How long does it take to get to Mars - and why is it so difficult?

Video duration 2:09 How long does it take to get to Mars? Jump to media player Summer 2020 is a popular time for missions to Mars because of the way the planets align - but how long does it take to get there?
- 23 Jul
Video duration 1:59 The woman leading UAE's mission to Mars Jump to media player The UAE's Hope probe will study the planet's weather and climate, in order to learn about its past.
- 14 Jul
Video duration 1:20 Hope probe: UAE launches Mars mission Jump to media player Two previous attempts to launch the probe in the past week had to be called off because of adverse weather.
- 20 Jul
Video duration 9:40 'Best chance yet to detect life's traces on Mars' Jump to media player The US space agency will launch another sophisticated rover to the Red Planet this year.
- 18 Feb
Video duration 2:13 What is SpaceX and why is it working with Nasa? Jump to media player Ahead of the launch of the Crew Dragon mission, the BBC explains what SpaceX actually does.
- 27 May
Video duration 2:17 What Mercury can teach us about Earth Jump to media player BepiColombo mission could shed light on space weather and history of our planet
- 19 Oct 18
Video duration 1:43 The spacecraft trying to 'touch' the Sun Jump to media player Nasa's Parker Solar Probe will get closer to our star than any other in history.
- 09 Aug 18
Video duration 6:29 Five things you should know about Jeff Bezos Jump to media player His wealth is now estimated to be $171bn (£137bn), having made billions during the pandemic.
- 07 Jul