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Updated: Jul 12, 2025

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How do gravity alterations affect animal and human systems at a cellular/tissue level?

Francesca Cialdai1, Austin M Brown2, Cory W Baumann3

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Summary
This summary is machine-generated.

Understanding how gravity changes affect cellular and tissue systems in animals and humans is crucial for long-duration spaceflight. This research aims to bridge knowledge gaps for better health predictions and mission planning.

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Area of Science:

  • Space biology
  • Gravitational biology
  • Human physiology

Background:

  • Current understanding of spaceflight adaptation is fragmented, lacking a synthetic model.
  • Pathophysiological alterations in astronauts are observed, but mechanisms remain unclear.
  • Predicting long-term health risks and developing medical countermeasures for space missions beyond low Earth orbit (LEO) is challenging.

Purpose of the Study:

  • To address knowledge gaps regarding the effects of gravity alterations on animal and human systems at cellular/tissue levels.
  • To integrate biological and physiological aspects for a holistic view of space adaptation.
  • To inform the ESA roadmap on

Main Methods:

  • This white paper outlines recommendations from the SciSpacE Science Community.
  • It focuses on research activities to connect disparate biological and physiological data.
  • The approach emphasizes a holistic perspective on space adaptation.

Main Results:

  • Identifies critical knowledge gaps in understanding gravity's effects on biological systems.
  • Highlights the need for integrated models to predict spaceflight health impacts.
  • Provides a framework for future research directions in space biology.

Conclusions:

  • Further research is essential to develop comprehensive models of space adaptation.
  • Integrated approaches are necessary to mitigate health risks for astronauts on long-duration missions.
  • Addressing these knowledge gaps will improve medical support and mission safety beyond LEO.