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This image shows NASA’s SLS (Space Launch System) and Orion spacecraft rolling out of the Vehicle Assembly Building at NASA’s Kennedy Space Center. NASA's massive Crawler-Transporter, upgraded for the Artemis program, carries the powerful SLS rocket and Orion spacecraft on the Mobile Launcher from the Vehicle Assembly Building to Launch Pad 39B at Kennedy Space Center in preparation for the Artemis II mission.

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Members of the Artemis II closeout crew, from left, William Sattler; Tyler Sutherland; Michael Heinemann; Christian Warriner; Taylor Hose; Jenni Gibbons, Artemis II backup crew member; Bill Owens; and Andre Douglas, Artemis II backup crew member, pose for a photo with NASA’s Vehicle Assembly Building behind them at the agency’s Kennedy Space Center in Florida on Thursday, Dec. 19, 2025. The closeout crew is responsible for safely securing the astronauts inside the Orion spacecraft on launch day and closing the hatch during launch countdown.

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5 Min Read

Science Instruments
https://science.nasa.gov/mission/mars-exploration-rovers-spirit-and-opportunity/science-instruments
The Magnet Array was a scientific experiment that collected dust on the Mars Exploration Rovers, Spirit and Opportunity. Magnetic grains in Martian dust are ...
7 Min Read

Curiosity Science Instruments
https://science.nasa.gov/mission/msl-curiosity/science-instruments
The location of Mars Descent Imager (MARDI) on the Mars Curiosity rover. Tech Specs. Main Job, Took pictures during the spacecraft descent through the Martian ...
3 Min Read

Spectroscopy 101 – Introduction - NASA Science
https://science.nasa.gov/mission/webb/science-overview/science-explainers/spectroscopy-101-introduction
We know there is water vapor in the atmosphere of WASP-39 b, a distant planet 700 light-years away. We know that the gas at the center of galaxy M82 is ...
2 Min Read

Ion and Neutral Mass Spectrometer (INMS) - NASA Science
https://science.nasa.gov/mission/cassini/spacecraft/cassini-orbiter/ion-and-neutral-mass-spectrometer
The Ion and Neutral Mass Spectrometer, or INMS, was capable of determining the chemical, elemental and isotopic composition of the gaseous and volatile.
4 Min Read

George Cooper - NASA
https://www.nasa.gov/people/george-cooper
-Tanaka Z, Perry M, Cooper G, Tang S, McKay CP, Chen B (2012) NIR Raman spectroscopy ... -Cooper G, Sant M, Asiyo C (2009) Gas chromatography-mass spectrometry ...
1 Min Read

Mass Spectrometer Assembly - NASA Science
https://science.nasa.gov/missions/europa-clipper/europa-clipper-resources/mass-spectrometer-assembly
Southwest Research Institute (SwRI) staff collaborate on the calibration of the MAss Spectrometer for Planetary EXploration/Europa (MASPEX) instrument,
2 Min Read

Mass Spectrometer Destined for the Moon Finishes Testing at Kennedy - NASA
https://www.nasa.gov/image-article/mass-spectrometer-destined-moon-finishes-testing-kennedy
Teams at NASA's Kennedy Space Center in Florida recently completed testing of the Mass Spectrometer observing lunar operations (MSOLO) instrument that will ...
10 Min Read

New Instrument Brings Next-generation Molecular Analysis of Mars into Sharp Focus - NASA Science
https://science.nasa.gov/science-research/science-enabling-technology/technology-highlights/new-instrument-brings-next-generation-molecular-analysis-of-mars-into-sharp-focus
... mass spectrometer that will launch on the ExoMars rover mission in 2022. Like MOMA, LITMS incorporates both gas chromatograph mass spectrometry (GCMS) and ...
1 Min Read

Mass Spectrometer Assembly - NASA Science
https://science.nasa.gov/missions/europa-clipper/europa-clipper-resources/mass-spectrometer-assembly-2
Southwest Research Institute (SwRI)'s Dan Aaron (lead spectrometer technician) is making final adjustments to the electrical connections between the MAss.
Neutral Gas and Ion Mass Spectrometer Archives - NASA Science

https://science.nasa.gov/science-org-term/photojournal-instrument-neutral-gas-and-ion-mass-spectrometer

These eight graphs present data from the Neutral Gas and Ion Mass Spectrometer on NASA's MAVEN orbiter identifying ions of… Nov 7, 2014. Article. Keep Exploring ...
1 Min Read

Researcher Checks Out Chemical Ionization Mass Spectrometer - NASA
https://www.nasa.gov/image-article/researcher-checks-out-chemical-ionization-mass-spectrometer
John Crounse, California Institute of Technology, checked out the CIT-CIMS single mass analyzer onboard NASA's DC-8 for the SEAC4RS mission to study how air ...
3 Min Read

MASPEX - NASA Science
https://science.nasa.gov/mission/europa-clipper/spacecraft-instruments-maspex
MAss Spectrometer for Planetary EXploration/Europa (MASPEX). The space near Europa teems with gases. Some get knocked off Europa's surface by Jupiter's ...
2 Min Read

Europa Clipper's Mass Spectrometer Delivered to JPL - NASA Science
https://science.nasa.gov/missions/europa-clipper/europa-clippers-mass-spectrometer-delivered-to-jpl-4
A new mass spectrometer designed and built by Southwest Research Institute (SwRI) has been delivered to NASA's Jet Propulsion Laboratory (JPL) for ...
2 Min Read

Mass Spectrometer Destined for the Moon Finishes Testing at Kennedy - NASA
https://www.nasa.gov/missions/artemis/clps/mass-spectrometer-destined-for-the-moon-finishes-testing-at-kennedy
Teams at NASA's Kennedy Space Center in Florida recently completed testing of the Mass Spectrometer Observing Lunar Operations (MSolo) instrument that will.
3 Min Read

Precursor and Neutral Loss Scans in a Single Ion Trap and Application to Planetary Exploration - NASA
https://www.nasa.gov/directorates/stmd/space-tech-research-grants/precursor-and-neutral-loss-scans-in-a-single-ion-trap-and-application-to-planetary-exploration
Precursor and neutral loss scans are general survey methods in tandem mass spectrometry that allow for the detection of molecules with similar functional.
6 Min Read

The Autonomous Ion Mass Spectrometer Sentry: Observing Ionospheric Plasma and Monitoring Contamination for the International Space Station - NASA Science
https://science.nasa.gov/science-research/science-enabling-technology/technology-highlights/the-autonomous-ion-mass-spectrometer-sentry-observing-ionospheric-plasma-and-monitoring-contamination-for-the-international-space-station
Courtesy of NASA and the European Space Agency. Satellite measurements of O⁺ are often used to indicate geomagnetic storms—space weather disturbances that have ...
1 Min Read

Europa Clipper's Mass Spectrometer Delivered to JPL - NASA Science
https://science.nasa.gov/missions/europa-clipper/europa-clipper-resources/europa-clippers-mass-spectrometer-delivered-to-jpl
Europa Clipper's MAss Spectrometer for Planetary EXploration/Europa, called MASPEX, was delivered to NASA's Jet Propulsion Laboratory (JPL) in December ...
6 Min Read

Scientists Shrink Chemistry Lab to Seek Evidence of Life on Mars - NASA
https://www.nasa.gov/solar-system/scientists-shrink-chemistry-lab-to-seek-evidence-of-life-on-mars
The mass spectrometer instrument uses this pattern called a mass spectrum to identify the molecules. Some larger organic molecules are fragile and would be ...
1 Min Read

MAss Spectrometer for Planetary EXploration/Europa (MASPEX) - NASA Science
https://science.nasa.gov/missions/europa-clipper/europa-clipper-resources/mass-spectrometer-for-planetary-explorationeuropa-maspex
Earth Data · Earth Science Researchers · The Solar System · The Sun · Mercury · Venus · Earth · The Moon · Mars · Jupiter · Saturn · Uranus · Neptune · Pluto & ...
3 Min Read

Goddard Planetary Instruments Score a Hat Trick - NASA
https://www.nasa.gov/technology/goddard-planetary-instruments-score-a-hat-trick
The mission's Neutral Gas and Ion Mass Spectrometer was turned on for the first time on Dec. ... “With these studies, mass spectrometry is helping us piece ...

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