The Long March 5 Y-4 rocket, carrying an unmanned Mars probe of the Tianwen-1 mission, takes off from Wenchang Space Launch Center in Wenchang, Hainan Province, China July 23, 2020. Show moreShow less
The Long March 5 Y-4 rocket, carrying an unmanned Mars probe of the Tianwen-1 mission, is seen before the launch at Wenchang Space Launch Center in Wenchang, Hainan Province, China July 23, 2020. Show moreShow less
The Long March 5 Y-4 rocket, carrying an unmanned Mars probe of the Tianwen-1 mission, takes off from Wenchang Space Launch Center in Wenchang, Hainan Province, China July 23, 2020. Show moreShow less
The Long March 5 Y-4 rocket, carrying an unmanned Mars probe of the Tianwen-1 mission, takes off from Wenchang Space Launch Center in Wenchang, Hainan Province, China July 23, 2020.Show moreShow less
The Long March 5 Y-4 rocket, carrying an unmanned Mars probe of the Tianwen-1 mission, takes off from Wenchang Space Launch Center in Wenchang, Hainan Province, China July 23, 2020. Image used for illustrative purposeShow moreShow less
The Long March 5 Y-4 rocket, carrying an unmanned Mars probe of the Tianwen-1 mission, is seen before the launch at Wenchang Space Launch Center in Wenchang, Hainan Province, China July 23, 2020. Show moreShow less
The Long March 5 Y-4 rocket, carrying an unmanned Mars probe of the Tianwen-1 mission, takes off from Wenchang Space Launch Center in Wenchang, Hainan Province, China July 23, 2020. Show moreShow less
The Long March 5 Y-4 rocket, carrying an unmanned Mars probe of the Tianwen-1 mission, is seen before the launch at Wenchang Space Launch Center in Wenchang, Hainan Province, China July 23, 2020. Show moreShow less
The Long March 5 Y-4 rocket, carrying an unmanned Mars probe of the Tianwen-1 mission, takes off from Wenchang Space Launch Center in Wenchang, Hainan Province, China July 23, 2020. Show moreShow less
Liu Tongjie, spokesman for China's Mars exploration mission, talks to the media before the launch of Tianwen-1 Mars exploration mission by Long March 5 Y-4 rocket, at Wenchang Space Launch Center in Wenchang, Hainan Province, China July 23, 2020.Show moreShow less
The Long March 5 Y-4 rocket, carrying an unmanned Mars probe of the Tianwen-1 mission, is seen before the launch at Wenchang Space Launch Center in Wenchang, Hainan Province, China July 23, 2020. Show moreShow less
People watch from a beach as the Long March 5 Y-4 rocket, carrying an unmanned Mars probe of the Tianwen-1 mission, takes off from Wenchang Space Launch Center in Wenchang, Hainan province, China July 23, 2020. China Daily via REUTERS Show moreShow less