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Uncovering the hidden history of a giant asteroid

June 13, 2019

A massive ‘hit-and-run’ collision profoundly impacted the evolutionary history of Vesta, the brightest asteroid visible from Earth. This…
Not all the Earth’s Water Came From Comets

November 11, 2018

We have comets and asteroids to thank for Earth’s water, according to the most widely-held theory among scientists.…
This artist's rendering shows NASA's Dawn spacecraft maneuvering above Ceres with its ion propulsion system. Image credit: NASA/JPL
NASA’s Dawn Mission to Asteroid Belt Comes to End

November 1, 2018

NASA’s Dawn spacecraft has gone silent, ending a historic mission that studied time capsules from the solar system’s…
The Coincidence Between Two Overachieving NASA Missions

October 30, 2018

Two vastly different NASA spacecraft are about to run out of fuel: The Kepler spacecraft, which spent nine…
Dawn Sets Course for Higher Orbit

September 1, 2016

After studying Ceres for more than eight months from its low-altitude science orbit, NASA’s Dawn spacecraft will move…
Invest a Night in Vesta

October 5, 2015

The brightest asteroid visible from Earth prowls across Cetus the Whale this month. Vesta shines at magnitude +6.3, right…
Icy Secrets From the Dawn of Time

August 6, 2015

Most of the time, Shane Byrne can be found poring over images taken by the University of Arizona-led HiRISE…
Gullies on Vesta Suggest Past Water-Mobilized Flows

January 22, 2015

Protoplanet Vesta, visited by NASA’s Dawn spacecraft from 2011 to 2013, was once thought to be completely dry,…
Geologic mapping of asteroid Vesta reveals history of large impacts

November 18, 2014

A team of 14 scientists led by David Williams of Arizona State University’s School of Earth and Space…
Geologic Maps of Vesta from NASA’s Dawn Mission Published

November 18, 2014

Images from NASA’s Dawn Mission have been used to create a series of high-resolution geological maps of the…
How a giant impact formed asteroid Vesta’s ‘belt’

November 4, 2014

Collisions of heavenly bodies generate almost unimaginable levels of energy. Researchers at Brown used NASA’s ultra-high-speed cannon and…
A Piece of Vesta Has Been Stolen!

August 21, 2014

Calling all meteorite collectors and enthusiasts! There’s a hot space rock at large and, as Indiana Jones would…
Ceres and Vesta Converge in Virgo, Watch it Happen With Just Binoculars

April 18, 2014

Don’t let them pass you by. Right now and continuing through July, the biggest and brightest asteroids will…
Hitchhiker’s guide to Vesta’s hidden attractions

December 19, 2013

Some beauty is revealed only at a second glance. Such a case is the giant asteroid Vesta, which…
Dawn Creates Guide To Vesta’s Hidden Attractions

December 17, 2013

Some beauty is revealed only at a second glance. When viewed with the human eye, the giant asteroid…
Update: Asteroid Vesta’s mysterious olivine

November 7, 2013

This image shows infrared views of two craters at the giant asteroid Vesta that NASA’s Dawn mission has…
It’s Complicated: Dawn Spurs Rewrite of Vesta’s Story

November 7, 2013

Just when scientists thought they had a tidy theory for how the giant asteroid Vesta formed, a new…
Take a virtual tour of Vesta with new high resolution Atlases

September 13, 2013

An atlas of the asteroid, Vesta, created from images taken during the Dawn Mission’s Low Altitude Mapping Orbit…
Dawn is in Silent Pursuit of Ceres

September 2, 2013

In the depths of the main asteroid belt between Mars and Jupiter, far from Earth, far even from…
Asteroid with active past

January 25, 2013

While studying a meteorite from Vesta, geoscientists found evidence that planet-like dynamic processes also occurred in the asteroid.…
Ancient Impacts Stained Vesta with Carbon-Rich Material

January 4, 2013

Ever since arriving at Vesta in July 2011, NASA’s Dawn spacecraft has been capturing high-resolution images of the protoplanet’s surface,…
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