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concretions made by microbial colonies?
wind and dust
Sol 4249: Right Navigation Camera gif
Images taken by NAV_RIGHT_B onboard NASA's Mars rover Curiosity on Sol 4249 (2024-07-19T21:20:39.000Z) to (2024-07-19T21:47:58.000Z)
Credits: NASA/JPL-Caltech
Assembled by Barley Culiner with GIMP
odd form near center
Sol 4251: Mast Camera (Mastcam) stitch
Images taken by MAST_LEFT onboard NASA's Mars rover Curiosity on Sol 4251 (2024-07-22T00:09:06.000Z) to (2024-07-22T00:10:46.000Z)
Credits: NASA/JPL-Caltech/MSSS
Assembled by Barley Culiner with Microsoft ICE
Sol 4251: Mast Camera (Mastcam) stitch
Images taken by MAST_LEFT onboard NASA's Mars rover Curiosity on Sol 4251 (2024-07-22T00:11:14.000Z) to (2024-07-22T00:14:15.000Z)
Credits: NASA/JPL-Caltech/MSSS
Assembled by Barley Culiner with Microsoft ICE
Sol 4253: Mars Hand Lens Imager (MAHLI)
This image was taken by MAHLI onboard NASA's Mars rover Curiosity on Sol 4253 (2024-07-24T03:10:00.000Z)
Credits: NASA/JPL-Caltech/MSSS
Sol 4253: Mast Camera (Mastcam) stitch
Images taken by MAST_LEFT onboard NASA's Mars rover Curiosity on Sol 4253 (2024-07-24T03:54:27.000Z) to (2024-07-24T03:56:21.000Z)
Credits: NASA/JPL-Caltech/MSSS
Assembled by Barley Culiner with Microsoft ICE
Sol 4253: Mast Camera (Mastcam) stitch
Images taken by MAST_LEFT onboard NASA's Mars rover Curiosity on Sol 4253 (2024-07-24T03:52:22.000Z) to (2024-07-24T03:54:01.000Z)
Credits: NASA/JPL-Caltech/MSSS
Assembled by Barley Culiner with Microsoft ICE
Sol 4255: Right Navigation Camera stitch
Images taken by NAV_RIGHT_B onboard NASA's Mars rover Curiosity on Sol 4255 (2024-07-26T05:04:18.000Z) to (2024-07-26T05:07:29.000Z)
Credits: NASA/JPL-Caltech
Assembled by Barley Culiner with Microsoft ICE
Trovants as carbon sinks, Martian analogs
microbially-induced biomineralization of CO2 by calcium carbonate (CaCO3)
https://ui.adsabs.harvard.edu/abs/2021EGUGA..23.8538D/abstract
https://en.wikipedia.org/wiki/Concretion
https://www.atlasobscura.com/places/trovants-costesti-valcea-county-romania
https://blogbarley.blogspot.com/2023/05/cyanophyta.html
https://science.nasa.gov/resource/martian-blueberries-2/
https://en.wikipedia.org/wiki/Anti-satellite_weapon
A 1986 DIA illustration of the IS system attacking a target
Ronald C. Wittmann - http://www.dia.mil/history/art/images/anti_sat.jpg
DIA artwork showing their best guess at the layout of the Soviet IS anti-satellite weapon
https://en.wikipedia.org/wiki/Brilliant_Pebbles
https://2001-2009.state.gov/r/pa/ho/time/rd/104253.htm
https://www.llnl.gov/archives/1980s/brilliant-pebbles
https://www.reaganlibrary.gov/exhibits/star-wars-and-sdi-defending-america-and-galaxy
a few of these look damp and muddy with fresh rivulets
 |
| shadow of Phobos or Deimos? |
Mission: Mars Express
https://www.esa.int/Science_Exploration/Space_Science/Mars_Express
https://www.sciencedirect.com/science/article/pii/S0032063316304688?via%3Dihub
| MISSION | INSTRUMENT | PRINCIPAL INVESTIGATOR(S) |
| Mars Express | ASPERA-3 | R. Lundin (Swedish Institute of Space Science, Kiruna, Sweden) |
| HRSC | G. Neukum (Freie Universitaet, Berlin, Germany) | |
| MARSIS | G. Picardi (Universita di Roma 'La Sapienza', Rome, Italy), R. Orosei (IAPS, Rome, Italy) and J. Plaut (JPL, Pasadena, USA) | |
| MRS | M. Paetzold (University of Cologne, Germany) | |
| OMEGA | J.P. Bibring (Institut d'Astrophysique Spatiale, France) | |
| PFS | M. Giuranna (IAPS, Rome, Italy) | |
| SPICAM | F. Montmessin (LATMOS, Paris, France) | |
| VMC | A. Sanchez-Lavega (UPV-EHU, Bilbao, Spain) |
Extracted by Barley Culiner with NASAView
Assembled by Barley Culiner with GIMP
