9 votes
Accepted

How close were Starlink-1095 and Starlink-2305 to the Tiangong Chinese Space Station?

Jonathan McDowell, an astrophysicist at the Harvard-Smithsonian Center for Astrophysics, did calculations regarding how close the Chinese Space Station came to S-2305, and it's quite close. A reply in ...
fyrepenguin's user avatar
  • 1,663
7 votes
Accepted

What orbit-raising propulsion system will Tiangong use, and how does it differ from that of the ISS in terms of performance and technology?

If it's not "a solid or liquid propellant", and more fuel-efficient, and not magical, it's presumably some sort of electric thruster. This Interesting Engineering article (CW: journalism) ...
Russell Borogove's user avatar
5 votes

What's this dark, ceiling-mounted hemisphere in Tianhe module of Tiangong space station? Any counterpart on the ISS and if so what does it look like?

The Camera is called 'Tianhe Inner Gimbal camera B' It is a CCTV dome, but it was stowed/uninstalled when first seen. (This is a partial answer, as it doesn't answer the ISS part) Seen here before ...
blobbymcblobby's user avatar
5 votes
Accepted

What flag is flying over the landing site of the Shenzhou 12 crew astronauts returning from Tiangong? What does it say?

The characters in the flag appear to be "搜救 回收大队" which Google translate gives as: "Search and rescue recovery brigade" Though I haven't found a direct link to an organization with ...
Nathan's user avatar
  • 301
4 votes

What's wrong with solar power on China's Tiangong space station?

This doesn't answer the whole question but should be helpful. Solar cells have come a long way in terms of efficiency. Space solar cells have usually (always?) been ahead of the terrestrial market. ...
Puffin's user avatar
  • 9,564
3 votes
Accepted

Are there chances to get a Hubble + ISS Moon transit picture?

tl;dr: It could be dozens of years from now or it could be next week! Since the artificial satellite orbits are constantly changing, what's necessary is to regularly run a conjunction search program ...
uhoh's user avatar
  • 149k
2 votes
Accepted

What's this dark, ceiling-mounted hemisphere in Tianhe module of Tiangong space station? Any counterpart on the ISS and if so what does it look like?

Partial answer to Is there a counterpart on the ISS and if so what does it look like? Using the working hypothesis that the "dark, ceiling-mounted hemisphere" is a ground-controlled camera,...
Organic Marble's user avatar
1 vote

China. Its very own modular spacestation

A bit dated (2011) article from China Daily states that the launch of Tiangong-3 is planned around 2020-2022, stating that this is information from The China Manned Space Engineering Office. The ...
SE - stop firing the good guys's user avatar

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