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21409 Forbes

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21409 Forbes

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Also known as Forbes

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
21410 Cahill
Parent body
Sun
Minor-planet group
asteroid belt
Orbital period
1254.344845447055
Show 14 more facts
provisional designation
1998 FC65
time of discovery or invention
1998-03-20
orbital eccentricity
0.1232802530825681
semi-major axis of an orbit
2.27621011229281
mean anomaly
340.7754267203329
longitude of ascending node
193.4241068639056
argument of periapsis
45.31225907578161
absolute magnitude
15.42
orbital inclination
5.567738415026519
periapsis
1.995598353580252
apoapsis
2.556821871005368
time of periapsis
2461067.48401222
Sources (2)

via Wikidata · CC0

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