Astrogeology Science Center

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NASA Image AS15-92-12424 - Jim Irwin Digging a Trench
July 31, 1971

NASA Image AS15-92-12424

NASA image AS15-92-12424: Dave Scott’s photograph of Jim Irwin digging a trench to sample the lunar regolith during the second EVA of Apollo 15.  The trench was dug down to the level at which it became much harder to remove. 

NASA Image AS15-92-12439: Dave Scott’s photographic documentation of the trench dug
July 31, 1971

NASA Image AS15-92-12439

NASA Image AS15-92-12439: Dave Scott’s photographic documentation of the trench dug.  Note the way the fine rock powder clumps together and can hold a vertical face. 

David Scott and James Irwin operating Grover
November 1, 1970

Apollo Grover Historical Photo: B1

James Irwin(left) and David Scott(right) training in the Lunar Roving Vehicle training version known also known as the "Grover"

USGS
October 22, 2018

Surface processes recorded by rocks and soils on Meridiani Planum

Surface processes recorded by rocks and soils on Meridiani Planum, Mars: Microscopic Imager observations during Opportunity’s first three extended missions

USGS
October 22, 2018

MER Image Science Foldout

MER Image Science Foldout.

USGS
December 19, 2019

Annex PDS Status Classification Chart

The PDS archive status (marked at upper right of each product page, see table) of geospatial data products in the Annex varies, depending on the source and date of delivery to the Annex. Most products are either PDS3 or PDS4 compliant, with the majority served as 8- or 16-bit “raw” GeoTIFFs (meaning uncompressed and untiled, see White Paper below) with detached PDS3 and

USGS
October 22, 2018

Evidence from Opportunity's Microscopic Imager for Water on Meridiani

Evidence from Opportunity's Microscopic Imager for Water on Meridiani Planum.

USGS
September 21, 2018

I-Map Database

Excel spreadsheet listing the many planetary and lunar maps published from 1961 on. Some are available in hardcopy form at no cost to the requestor.

USGS
October 22, 2018

Textures of the Soils and Rocks at Gusev Crater from Spirit’s MI

Textures of the Soils and Rocks at Gusev Crater from Spirit’s Microscopic Imager.

USGS
January 17, 2020

Annex Tutorial 2020

Shows users how to use the Annex apps and how to find data. 

USGS
September 26, 2018

Meteor Crater Drill Cuttings Sampling Protocol

Meteor Crater Drill Cuttings Sampling Protocol

USGS
October 22, 2018

Overview of the MI Investigation during Spirit's first 450 sols

Overview of the Microscopic Imager Investigation during Spirit’s first 450 sols in Gusev crater.