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20022 Dontown

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20022 Dontown

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asteroid

Picture of the Day · NASA

Pathfinder on Mars

Pathfinder on Mars

2026-07-04

On July 4th, 1997, using its own array of fireworks, a parachute, and a cocoon of airbags, the Mars Pathfinder spacecraft bounced like a giant beach ball at least 15 times before it came to rest on the surface of Mars at 10:07 AM Pacific Daylight Time. After its then novel airbag-assisted landing sequence was completed, Pathfinder transmitted this color mosaic to mission operators on Earth. In the scene from another world, the Mars Sojourner robot rover is visible in the foreground, crouched on top of the unfolded Pathfinder. About the size of a large house cat, the six-wheeled, solar-powered Sojourner became the first successful Martian rover. Surrounding Pathfinder are deflated airbags and the rock-strewn terrain of the Ares Vallis floodplain. In the distance Martian hills appear against a dusty brownish sky. The Pathfinder lander was subsequently renamed the Carl Sagan Memorial Station.

via NASA APOD

Wikidata facts

Instance of
asteroid
Followed by
20023 Jackmegas
Parent body
Sun
Minor-planet group
asteroid belt
Diameter
2.266
Orbital period
1560.013892918553
Show 16 more facts
discoverer or inventor
Spacewatch
site of astronomical discovery
Kitt Peak National Observatory
provisional designation
1995 UH25
time of discovery or invention
1991-11-03
orbital eccentricity
0.106920771830077
albedo
0.137
orbital inclination
2.070146240678101
periapsis
2.350949757333996
apoapsis
2.913868151714246
semi-major axis of an orbit
2.632408954524121
mean anomaly
229.9801713333795
longitude of ascending node
131.3524496196535
argument of periapsis
352.7370325770373
absolute magnitude
15.79
time of periapsis
2461363.924275208
Sources (3)

via Wikidata · CC0

Gallery (2)