Author Topic: Chang'e-6 lunar mission  (Read 97701 times)

Offline Steven Pietrobon

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Re: Chang'e-6 lunar mission
« Reply #160 on: 01/23/2025 04:31 am »
Here's the Chinese version of the paper, which shows the Chang'e 6 results.

http://www.igg.cas.cn/xwzx/yjcg/202412/t20241219_7505159.html
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline FutureSpaceTourist

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Re: Chang'e-6 lunar mission
« Reply #161 on: 04/26/2025 04:18 pm »

Offline Phil Stooke

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Re: Chang'e-6 lunar mission
« Reply #162 on: 04/29/2025 03:41 am »
This shows the Chang'e 6 sampling sequence, based on video at the time and a new paper on the sampling process. Before the first, second and seventh sampling scoops, a surface contact was made with part of the sampling system (labelled C1, C2, C3), leaving a small impression in the surface. This served to calibrate the arm position relative to the surface, and to give an estimate of surface hardness to help plan the scoop depth.

« Last Edit: 04/29/2025 03:42 am by Phil Stooke »
Professor Emeritus, University of Western Ontario. Space exploration and planetary cartography, historical and present. A longtime poster on
unmannedspaceflight.com (RIP - now archived at https://umsfarchive.com/index.php/), now posting content on https://mastodon.social/@PhilStooke and https://discord.com/channels/1290524907624464394 as well as here. The Moon Chronicle, a new history of lunar exploration (free download): https://publish.uwo.ca/~pjstooke/moon-chronicle.htm  The Solar System ain't gonna map itself.

Offline Blackstar

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Re: Chang'e-6 lunar mission
« Reply #163 on: 08/23/2025 02:09 pm »
https://www.leonarddavid.com/china-far-side-samples-new-moon-findings/

Geological clock
According to the study published in the journal Nature Astronomy, the research also revealed that the LHB impact flux followed a trend of gradual decay – “a fact which does not support the hypothesis of a sudden surge between 3.8 billion and 4 billion years ago,” reported China’s Central Television (CCTV).
« Last Edit: 08/23/2025 02:10 pm by Blackstar »

Offline Blackstar

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Re: Chang'e-6 lunar mission
« Reply #164 on: 08/23/2025 02:16 pm »
Although this is one data point, and it needs to be confirmed, it is an important finding. One of the big questions we have about the solar system is something called the Late Heavy Bombardment. I won't get into it here (you can look it up), but the name tells you some stuff. The theory is that the inner solar system at some point was heavily bombarded with rocks. That is a key issue for when life may have formed on Earth (it's hard to form life when everything is blowing up). The Moon will have a record of that impact and when it occurred. That's one of the key science questions for American lunar scientists. So trying to get a better answer as to when this happened is a big deal.


Offline Satori

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Re: Chang'e-6 lunar mission
« Reply #165 on: 11/24/2025 03:22 pm »
China Focus: Chinese scientists decipher mystery of sticky soil on moon's far side.

Chinese scientists have unraveled the mystery behind the unusually cohesive lunar soil retrieved by China's Chang'e-6 mission from the far side of the moon.

Online TheKutKu

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Re: Chang'e-6 lunar mission
« Reply #166 on: 12/03/2025 01:04 am »

Offline JulesVerneATV

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Re: Chang'e-6 lunar mission
« Reply #167 on: 02/05/2026 12:04 pm »
CHANG'E 6 has given me the slip!
After an extensive search yesterday, I wasn't able to find in anywhere close or far from it's expected trajectory or around the Moon. 
https://x.com/coastal8049/status/2018048992794567033
I suspect the last known orbit was a transfer orbit into some sort of Earth/Moon resonance orbit...

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