Outline of space science

Branches of space sciences

• Astronomy
• * Outline of astronomy
• ** Fields of astronomy defined by approach
• *** Observational astronomy – Observatories on the ground as well as space observatories take measurements of celestial entities and phenomena
• *** Astrometry – studies the position and movements of celestial objects
• *** Amateur astronomy
• ** Theoretical astronomy – mathematical modelling of celestial entities and phenomena
• * Fields of astronomy defined by scope
• ** Astrophysics – study of the physics of the universe; of extraterrestrial objects and interstitial spaces
• *** Space plasma physics
• *** Orbital mechanics or astrodynamics, which also has applications to spacecraft
• ** Stellar astronomy – the study of stars
• *** Solar astronomy – the study of the Sun
• ** Planetary science – the study of planets, especially those other than Earth
• *** Planetary geology
• ** Galactic astronomy – the study of the Milky Way galaxy
• ** Extragalactic astronomy – the study of the larger universe beyond the Milky Way
• ** Physical cosmology – the study of the Universe as a whole
• Aerospace engineering
• * Astronautics
• * Aeronautics

  Space-related interdisciplinary fields

• Astrobiology
• Astrobotany
• Astrochemistry or cosmochemistry
• Cosmology
• Planetary science – overlaps with Earth science
• Micro-g environment research
• Forensic astronomy
• Space archaeology – the study of human artifacts in outer space
• Space medicine
• Space architecture
• Archaeoastronomy – the history of human understanding of the universe

  Astronomy

Space exploration

Astronautics

• Life in space
• * Living organisms in space
• ** Humans in space
• *** Women in space
• ** Animals in space
• *** Cat in space
• **** Félicette
• *** Dogs in space
• **** Soviet space dogs
• *** Mice in space
• **** Fe, Fi, Fo, Fum, and Phooey
• *** Monkeys and apes in space
• *** Tortoises in space
• **** Zond 5
• ** Microorganisms tested in outer space
• ** Plants in space
• * Space habitation
• ** Architecture in space
• *** Space station
• **** Space Habitation Module
• ** Food in space
• ** Medicine in space
• *** Neuroscience in space
• ** Religion in space
• *** Christmas on the International Space Station
• ** Sex in space
• ** Survival in space
• ** Writing in space
• * Human spaceflight