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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
2.628
Orbital period
1292.99132132983
Show 16 more facts
discoverer or inventor
Takeshi Urata
site of astronomical discovery
Nachi-Katsuura Observatory
provisional designation
1977 EV8
time of discovery or invention
1998-01-21
orbital eccentricity
0.0821107548429691
albedo
0.307
absolute magnitude
15.2
orbital inclination
4.392460830704307
periapsis
2.132005905339737
apoapsis
2.513447599184107
semi-major axis of an orbit
2.322726752261922
mean anomaly
254.2800649717089
longitude of ascending node
325.7038894651055
argument of periapsis
231.5387646185957
time of periapsis
2461380.2082180087
Sources (3)

via Wikidata · CC0

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via Wikidata sitelinks · CC0