Sol Two Hundred and Eighty-Three, Ten Thousand Meters

The next day.

The twentieth simulation test.

"Mr. Cat, Tang Yue, I'm in position." Mai Dong donned an EVA suit and sat back on the Eagle's Commander seat. She buckled her seatbelt and lowered the lander's protective shutters.

"This is Kunlun Station. Roger that," Tang Yue replied. "Ensure smooth communications.

"Orion II's computer offline.

"Atmospheric modeling complete. Lander fluid dynamic modeling complete. Navigational errors corrected.

"Engaging EDL mode. GNC is a GO. Guidance control strategy installed. GNC data will be updated three minutes prior to atmospheric entry. Radial height of 125,000 meters.

"COMM link for atmospheric entry is a go. UHF signal is a go. X-ray signal is a go."