Questions tagged [tianwen-1]
Chinese deep-space mission to Mars consisting of an orbiter of the same name and a lander + rover called Zhurong. For questions about them use the zhurong tag.
14
questions
6
votes
1
answer
95
views
Was Tianwen-1 the first "triple-depl"? (orbiter-deploys-lander-deploys-rover-deploys-selfie cam) What are the highly hierarchical deep space missions?
What are the highly hierarchical deep space mission, those where one thing deploys the next which deploys the next... after leaving cis-lunar space.
An example would be Tianwen-1 where a Mars orbiter ...
- 149k
15
votes
1
answer
3k
views
Cartoon-like characters on the side of the Tianwen-1 Mars lander?
Scott Manley's excellent new video China's Mars Rover Zhurong Has Completed Its Primary Mission, Reaches New Milestone is chock-full of space-sleuthing goodies and interesting information about the ...
- 149k
4
votes
1
answer
220
views
What's the exact location (lat/lon) of Zhurong?
Thus far, CSNA has announced the landing location as 109.7 E, 25.1 N. On Mars, 0.1 degree is about five km.
Most Mars landers/rovers have been found in orbital imagery, and their lat/lon measured ...
- 993
2
votes
1
answer
337
views
Why is it so cold in the nighttime (-130 C at 25.1 degree North) at the location where the Chinese rover landed on Mars?
Jia Yang, a Chinese engineer, announced that the Zhurong rover rolled cautiously, about 10 m in 3 days. One reason for this slow progress is the temperature that drops to -130 C and freezes the carbon ...
- 983
-7
votes
3
answers
396
views
Why do the Mars pictures sent by Viking 2 and the Chinese Lander show quite different landscapes of the same Utopia Planitia? [duplicate]
The photos transmitted by the Viking 2 lander and those taken by the Chinese rover show quite different landscapes. They do not corroborate each other, also they should look similar, as long as they ...
- 983
7
votes
1
answer
284
views
Why (the heck) did Tianwan-1 insert into a low inclination orbit then execute a plane change from 11.8 to 86.9 degrees?
eoPortal's Tianwen-1 (China's first Mars Exploration Mission) shows the following graphic, caption and link.
It's often discussed that orbital plane changes are like certain table wines in that they ...
- 149k
10
votes
2
answers
1k
views
Does Tianwen-1 mission have a skycrane camera and parachute camera like Mars 2020?
Does the Tianwen-1 lander/rover mission have a skycrane and parachute camera like Mars 2020?
In wikipedia, I didn't find any reference to a skycrane.
- 335
3
votes
1
answer
416
views
Can you estimate the diameter of the marked small craters of Mars in the firsts HiRes pictures released by China?
I would like to know the diameters of the smallest craters that can be clearly distinguished inside the black circle (see the quite large size image below).
Black-and-white picture of Mars taken by ...
user39593
6
votes
1
answer
147
views
Does Tianwen-1 have a near-repeat ground track orbit in order to scan the same general area on each of its low altitude passes?
Though it's not as easy1 to get details on Chinese missions in English, it seems that Tianwen-1 is in a 12,000 x 256 km highly eccentric orbit around Mars, with its hi res cameras able to resolve 0.5 ...
- 149k
11
votes
1
answer
742
views
Will InSight be able to pick up vibrations from the landing of Perseverance or Tianwen?
In roughly six months, two spacecrafts will be landing on Mars. Will the seismometers on InSight be able to detect vibrations from any of those landings?
- 4,960
2
votes
1
answer
195
views
For the three spacecraft now on their way to Mars plus ExoMars, how many have any solar power capability during transit?
Right now EMM Hope, Tiangwen-1 and Mars2020 are on their way to Mars and ExoMars will go next time.
For these four spacecraft how many of them have any provisions to use solar power via photovoltaic ...
- 149k
5
votes
1
answer
213
views
Could Tianwen-1, Hope, or Mars 2020 image one another en route to Mars?
Which of the optical sensors in operation on the three spacecraft currently en route to Mars (China's Tianwen-1, UAE's Emirates Mars Mission (Hope), USA's Mars 2020 (Perseverance)) could image one of ...
- 11.2k
3
votes
3
answers
247
views
Will the Emirate Mars Mission, Tianwen-1 and Mars 2020 Mission get closer to each other or spread out on their way to Mars?
Background & Introduction: On August 2, 2020 the brand new Where Is Roadster page Spacecraft launched to Mars in 2020 (announced here) said that it had been:
13 days, 3 hours, 47 minutes and 13 ...
- 149k
5
votes
0
answers
137
views
Why did Tianwen-1 payload separate upside down?
China recently launched its Mars exploration mission Tianwen-1. Separation of the payload from the second (or third?) stage can be seen in a post-launch news clip.
In this clip, the computer animation ...
- 53