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EntityQ11536· pop 21

Also known as Meunier

main-belt 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
4.311
Orbital period
1562.116139286181
Show 13 more facts
provisional designation
1989 XD2
time of discovery or invention
1989-12-02
orbital eccentricity
0.2328120921745566
orbital inclination
7.140886945903705
periapsis
2.021366252442148
apoapsis
3.248180443546875
semi-major axis of an orbit
2.634773347994511
mean anomaly
161.3303079151631
longitude of ascending node
124.0329601727673
argument of periapsis
261.4972104013676
absolute magnitude
14.25
albedo
0.134
time of periapsis
2460300.4536729157
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via Wikidata · CC0

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