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30837 Steinheil

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Also known as Steinheil

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
Diameter
10.896
Orbital period
2032.216788216597
Show 16 more facts
discoverer or inventor
Freimut Börngen
time of discovery or invention
1991-01-15
site of astronomical discovery
Karl Schwarzschild Observatory
provisional designation
1999 NA12
orbital eccentricity
0.1393306607063848
orbital inclination
15.3034073090285
periapsis
2.70240687499913
apoapsis
3.577372714261249
semi-major axis of an orbit
3.139889794630189
mean anomaly
126.2084798360725
longitude of ascending node
129.7883105628021
argument of periapsis
330.7324760559932
absolute magnitude
13.72
albedo
0.054
time of periapsis
2460288.0472457274
Sources (2)

via Wikidata · CC0