Based on the provided context, here are the relevant facts about testing:
1. Midnight aircraft is undergoing piloted flight testing with extensive instrumentation including hundreds of strain gauges, accelerometers, and temperature sensors to capture structural integrity, vibration data, and other critical metrics .
2. The flight test program uses a custom-built flight test instrumentation system composed of multiple sensors and software to gather data for certification .
3. Piloted flights with the latest Midnight aircraft are expected to begin within the next week .
4. A simulator is being used to test the new flight control system with pilots before actual flights .
5. NGS testing is mentioned as being fairly common in the United States for a particular population, with plans to incorporate it into regular blood work .
6. The context mentions testing models under difficult market conditions to design for future economic climates .
7. There is reference to testing and verifying spaceship software in advance of flights to derisk and expedite the flight test program .