The timing is not a coincidence. It's driven by celestial mechanics. At their closest, the Earth (third planet from the Sun) and Mars (fourth planet) are "merely" 56-65 million km apart
That follows the landing of the U.S. Perseverance rover last Thursday near an ancient river delta in Jezero Crater to search for signs of ancient microscopic life
Tianwen-1 reached Mars' orbit, Chinese state media reported at 8:57 pm. Beijing time on Wednesday
It was about 130 million km from Earth and about 8.3 million km from Mars, according to the China National Space Administration
The probe conducted the orbital correction at 7 a.m. (Beijing Time) after its 3000N engine worked for 20 seconds, and continued to head for Mars
The rover Perseverance will follow China's rover-orbiter combo and a United Arab Emirates orbiter, both launched last week
Eight spacecraft - American, European and Indian - are either orbiting Mars or on its surface with other missions underway or planned
Approved by Chinese authorities in January 2016, Tianwen translates to "questions about the heavens"
Perseverance remains crucial in exploring the mysteries around Mars
China looks to catch up with India, the US and Russia in sending probes to Mars
Launch vehicle is slated to make a maiden flight later this year