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Related Experiment Video

Updated: May 28, 2026

Laboratory Drop Towers for the Experimental Simulation of Dust-aggregate Collisions in the Early Solar System

Laboratory Drop Towers for the Experimental Simulation of Dust-aggregate Collisions in the Early Solar System

Published on: June 5, 2014

A simulation platform for small solar system bodies' gravity using the Einstein-Elevator.

E Tahtali¹, C Kreuzig², G Meier²

¹Leibniz University Hannover, Institute of Transport and Automation Technology, An der Universitaet 2, 30823 Garbsen, Germany.

The Review of Scientific Instruments

|May 26, 2026

Summary

This summary is machine-generated.

Researchers developed a novel system to simulate partial gravity conditions for small solar system bodies (SSSBs) like asteroids and comets on Earth. This breakthrough enables studying SSSB behavior under controlled, low-gravity environments, advancing space exploration research.

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Simulation of the Planetary Interior Differentiation Processes in the Laboratory

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Last Updated: May 28, 2026

Laboratory Drop Towers for the Experimental Simulation of Dust-aggregate Collisions in the Early Solar System

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Published on: June 5, 2014

Simulation of the Planetary Interior Differentiation Processes in the Laboratory

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Experimental Methods for Efficient Solar Hydrogen Production in Microgravity Environment

Experimental Methods for Efficient Solar Hydrogen Production in Microgravity Environment

Published on: December 3, 2019

Area of Science:

Planetary Science
Astrophysics
Space Engineering

Background:

Small solar system bodies (SSSBs), including asteroids and comets, are crucial for understanding planetary formation and evolution.
Studying SSSBs on Earth is challenging due to the difficulty in simulating their low-gravity environments.
Missions like OSIRIS-REx and Rosetta highlight the increasing importance of SSSB research.

Purpose of the Study:

To develop and validate a method for simulating partial gravity conditions (10^-2 to 10^-4g) for SSSBs on Earth.
To enable the study of SSSB characteristics and behavior under controlled, simulated low-gravity environments.
To provide a proof of concept for adjustable gravity generation in drop tower facilities.

Main Methods:

An acceleration system using servo motors and spindle axes was designed to simulate partial gravity.
A comet-like sample was subjected to accelerations within a vacuum chamber (10^-6 mbar).
The setup was installed and tested within the Einstein-Elevator facility.

Main Results:

The system successfully generated gravity levels from 10^-2g down to 10^-3g.
Maximum deviations during acceleration were ±5 x 10^-4g.
Experiment durations of at least 2.5 seconds were achieved at 10^-2g, with a planned minimum of 3.5 seconds at 10^-4g.

Conclusions:

The developed system effectively simulates partial gravity conditions relevant to SSSBs.
This approach provides a viable method for conducting SSSB experiments on Earth.
The proof of concept paves the way for future research into SSSB activity under simulated partial gravity.