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More Planetary Science Stories
Comets Catch the Eye of UA Planetary Scientists
The paths of Jupiter-family comets are twisted into tighter orbits around the sun by the gravity of that planet.
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.
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.
NASA Announces Mars 2020 Rover Landing Site
The 28-mile-wide Jezero crater, site of an ancient stream-fed lake, lies near Mars's equator.
NASA Bids Farewell to Kepler, Pioneering Planet Hunter
After nine years and more than 500,000 stars observed, the space telescope is retiring.
Tucson Researcher Tracking Unusual Blue Asteroid
UA student's data includes comet Phaethon's link to Geminid meteor shower
Mars Water Could Support Oxygen-Breathing Microbes
Simple, multicellular life, such as sponges, could survive in briny waters near the surface of the planet.
Scientists Put Forward Candidate For First Known Exomoon
If confirmed the discovery would be considered the first of its kind, scientists say.
Dwarf Planet Ceres Gaining New Attention From Scientists
A UA researcher says evidence of ice volcanoes on the surface make Ceres an interesting subject.
UA Mars Camera Watching Dust Storm From Orbit
Storm has covered Mars since June, limiting surface missions
UA Scientists Expect Bright Discoveries From Solar Satellite
NASA solar probe to be launched Saturday to measure sun's atmosphere
Scientists Discover Liquid Lake Under Mars Ice
Arizona researcher suggests it's the strongest evidence of liquid water so far.
OSIRIS-REx Due To Begin Asteroid Operations Soon
UA scientists prepare for spacecraft's first photos of the asteroid Bennu.
A Bright Touch: Harpist Christine Vivona
Also on Arizona Spotlight: Voices of protesters in Nogales; and a conversation with NASA nurse Dee O'Hara on the birth of the space program.
Mars 2020 Rover Mission to Include Scout Helicopter
NASA will test the aircraft's feasibility with up to five flights in 30 days and use it for mission planning and rover navigation.
Space Dust Dings OSIRIS-REx Spacecraft
Mission on target to encounter asteroid this year, return sample to Earth in 2023.
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