Spacecrafts from China and the United Arab Emirates (UAE) are now orbiting Mars, marking a first for both countries in the same week. The two missions, China’s Tianwen-1 and the UAE’s Hope, will be joined by NASA’s Perseverance next week. Eric Sorensen explains what’s behind the space traffic jam.
- China successfully lands unmanned spacecraft on Mars: state media
- UAE spacecraft enters Mars orbit in historic first for Arab world