November 14, 2023 Quick space links
Courtesy of BtB’s stringer Jay.
- Sierra Space and Agile quickly develop hydrazine-rich preburner for their VRM5500-H engine
The engineers here will appreciate the technical explanation at the link as to why this is good.
- ULA narrows list of potential buyers to three
Blue Origin is thought to be one of the three. Whether this sale will happen before or after the December 24th launch of Vulcan is not clear.
- Tweet touting the anniversary today of Mariner 9’s arrival in Mars orbit in 1971
The orbiter arrived during one of Mars’s worst global dust storm. It needed to wait months before the atmosphere cleared and it could begin seeing details on the surface, the first of which were the high calderas of Mars’ giant volcanoes.
Courtesy of BtB’s stringer Jay.
- Sierra Space and Agile quickly develop hydrazine-rich preburner for their VRM5500-H engine
The engineers here will appreciate the technical explanation at the link as to why this is good.
- ULA narrows list of potential buyers to three
Blue Origin is thought to be one of the three. Whether this sale will happen before or after the December 24th launch of Vulcan is not clear.
- Tweet touting the anniversary today of Mariner 9’s arrival in Mars orbit in 1971
The orbiter arrived during one of Mars’s worst global dust storm. It needed to wait months before the atmosphere cleared and it could begin seeing details on the surface, the first of which were the high calderas of Mars’ giant volcanoes.













