Category Archives: Interplanetary flight

Interplanetary flight:
1) Introduction
2) The Gauss Problem
3) Determining Orbital Elements
3) Hyperbolic Departure and Approach
4) Gravitational Assist

Hyperbolic Departure and Approach

  Interplanetary flight:  1) Introduction 2) Heliocentric Transfer Orbit 3) The Gauss Problem 4) Determining Orbital Elements 5) Hyperbolic Departure and Approach 6) Gravitational Assist   Solving the Gauss problem gives us the heliocentric transfer orbit that takes the spacecraft from the sphere of influence of … Continue reading

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Determining Orbital Elements

  Interplanetary flight:  1) Introduction 2) Heliocentric Transfer Orbit 3) The Gauss Problem 4) Determining Orbital Elements 5) Hyperbolic Departure and Approach 6) Gravitational Assist   Solving the Gauss problem gives us the position and velocity vectors, r and v, of a spacecraft in a heliocentric-ecliptic orbit. From these … Continue reading

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Gravitational Assist

  Interplanetary flight:  1) Introduction 2) Heliocentric Transfer Orbit 3) The Gauss Problem 4) Determining Orbital Elements 5) Hyperbolic Departure and Approach 6) Gravitational Assist   In planning certain types of trajectories of spacecraft within the solar system, engineers rely on a technique called gravitational assist … Continue reading

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The Gauss Problem

  Interplanetary flight:  1) Introduction 2) Heliocentric Transfer Orbit 3) The Gauss Problem 4) Determining Orbital Elements 5) Hyperbolic Departure and Approach 6) Gravitational Assist   On New Year’s Day 1801, Giuseppe Piazzi of Italy observed for the first time an object that turned out to … Continue reading

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Heliocentric Transfer Orbit

  Interplanetary flight:  1) Introduction 2) Heliocentric Transfer Orbit 3) The Gauss Problem 4) Determining Orbital Elements 5) Hyperbolic Departure and Approach 6) Gravitational Assist   For transfers to most of the planets, we may initially consider that the planetary orbits are both circular and coplanar. … Continue reading

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Interplanetary Flight – Introduction

  Interplanetary flight:  1) Introduction 2) Heliocentric Transfer Orbit 3) The Gauss Problem 4) Determining Orbital Elements 5) Hyperbolic Departure and Approach 6) Gravitational Assist   An interplanetary spacecraft spends most of its flight time moving under the gravitational influence of a single body – the … Continue reading

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