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55561 Madenberg

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Also known as Madenberg

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
Parent body
Sun
Minor-planet group
asteroid belt
Orbital period
1260.93716247072
Show 14 more facts
discoverer or inventor
Berton L. Stevens
time of discovery or invention
2002-01-09
provisional designation
2002 AF9
orbital eccentricity
0.1396121864534188
absolute magnitude
16.29
mean anomaly
103.6886081257406
argument of periapsis
241.7015490428333
longitude of ascending node
95.01659475553733
orbital inclination
5.699212718855168
semi-major axis of an orbit
2.284178354600707
periapsis
1.96527922026533
apoapsis
2.603077488936084
time of periapsis
2460637.3199463594
Sources (2)

via Wikidata · CC0