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Mars Science Laboratory Curiosity Rover

Scientists Confirm Methane on Mars, Locate Possible Source

The authors also used geology and climate models to plot the gas's likely source.
The SPHEREx mission will use optical and near-infrared light to survey the sky.

SPHEREx Mission Will Look at the Universe With '3-D Glasses'

UA astronomers are participating in the new NASA mission to study the universe.
OSIRIS-REx photograph shows material being ejected from the surface of the asteroid Bennu in January 2019.

OSIRIS-REx Photographs Unique Particles Blasted From Bennu

An unexpected discovery excites UA scientists leading the asteroid sampling mission.
Harrison H. Schmitt stands next to a split lunar boulder on the Apollo 17 mission in this photo from Dec. 13, 1972.

UA Scientists Chosen to Examine Unopened Moon Samples

Rocks and soil were collected during Apollo missions almost 50 years ago.
The far side of the moon as imaged by NASA's Lunar Reconnaissance Orbiter.

UA Lunar Scientists Anticipate Discoveries From China Moon Mission

The unmanned Chinese craft executed the first-ever soft landing on the far side of the moon.
The first color image of Ultima Thule, captured at a distance of 85,000 miles. The image at right shows an overlay of the color image at left on the center image. Learn [more](http://pluto.jhuapl.edu/News-Center/News-Article.php?page=20190102).

UA Scientists View Historic Photos of Flyby at Edge of Solar System

The New Horizons spacecraft took the first photos of planetoid Ultima Thule.
Scientists announce water findings in the clay of the asteroid Bennu in this still image from a livestream of the American Geophysical Union's 2018 Fall meeting. From left, Jeffrey Grossman, OSIRIS-REx program scientist at NASA Headquarters; Dante Lauretta, OSIRIS-REx principal investigator at the University of Arizona; Amy Simon, OVIRS Deputy Instrument Scientist at NASA Goddard Space Flight Center; and Michael Nolan, OSIRIS-REx science team chief at the University of Arizona.

OSIRIS-REx Spacecraft Finds Water On Asteroid

The asteroid Bennu may offer clues about Earth's habitability.
The Aurora Borealis dances over the U.S. Midwest Jan. 25, 2012, from the vantage point of the International Space Station.

UA-Backed Solar Wind Explorer Sending Back Data

The Parker Solar Probe has started to prove theories about solar wind first proposed in the '50s, a researcher says.
The asteroid Bennu from the final approach of the OSIRIS-REx spacecraft.

Asteroid Receives Holiday Visitor: OSIRIS-REx Arrives at Bennu

About the size of an SUV, the spacecraft will shadow the asteroid for a year, before scooping up some gravel for return to Earth in 2023.
OSIRIS-REx completes a 26-month journey to the asteroid Bennu on Monday.

OSIRIS-REx is Arriving at Asteroid Bennu Monday

The UA-led mission will begin orbital operations after the spacecraft's initial journey of more than two years.
Scientists think material from ice volcanoes once flowed across some of Ceres' now-cratered surface. Image from NASA's Dawn spacecraft.

Dwarf Planet Ceres Gaining New Attention From Scientists

A UA researcher says evidence of ice volcanoes on the surface make Ceres an interesting subject.
Touching down during a Sept. 12 parachute test for the Orion spacecraft at the Yuma Proving Grounds.

NASA Mission Passes Key Milestone With Yuma Parachute Test

The agency can now give the Orion parachute system the go-ahead for flights with astronauts.
An Aug. 17 image of asteroid Bennu captured by Osiris-REx at 1.4 million miles. Eventually, the mission will approach the surface of the asteroid.

OSIRIS-REx Mission to Asteroid Bennu Marks Milestone

The spacecraft captured its first images of the asteroid.
Sen. John McCain in Phoenix, October 2016.

The Life and Legacy of Sen. John McCain; Treating Opioid Addiction; Wildfires and Climate Change

And the OSIRIS-REx Mission marks a milestone.
An Aug. 17 image of asteroid Bennu captured by Osiris-REx at 1.4 million miles. Eventually, the mission will approach the surface of the asteroid.

OSIRIS-REx Captures First Images of Bennu, 1.4M Miles From Asteroid

UA scientists mark spacecraft's approach phase in sampling mission.
The UA HiRISE camera is aboard the Mars Reconnaissance Orbiter, which has been flying above Mars since March 2006.

UA Mars Camera Watching Dust Storm From Orbit

Storm has covered Mars since June, limiting surface missions

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