwent climate change disaster

An article suggests life on the Red Planet doomed itself and altered the environment.

Out of this world: space tourism expected to launch in 2024

World View, based in Tucson, is now in their preliminary design stage.

NASA sets up collision with far-away asteroid

The DART mission will test whether Earth-fired weapons might someday push world-threatening objects off course.

UA researcher follows trail of a possible second dinosaur-killing asteroid

A new study looks for clues in an underwater impact crater near Africa.

University of Arizona researchers testing ideas for lightweight Mars glider

It would coast through the Martian skies far from landers and rovers on the surface.

University of Arizona students await photographs of moon crash site

They identified and traced the path of China-launched rocket that impacted the surface.

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