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EntityQ731576· pop 27

Also known as Hirst

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

Diameter
5.618
Orbital period
1380.542141348947
Show 13 more facts
provisional designation
1981 WW
time of discovery or invention
1981-11-24
orbital eccentricity
0.2216417100998803
orbital inclination
3.651477018385078
periapsis
1.888630719355519
apoapsis
2.964226233187175
semi-major axis of an orbit
2.426428476271347
mean anomaly
272.032245883528
longitude of ascending node
83.3161116206571
argument of periapsis
271.1855345844713
absolute magnitude
13.26
albedo
0.387
time of periapsis
2461337.8421989935
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via Wikidata · CC0

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