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Astronomy / Engineering

Working on a tiny world

Operate a drill where gravity is extremely weak. Anchor the machine before drilling, then release it and see the reaction push the rig away.

Working on a tiny world — Actual application image
Actual application image

The model and its limits

Prescribed drilling resistance and extraction rate with a force-limited anchor. Ejecta and rig contacts use Sandbox 3D. This local constant-gravity patch omits global asteroid gravity and rock-fracture mechanics.

Equations used in the module
Equations
m a = m g + F_drill - F_anchor + F_contact; g = 0.003 m/s²; 0 <= F_anchor <= F_max

Related experiments

Back to catalogue
Unfolding a space observatory — Actual application image

Astronomy

Unfolding a space observatory

Unfold a space observatory in a safe sequence. Deploy the shield, raise the mast and open the mirror wings, then align the segments to concentrate starlight.

Keeping a spacecraft cool — Actual application image

Astronomy

Keeping a spacecraft cool

Keep the spacecraft cabin cool without air. Pump heat to a radiator, change its orientation and watch how sunlight competes with radiation into space.

Kepler problem — Actual application image

Physics / Astronomy

Kepler problem

Motion in a central gravity field: ellipses and Kepler's laws.