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Picture of the Day · NASA

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
Key facts
- Discovered by
- E. Delporte
- Discovery site
- Uccle Obs.
- Discovery date
- 17 September 1928
- Pronunciation
- / ˈ n iː ɪ θ /
- Named after
- Neith ( Egyptian mythology )
- Alternative designations
- 1928 SB · 1941 YH, 1953 OA · A924 VA
- Minor planet category
- main-belt · ( middle ) , background
- Observation arc
- 93.01 yr (33,971 days)
- Aphelion
- 3.2763 AU
- Perihelion
- 1.9347 AU
- Semi major axis
- 2.6055 AU
- Orbital period sidereal
- 4.21 yr (1,536 days)
- Mean anomaly
- 30.680 °
- Mean motion
- 0° 14 3.48 / day
- Inclination
- 4.7381°
- Longitude of ascending node
- 63.385°
- Argument of perihelion
- 328.96°
- Dimensions
- 11.566 ± 0.261 km , 11.73 km (derived) , 12.01 ± 0.5 km , 13.453 ± 1.632 km , 13.81 ± 0.73 km , 13.84 ± 1.46 km (MSX)
via Wikipedia infobox
Wikidata facts
- Instance of
- asteroid
- Named after
- Neith
- Followed by
- 1123 Shapleya
- Follows
- 1121 Natascha
- Parent body
- Sun
- Minor-planet group
- asteroid belt
- Diameter
- 11.566
- Orbital period
- 1537.588163625707
Show 18 more facts
- discoverer or inventor
- Eugène Joseph Delporte
- site of astronomical discovery
- Royal Observatory of Belgium
- provisional designation
- A924 VA
- time of discovery or invention
- 1928-09-17
- orbital inclination
- 4.730868863975944
- orbital eccentricity
- 0.2549864932058259
- albedo
- 0.284
- periapsis
- 1.94233981774256
- apoapsis
- 3.271900729655121
- semi-major axis of an orbit
- 2.607120273698841
- mean anomaly
- 12.93448982039806
- longitude of ascending node
- 63.31154162686499
- argument of periapsis
- 329.1060200899462
- absolute magnitude
- 11.91
- Commons category
- 1122 Neith
- rotation period
- 25.11
- time of periapsis
- 2460945.255782082
- epoch
- November 21, 2025
Sources (3)
via Wikidata · CC0
~3 min read
Encyclopedic overview
1122 Neith /ˈniːɪθ/, provisional designation 1928 SB, is a background asteroid from the central region of the asteroid belt, approximately 12 kilometers in diameter. It was discovered by Belgian astronomer Eugène Delporte at the Royal Observatory of Belgium in Uccle on 17 September 1928. The asteroid was named after the goddess Neith from Egyptian mythology.
Orbit and classification
Excerpted from Wikipedia’s “1122 Neith” article, available under the CC BY-SA 4.0 licence.