Focus on Graduate Students

Exploring a Desert Portal to Other Worlds

July 8, 2019

The merge between astronomy and geology, necessary to get humans to the moon, led to the birth of modern-day planetary science and a long history of field trips that continue to this day, enabling fledgling scientists to interpret data from far-off worlds without leaving Earth.

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Powerful Particles and Tugging Tides May Affect Extraterrestrial Life

April 16, 2019

Two new studies by UA space scientists may bring into question the habitability of TRAPPIST-1 exoplanets, three of which are in the habitable zone of space.

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Artist's impression of the perpetual sunrise that might greet visitors.

Unknown Treasure Trove of Planets Found Hiding in Dust

Dec. 6, 2018

The first unbiased survey of protoplanetary disks surrounding young stars in the Taurus star-forming region turned up a higher-than-expected number of disks with features suggesting nascent planets.

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Rare Blue Asteroid Reveals Itself During Fly-By

Oct. 24, 2018

A team led by UA doctoral student Teddy Kareta obtained a rare glimpse of the bizarre, blue asteroid that is responsible for Geminid Meteor Shower.

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Best in Class: Grads Who Are Going Places

May 8, 2017

The UA's Class of 2017 has it all, from a planetary scientist who has studied Pluto to a would-be chaplain. In the first part of a two-part series, we introduce four graduates who are poised to make an impact in the world.

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The Mystery of Ahuna Mons, the Lonely Ice Volcano

Feb. 2, 2017

New research led by Michael Sori of the UA's Lunar and Planetary Laboratory shows that Ceres, a dwarf planet orbiting between Mars and Jupiter, may have vanishing ice volcanoes.

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Cracked, Frozen and Tipped Over: New Clues From Pluto's Past

Nov. 16, 2016

Research by two UA planetary scientists reveals fascinating clues about Pluto, suggesting the small world at the fringes of our solar system is much more active than anyone ever imagined.

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Pluto Follows Its Cold, Cold Heart

March 28, 2016

Pluto’s "heart" may be cold as ice, but it’s in the right place, according to two UA scientists who believe the dwarf planet’s iconic, heart-shaped region of frozen ice may have shifted its location — and dragged the entire planet with it.

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Tales of a Tilting Moon Hidden in Its Polar Ice

March 22, 2016

Billions of years ago, intense volcanic activity on the moon's Earth-facing side caused its axis to tilt, a team of researchers has discovered. Two UA planetary scientists helped unlock this secret by tracing ancient water ice deposits at the bottom of shadowed craters where sunlight never reaches.

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UA Students Bring Together Art, Science at Annual Exhibit

Nov. 5, 2015

Graduate students in the Lunar and Planetary Lab and undergraduates in the art education department joined forces to make this year's "Art of Planetary Science" exhibition a success.

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