Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Radiation effects in space.

R J Fry1

  • 1Biology Division, Oak Ridge National Laboratory, TN 37831, USA.

Advances in Space Research : the Official Journal of the Committee on Space Research (COSPAR)
|January 1, 1986
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Impact of a physician - critical care practitioner pre-hospital service in Wales on trauma survival: a retrospective analysis of linked registry data.

Anaesthesia·2021
Same author

Deterministic effects.

Health physics·2001
Same author

The Impact of Biology on Risk Assessment--workshop of the National Research Council's Board on Radiation Effects Research. July 21-22, 1997, National Academy of Sciences, Washington, DC.

Radiation research·1998
Same author

Effects of low doses of radiation.

Health physics·1996
Same author

Radiation protection in space.

Radiation and environmental biophysics·1995
Same author

On the shape of neutron dose-effect curves for radiogenic cancers and life shortening in mice.

Radiation and environmental biophysics·1995
Same journal

Planetary Protection and the astrobiological exploration of Mars: Proactive steps in moving forward.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2025
Same journal

Crop type discrimination using Geo-Stat Endmember Extraction and machine learning algorithms.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2024
Same journal

A Hansel & Gretel breadcrumb-style dynamically deployed communication network paradigm using mesh topology for planetary subsurface exploration.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2023
Same journal

Investigating Patterns of Air Pollution in Metropolises Using Remote Sensing and Neural Networks During the COVID-19 Pandemic.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2023
Same journal

Exploring the effect of COVID-19 pandemic lockdowns on urban cooling: A tale of three cities.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2022
Same journal

Using satellite images of nighttime lights to predict the economic impact of COVID-19 in India.

Advances in space research : the official journal of the Committee on Space Research (COSPAR)·2022
See all related articles

New radiation protection guidelines are being developed for astronauts, considering updated risk data and changes in the astronaut population. Key concerns include the biological effects of space radiation, specifically protons and heavy ions, influencing dose equivalent limits.

Area of Science:

  • Space radiation protection
  • Radiation biology
  • Astronaut health

Background:

  • Current National Aeronautics and Space Administration (NASA) radiation protection guidelines are under review.
  • Updated risk information and a changing astronaut population necessitate guideline re-evaluation.
  • Protons and heavy ions are primary radiation concerns in space with limited biological effect data.

Purpose of the Study:

  • To re-evaluate and update NASA's radiation protection guidelines.
  • To address the risks associated with space radiation, particularly protons and heavy ions.
  • To determine appropriate Quality Factors (Q) for dose equivalent calculations in space travel.

Main Methods:

  • Review of existing radiation risk data since 1970.

Related Experiment Videos

  • Analysis of biological effects of protons and heavy ions on human tissues and cancer induction.
  • Assessment of Relative Biological Effectiveness (RBE) for different radiation types.

    • Main Results:

    • Suggested RBE of approximately 1 for protons.
    • Suggested RBE of 20 for tumor induction by heavy ions (e.g., iron-56).
    • Reduced dose equivalent career limits for skin and eye lens, with increased 30-day and annual limits.

    Conclusions:

    • Updated radiation protection guidelines are crucial for astronaut safety.
    • Specific RBE values for protons and heavy ions are proposed for risk assessment.
    • Adjustments to dose limits reflect new scientific understanding and operational considerations.