Astronomy Picture of the Day
Discover the cosmos! Each day a different image or photograph of our
fascinating universe is featured, along with a brief explanation
written by a professional astronomer.
2020 January 26
Hills, Ridges, and Tracks on Mars
Image Credit: NASA, JPL-Caltech, MSSS; Processing & Copyright: Thomas
Appere
Explanation: Sometimes, even rovers on Mars stop to admire the scenery.
Just late last November the Curiosity rover on Mars paused to
photograph its impressive surroundings. One thing to admire, straight
ahead, was Central Butte, an unusual flat hill studied by Curiosity
just a few days before this image was taken. To its right was distant
Mount Sharp, the five-kilometer central peak of entire Gale crater, the
interior of which Curiosity is exploring. Mount Sharp, covered in
sulfates, appears quite bright in this colorized, red-filtered image.
To the far left, shrouded in a very dark shadow, was the south slope of
Vera Rubin ridge, an elevation explored previously by Curiosity.
Between the ridge and butte were tracks left by Curiosity's wheels as
they rolled forward, out of the scene. In the image foreground is, of
course, humanity's current eyes on Mars: the complex robotic rover
Curiosity itself. Later this year, if all goes well, NASA will have
another rover -- and more eyes -- on Mars. Today you can help determine
the name of this rover yourself, but tomorrow is the last day to cast
your vote.
Help Name the Mars 2020 Rover: Vote here!
Tomorrow's picture: evaporating comet
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Authors & editors: Robert Nemiroff (MTU) & Jerry Bonnell (UMCP)
NASA Official: Phillip Newman Specific rights apply.
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A service of: ASD at NASA / GSFC
& Michigan Tech. U.
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