Mars Travel Challenge

Froggy Jumps

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Test your Mars mission knowledge

حليمة القاسمي

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Mars Travel Challenge


Froggy Jumps Mars Travel ChallengeVersion en ligne Test your Mars mission knowledge par حليمة القاسمي 1 What is a typical mission duration to Mars with current propulsion? a 3 years b 6–9 months c 2 weeks 2 Which launch window is optimal for Mars transfers? a Whenever Mars is at aphelion b During solar eclipses c When Earth and Mars align for a Hohmann transfer (about every 26 months) 3 What propulsion is commonly used for Mars transfer planning? a Solar sail propulsion b Nuclear fusion drive c Chemical propulsion via Hohmann transfer 4 What radiation is a major concern on a Mars cruise? a Earth’s radiation belt b Galactic cosmic rays and solar particle events c UV from the Sun only 5 Which strategy helps reduce payloads for Mars missions? a Single-use payloads b In-situ resource utilization (ISRU) c Hydrogen storage-only missions 6 Mars gravity compared to Earth is about what? a 1.0 g b 2.0 g c 0.38 g 7 A major EDL challenge on Mars is? a Thin atmosphere makes braking difficult b Excessive wind speeds c Too strong magnetic field 8 What shielding is often proposed for Mars transit? a Lead armor b No shielding needed c Water shielding 9 Mars is closest to Earth during which event? a Opposition b Perihelion c Conjunction 10 A common habitat concept for long Mars stays? a Underground cave base b Single-use tent c Inflatable habitat