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David Mimoun

@moonnext.bsky.social

Proud dad, Space Systems Prof U Toulouse- Mars Microphone @NasaPersevere Venus balloons #PlanetaryScience & SoCal addict. IHEDN 75e PolDef . Reserve Cit. AAE

8,568 Followers  |  253 Following  |  612 Posts  |  Joined: 15.08.2023  |  2.2015

Latest posts by moonnext.bsky.social on Bluesky

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Some good news at last

24.01.2026 23:25 β€” πŸ‘ 11    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

C’est bien triste . Sous sa direction l’ESA a fait des trucs incroyables

21.01.2026 11:46 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Roger-Maurice Bonnet, l'ancien directeur du programme scientifique de l'ESA entre 1983 et 2001, est dΓ©cΓ©dΓ© le 19 janvier Γ  l'Γ’ge de 88 ans. Astrophysicien, il a participΓ© aux missions Giotto et a approuvΓ© les missions SOHO, XXM-Newton, Rosetta, ...
www.esa.int/About_Us...
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21.01.2026 11:30 β€” πŸ‘ 14    πŸ” 4    πŸ’¬ 2    πŸ“Œ 0

This really matches my impression.

16.12.2025 23:51 β€” πŸ‘ 2    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0
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Finally at #AGU25 ! Presentation of Philippe LognonnΓ© of its network of telescopes to detect Moon impacts

16.12.2025 14:49 β€” πŸ‘ 5    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Radiation is high, the drilling is deep, and the dust is relentless. But #planetaryscience is worth the trip πŸ”΄βœ¨ #Mars2040 ?

10.12.2025 11:38 β€” πŸ‘ 4    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Living off the Land (ISRU). Objective #6: We can't bring everything with us. We have to characterize the ice and regolith to extract water and make propellant. It’s high-stakes chemistry in a harsh environment - And here come the seismometers experiments πŸ˜‰

10.12.2025 11:38 β€” πŸ‘ 5    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

Objectives #7 & #10 Can Earth life reproduce there? We need to test if plants (and maybe model animals) can thrive and adapt over generations in 38% gravity. It’s about building a sustainable ecosystem, not just a campsite. Space farming ?

10.12.2025 11:38 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

The Human Lab. Objective #4 & #9: **We** are the experiment. How does the "Integrated Martian Environment" (radiation + low gravity + isolation + toxic dust) affect our bodies and minds? We need to survive the trip and the stay without breaking down physiologically or psychologically

10.12.2025 11:38 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

Dust, dust, everywhere. Objective #5 is crucial: What triggers those massive, planet-encircling dust storms? They mess with power, lungs, and hardware. We need to understand the physics of the atmosphere to predict when the sky will turn dark #MarsWeather

10.12.2025 11:38 β€” πŸ‘ 2    πŸ” 1    πŸ’¬ 1    πŸ“Œ 0

Mars is a time capsule! Objective #3 focuses on the Geologic Record. As Perseverance did, we need to map the rocks to understand the transition from a wet, potentially habitable world to the dry desert of today. Impacts, volcanoes, ancient lakes the rocks hold the climate secrets of the solar system

10.12.2025 11:38 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

The Challenge: To find extant (living) life, we might have to drill DEEP. Like, kilometers deep below the cryosphere where liquid water might still exist. Getting pristine samples from 2-5km down while wearing a spacesuit? #DeepDrilling

10.12.2025 11:38 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

Priority #1: The big question. Are We Alone? The top objective is determining if Mars hosts (or hosted) life. We are looking for habitability, prebiotic chemistry, and actual biosignatures. The challenge: Distinguishing Mars life from Earth contaminants.

10.12.2025 11:38 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

The National Academies just dropped the Science Strategy for the first human campaigns on the Red Planet. It’s not just a flag-planting trip; it’s a deep dive into the unknown. The science is bold, and the challenges? Absolutely immense. Let’s break it down! πŸ§΅πŸ‘‡ #MarsScience #PlanetaryScience

10.12.2025 11:38 β€” πŸ‘ 8    πŸ” 2    πŸ’¬ 1    πŸ“Œ 1

#planetaryscience ⬇️⬇️⬇️

05.12.2025 15:49 β€” πŸ‘ 3    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

You can also say that sun never sets on the team ;-)

05.12.2025 14:44 β€” πŸ‘ 3    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

As reminded by Mark, this experiment involves also our estimated colleagues of JAXA and University of Tokyo !

05.12.2025 14:39 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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NASA Selects 2 Instruments for ArtemisΒ IV LunarΒ Surface Science - NASA Science NASA has selected two science instruments designed for astronauts to deploy on the surface of the Moon during the Artemis IV mission to the lunar south polar

Kudos to @markpanning.seismology.space ! science.nasa.gov/missions/art....

05.12.2025 14:27 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

From the InSight experience on Mars to the lunar South Pole, this instrument brings together CNES, JPL, JAXA, IPGP, ISAE-SUPAERO. Can’t wait to see what the Moon has to tell us when astronauts switch it on! #Artemis #MoonquakesReady

05.12.2025 14:26 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

What makes SPSS special? An ultra-sensitive Very Broad Band seismometer @cnes.fr , heritage from InSight on Mars) Three high-precision short-period geophones provided by @isae-supaero.bsky.social and SLB, @ipgp.bsky.social and SLB Together, they’ll give us the sharpest insights of the Moon ever!

05.12.2025 14:25 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

Great news for lunar science! πŸ§‘β€πŸš€πŸŒ“πŸš€ NASA has selected the SPSS payload for the Artemis IV mission (2028) It will be deployed near the Moon’s South Pole to record moonquakes and reveal the deep interior. A proud international effort led by JPL! #ArtemisIV

05.12.2025 14:25 β€” πŸ‘ 9    πŸ” 3    πŸ’¬ 1    πŸ“Œ 2

Happy Thanksgiving πŸ¦ƒπŸ to those who celebrate!

27.11.2025 19:44 β€” πŸ‘ 3    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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β€œNext year Voyager 1 will be one light-day away from Earth”

26.11.2025 19:18 β€” πŸ‘ 21    πŸ” 6    πŸ’¬ 0    πŸ“Œ 0

It hosts at its home an Echelle spectropolarimeter, NeoNarval, stabilized in pressure and temperature since 2019 and hosts an infrared spectropolarimeter, SPIP, copy of the instrument SPIRou (CFHT), almost operational.

21.10.2025 20:50 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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The Bernard Lyot Telescope (TBL, diameter 2m), located on the observation platform of the Pic du Midi de Bigorre (Alt 2877m) is a national telescope. It is managed by the Observatoire Midi PyrΓ©nΓ©es

21.10.2025 20:50 β€” πŸ‘ 10    πŸ” 0    πŸ’¬ 2    πŸ“Œ 0
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The Pic du Midi Observatory is a magical place

21.10.2025 20:48 β€” πŸ‘ 19    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

PACIS builds on ISAE-SUPAERO’s SSPA Team experience in planetary instrumentation – including our work on Martian missions. It’s a great example of how research and education can contribute directly to space exploration.

Thank you to everyone involved for the hard work ! Next step: Detailed Design!

19.10.2025 19:30 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

These data will help better understand atmospheric structure, improve atmospheric models, and support the scientific analysis of future missions.
ollaborative spirit.

19.10.2025 19:30 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

PACIS (Platform Atmospheric Characterization Instrumentation Suite) aims to measure pressure, temperature and sound during the Entry, Descent and Landing of ExoMars Entry, Descent And Landing Module.

19.10.2025 19:30 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

I’m glad to share that our PACIS instrument has passed its Preliminary Design Review. This confirms that our instrument architecture and technical choices are robust enough to move into detailed design.

19.10.2025 19:30 β€” πŸ‘ 3    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

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