# Blue Origin's Blue Moon Mark 1 (MK1) lunar cargo lander has completed thermal vacuum testing at NASA Johnson Space Center's Chamber A. The testing simulated the vacuum of space and extreme temperature conditions the spacecraft will face during flight.

*aerospace · news · 2026-05-05 · Mashable India*

## Key points

- Blue Moon MK1 completed thermal vacuum testing at NASA Johnson Space Center's Chamber A.
- MK1's first mission will demonstrate precision landing within 100 meters of a lunar target site.
- The lander will deliver two NASA science payloads to the lunar South Pole under CLPS.
- MK1 test data will directly inform Blue Origin's development of a larger, crewed Blue Moon MK2 lander.

**Companies:** Blue Origin
**Countries:** United States

[Read the full story on Mashable India](https://in.mashable.com/science/109289/artemis-mission-blue-origins-blue-moon-mark-1-lander-clears-this-key-test-in-nasa-vacuum-chamber)

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