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EntityQ154600· pop 25· linked from 150 articles

Also known as Agelaos

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
50.378
Orbital period
4326.299181625757
Show 14 more facts
provisional designation
4271 T-3
time of discovery or invention
1977-10-16
orbital eccentricity
0.1119484572847184
orbital inclination
8.820066605386826
periapsis
4.614417879030449
apoapsis
5.777811979433698
semi-major axis of an orbit
5.196114929232073
mean anomaly
13.9698996562708
longitude of ascending node
64.96950536928915
argument of periapsis
315.9809215280276
absolute magnitude
10.1
albedo
0.076
rotation period
18.438
time of periapsis
2460832.616762638
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via Wikidata · CC0

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