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EntityQ152568· pop 23· linked from 154 articles

Also known as 1986 WD, (4035) 1986 WD

Jovian 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
68.733
Orbital period
4425.090158280753
Show 14 more facts
provisional designation
1973 UF6
time of discovery or invention
1986-11-22
orbital inclination
12.13347959581254
orbital eccentricity
0.05612949409306808
absolute magnitude
9.54
longitude of ascending node
233.7001279551397
argument of periapsis
199.8464271522982
periapsis
4.97884049586113
apoapsis
5.570997569217804
semi-major axis of an orbit
5.274919032539467
mean anomaly
78.92396417919248
albedo
0.054
rotation period
13.467
time of periapsis
2460030.373174606
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