Questions tagged [chang-e]

Questions related to China's unmanned Moon exploration missions

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Did Chang'e-3 and/or Yutu report getting hit by the Earth's magnetotail?

@DavidHammen's answer to If a solar flare happened during a total lunar eclipse, would the Earth block the flare from hitting the moon? And for how long? describes the regular lashing of the Moon by ...
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Why shouldn't Chang'e 5's lander's propellant freeze?

We have just measured the shape of the crater that the returner landed on, which is part of the scientific data collection. Then the returner will [put on a] 'new warm coat' to prevent the remaining ...
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332 views

How did Argentina, Namibia, and Pakistan help China monitor and communicate with Chang'e 5?

At the end of The Hill's article Chinese official unveils future moon mission plans including possible lunar base it says: The most recent Chang'e 5 probe was assisted by the European Space Agency, ...
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380 views

Actual mass of Chang'e 5 samples

What is the actual mass of the sample retrieved by Chang'e 5? Wikipedia says: with an expected return to Earth around 16 December 2020. Chang'e 5 will be China's first sample return mission, aiming ...
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Does Chang'e 5 ascent module's crash has any other benefits for the space agency other than reducing the space junk?

I really appreciate what the Chinese space agency did with the ascent module, crashed it onto the lunar surface so that they won't contribute to the space debris. I was wondering if there is an ...
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How likely is it for Chang'e 5 to wake up after lunar night?

I have been wondering how likely it would be for the Chang'e 5 Probe to wake up. I mean the surveyors did this a few times, but were all relatively simpler in design. Also what gets damaged in the ...
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526 views

How many docking operations have taken place beyond GEO?

The Chang'e 5 ascent stage has docked with its parent craft in orbit around the Moon. The only other docking operations further out than geostationary orbit that I can find are the eight Apollo lunar ...
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1answer
147 views

Did the US hide 4179 Toutatis orbital data after China announced intentions of going there?

Recently I've been reading about a bit of Chinese space stuff and I found the accusation that the US hid orbital data for the asteroid 4179 Toutatis after China announced that they planned to send ...
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1answer
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Chang'e 4 lunar rover movement

Recently China has released images of the far side of the Moon taken by Chang'e 4 mission's rover Yutu-2. While pictures are really nice and beautiful, I have stumbled to one rover movement feature ...
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What science data has been released from Chang'e 4?

Chang'e 4 was the first soft landing on the far side of the moon. What science data has been released from it? That is, in two parts: what science was done and of that, what data has been released to ...
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What are Longjian's “UV antennas” and “UV transciever” really?

The 15-Oct-2018 Planetary Society post Imaging the Earth from Lunar orbit shows an image of one of the Longjiang spacecraft (also known as DSLWP-B) where were carried with Chang'e-4 to the Moon and ...
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Were there fruit fly or silkworm eggs in the biosphere of the Chang'e 4 lander?

Drosophila melanogaster or bombyx mori? 29 700 google hits for chang'e silkworm 27 500 chang'e drosophila 25 100 chang'e "fruit fly" https://de.wikipedia.org/...
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Where is that lunar-grown cotton seed sprout?

Most of us have seen this picture of the cotton seed currently sprouting inside a Chinese lander on the far side of the moon: Source The image shows see a plastic grid with a gelatinous overlay of ...
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How did humans grow plants on the Moon despite the harsh conditions?

The Chang'e 4 lander contains seeds to grow plants on the Moon. The Moon has non-sustainable life conditions. Among those are the lack of water, atmosphere, the varying extreme temperatures, the low ...
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13k views

Why did the Chinese send flies and plants to the far side of the moon?

The Chinese space craft that just landed on the moon had a tube with a biosphere in with flies and plants. What are they expecting to learn? Didn't we already experiment that on the ISS? Source ...
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Is it ethical for Chang'e-4 to bring an entire ecosystem to the moon? [closed]

As far as I know, it isn't ethical to contaminate outer space with life from Earth, because then we will never be sure if life can actually grow there. However, I just read reports that the latest ...
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1answer
217 views

How did Chang'e-4 hover, rotate, and then descend so gracefully? (Video)

In this incredible video we can see Chang'e-4 in it's final approach and landing on the moon from the point of view of the spacecraft. The view is horizontal as the spacecraft seems to stop and hover ...
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Why did China land a rover on the moon?

Why did China land the Chang’e-4 rover on the moon? What was it supposed to accomplish or explore?
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396 views

What was the first piece of wood to reach the far side of the Moon? Or the first spacecraft?

Chang'e-4 is the first lander/rover mission to reach the far side, but probably doesn't have any wood on it. What was the first piece of wood that landed on the far side of the Moon, and what was the ...
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1answer
81 views

Chang'e 4, what is planned during December 12 and January 3?

Chang'e 4 is in Moon orbit since December 12, the landing is scheduled for January 3. What is planned during the 22 days in orbit?
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Will Chang'e-4 really take a month to “get to the Moon”? With what trajectory?

The Verge's This weekend, China embarks on a historic mission to land on the far side of the Moon says (near the end): We know that the mission is set to launch on top of one of China’s Long March 3B ...
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982 views

What will China's new “space station” in Argentinian Patagonia be used for?

The New York Times (fairly strongly worded) article From a Space Station in Argentina, China Expands Its Reach in Latin America describes a "space station" or base equipped with (among other ...
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Where to look for newest images from Chang'e 3?

The tomorrow lunar eclipse is bound to look spectacular from the Moon - and as far as I know, Chang'e 3 is still fully operational, including its 3 high-definition stereo cameras. That means a chance ...
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761 views

Why is Queqiao's dish antenna so big? (Chang'e-4 relay satellite) Largest ever on/near the Moon?

Source: Chinese language blogpost The NASA Spaceflight article Queqiao relay satellite launched ahead of Chang’e-4 lunar mission describes the communications relay satellite that will be used to ...
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255 views

Could a radio telescope orbit Earth-Moon L2 so that it is in the Moon's radio shadow?

Chang'e 4, a Lunar orbiter and lander on the far side of the Moon, will put a relay satellite in a halo orbit around EML2 that also will do some low frequency radio astronomy. Since the Chang'e 4 ...
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1answer
319 views

What was Chang'e-2's 3D orbit in space? (since it's not in Horizons)

edit: A simple web search in Chinese may turn up something, but I don't know anyone personally who is both both fluent and interested in space exploration. This is a pretty cool orbit - there must be ...
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595 views

When Chang'e-3 landed on the moon, did LADEE notice?

The Lunar Atmosphere and Dust Environment Explorer (LADEE) entered lunar orbit 2013-10-06, and Chang'e 3 landed 69 days later producing dust and gas on 2013-12-14. These were both quite interesting ...
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Where/how do I view the Chang'e 2 lunar map?

"In February 2012, the Chinese government released a complete lunar map constructed from Chang'e 2's data, claiming that it was the highest-resolution map of the entire Moon yet recorded." Source: ...
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366 views

Can Chang'e 3 take photos of the stars from the moon

Chang'e 3 now on the Lunar surface has imaged the Earth. Is it possible for that same camera to take a time exposure and show us the stars?
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1k views

What is the significance of the name “Jade rabbit”?

On Saturday (December 14, 2013), the first soft landing on the Moon since 1976 occurred. The rover is named "Jade rabbit", what is the significance of that name?
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417 views

Do lunar landers communicate with ground stations during descent and landing?

In about one day China's Chang'e 3 will land on the moon in a fully autonomous way, which is pretty exciting and I think especially the autonomous hazard avoidance system is just amazing. However, I ...
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What is this red gas at the exhaust of the Long March 3B rocket during liftoff?

While watching today's live stream of the launch of the China National Space Administration (CNSA) Long March 3B rocket carrying Chang'e 3 lunar exploration probe and the Yutu rover to the Moon, @...