Planetary and Lunar Exploration

Space Science in the Twenty-First Century -- Imperatives for the Decades 1995 to 2015

Éditeur: National Academies Press
ISBN: 9780309038850
eISBN Pdf: 9780309573719
Lieu de publication: United States
Année de publication électronique: 1988
Mois : Janvier
Pages: 122
Langue: Anglais

Space Science in the Twenty-First Century: Imperatives for the Decades 1995 to 2015
Copyright
Foreword
Contents
1 Introduction
2 Scientific Goals and Recommendations
- GOALS OF PLANETARY EXPLORATION
  - To understand the origin of the solar system.
  - To understand the evolution of the planets.
  - To learn what conditions lead to the origin of life.
  - To learn how physical laws work in large systems.
- A BALANCED PLANETARY PROGRAM
- A MARS FOCUS
- SUMMARY OF RECOMMENDATIONS
  - Scientific Investigations
  - Technical Developments
  - International Collaboration
3 Status of Planetary Science in 1995
- OVERVIEW
  - State of Planetary Exploration as of 1995
  - Scientific Questions as of 1995
- PLANETARY GEOSCIENCES
  - Scientific Objectives for Planetary Geosciences
    - Formation
    - Interior Structure, Dynamics, and Physical State
    - Crustal Evolution
    - Planet Morphology and Surface Processes
    - Measurement Objectives
  - The Inner Solar System
    - The Moon
    - Mercury
    - Venus
    - Mars
    - Internal Characteristics of the Inner Planets
    - Magnetic Fields of the Inner Planets
    - Atmospheric-Climatic Connections of the Inner Planets
  - Rocky Satellites
    - Satellites of Jupiter
    - Satellites of Saturn
    - Satellites of Uranus and Neptune
- ATMOSPHERES
  - Earth, Mars, and Venus
  - Titan
  - Io and the Plasma Torus
  - Jovian Planets
- RINGS
- INTERIORS OF THE GIANT PLANETS
- PLANETARY MAGNETISM
  - Generation of Planetary Magnetic Fields
  - Earth's Magnetic Field
  - Studying Planetary Magnetic Fields
- PRIMITIVE BODIES AND THE ORIGIN OF THE SOLAR SYSTEM
  - The Origin of the Sun and Planets
  - Search for and Study of Other Planetary Systems
  - Asteroids, Small Satellites, and Meteorites
    - General Characteristics
    - Anticipated State of Knowledge in 1995
- COMETS
  - General Characteristics
  - State of Knowledge in 1995
    - Questions in Cometary Science
    - Comet Measurements and Technical Requirements
4 Future Programs
- PROPOSED MISSIONS
  - Programs for Planetary Geosciences
    - Types of Missions
    - Planned Missions
  - Programs for the Outer Solar System
    - Types of Missions
    - Planned Missions
  - Future Missions and Programs for Primitive Bodies and the Origin of the Solar System
- A PROGRAM FOR INTENSIVE EXPLORATION OF MARS
  - Why Mars?
  - Scientific Objectives for a Mars Focus
  - Role of Humans in Intensive Mars Exploration
  - A Phased Approach
- RECOMMENDATIONS
  - Exploration of the Solar System
  - Exploration of Mars