TeamIndus Blog
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TeamIndus Blog

Designing a propulsion system for landing on the Moon

A look at the propulsion system of the TeamIndus lunar lander

Choosing a propulsion system for the journey

Bottom view of the spacecraft showing the main engine and the secondary thrusters

Maneuvering in zero-g

Maintaining precise attitude in space

Facing the Sun

Canted (tilted) thrusters at the extreme left and right, used for attitude control

Minor attitude changes can impact the whole mission

If the trajectory that the New Horizons was put in was off by even 1°, it would have missed the Pluto flyby. Source: Wikipedia

How to ensure consistent thrust from all engines?

Propellant tanks onboard the spacecraft

Avoiding fuel freeze in lunar orbits

Orbits of the TeamIndus Z-01 spacecraft around the Moon

The landing

A. Killing the velocity

Timeline showing spacecraft velocity at different phases of descent. The red and yellow phases are where majority of the spacecraft’s velocity is killed.

B. Nearing touchdown

Fuel margins

Conclusion

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Jatan Mehta

Space and Moon exploration writer ~ Contributing Editor, The Planetary Society ~ Thinker | Website: https://jatan.space