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5491 Kaulbach

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Also known as Kaulbach

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
Followed by
5492 Thoma
Parent body
Sun
Minor-planet group
asteroid belt
Diameter
4.288
Orbital period
1175.791640893086
Show 16 more facts
discoverer or inventor
Tom Gehrels
site of astronomical discovery
Palomar Observatory
provisional designation
3128 T-1
time of discovery or invention
1971-03-26
orbital eccentricity
0.1266030008624933
orbital inclination
4.816216864678426
periapsis
1.904143420251497
apoapsis
2.456172500531076
semi-major axis of an orbit
2.180157960391286
mean anomaly
104.7645415280203
longitude of ascending node
332.5090886983426
argument of periapsis
88.81162055975865
absolute magnitude
14.19
albedo
0.323
time of periapsis
2460658.3297994705
Sources (2)

via Wikidata · CC0