What does 2021 have in store for space exploration?

• In the early months of next year, three spacecraft on individual Mars exploration missions – Mars 2020, Tianwen-1 and Hope – are all set to enter the Red Planet's orbit
• In July next year, NASA plans to conduct a Double Asteroid Redirection Test – the Earth's first-ever planetary defence project
• Russia is gearing up to launch its Luna-25 spacecraft next year to land a lunar vehicle on the surface of the moon making it the first Russian moon mission since 1976