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18498 Cesaro

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Also known as Cesaro

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
18499 Showalter
Parent body
Sun
Minor-planet group
asteroid belt
Diameter
2.583
Orbital period
1249.05419040311
Show 17 more facts
discoverer or inventor
Paul G. Comba
site of astronomical discovery
Prescott Observatory
provisional designation
1996 MN
time of discovery or invention
1996-06-22
orbital eccentricity
0.146945032898673
orbital inclination
5.937064873328224
periapsis
1.936268522663387
apoapsis
2.603341695521755
semi-major axis of an orbit
2.269805109092571
mean anomaly
193.0829660755813
longitude of ascending node
263.3884044394882
argument of periapsis
49.89495006702695
absolute magnitude
15.37
albedo
0.265
rotation period
8.718
time of periapsis
2461579.6345018693
Sources (2)

via Wikidata · CC0