China’s Mars Spacecraft: Parking Orbit Operations

Credit score: CCTV/Inside Outer House screengrab


China’s Tianwen-1 probe on Wednesday entered a parking orbit round Mars after performing an orbital , in response to the China Nationwide House Administration (CNSA).

Launched on July 23, 2020, Tianwen-1 efficiently has accomplished its third braking at Mars yesterday at 6:29 a.m. (Beijing time). The parking orbit’s farthest level from Mars is 36,660 miles (59,000 kilometers) and the closest distance from the planet is 174 miles (280 kilometers).

It takes two days for the probe to orbit Mars. Whereas doing so, the multi-part probe (an orbiter, lander/rover) will undertake scientific exploration of Mars from orbit for 3 months. All the seven payloads on the probe’s orbiter will likely be progressively activated. 

China’s Mars orbiter. All the seven mission payloads on the probe’s orbiter are being progressively activated. Credit score: Zou Yongliao, et al.

In line with CNSA, onboard cameras and spectrometers will assess the pre-selected touchdown website and Martian climate to organize for a Might/June landing of the lander/rover.

Entry arc

If all goes in response to plan, China’s Mars orbiter will likely be briefly positioned in a deorbit and entry arc to launch the touchdown capsule replete with a rover. The rover will egress from the lander onto the Martian floor just a few days after landing, following an appraisal of the encircling terrain.

Credit score: Zou Yongliao, et al.

Credit score: CCTV/Inside Outer House screengrab

For at the least 92 Martian days, the rover is to make on-the-spot of Mars. Chinese language area and have chosen candidate touchdown zones inside the comparatively flat area within the southern a part of the Utopia Planitia.






Go to this informative video on the braking maneuver at:



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