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EntityQ775426· pop 22

Also known as (7446) Hadrianus, Hadrianus

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
Named after
Hadrian
Followed by
Q985652
Follows
Q947717
Parent body
Sun
Minor-planet group
asteroid belt
Orbital period
2015.943676169754
Show 16 more facts
discoverer or inventor
Tom Gehrels
site of astronomical discovery
Palomar Observatory
provisional designation
2249 T-2
time of discovery or invention
1973-09-29
orbital eccentricity
0.07006095068463272
orbital inclination
1.776198438883803
periapsis
2.904297690505996
apoapsis
3.341913160934593
semi-major axis of an orbit
3.123105425720294
mean anomaly
40.04256951458871
longitude of ascending node
177.0615799089134
argument of periapsis
326.1070733691039
absolute magnitude
12.62
rotation period
3.402
time of periapsis
2460776.267875582
Sources (2)

via Wikidata · CC0