## Tag Archives: orbit

## Air Force X-37B secret spaceplane lands after 780 days in orbit

Secretary of the Air Force Barrett: ‘The X-37B continues to demonstrate the importance of a reusable spaceplane.’ WASHINGTON — The U.S. Air Force X-37B spaceplane successfully landed at NASA’s Kennedy Space Center Shuttle Landing Facility Oct. 27 at 3:51 AM … Continue reading

## 3D printer will be lunched into orbit to manufacture and assemble a large and complex structure

Soon the space companies could begin in-orbit manufacturing and assembly of communications satellite reflectors or other large structures, according to Made in Space, the Silicon Valley startup that sent the first 3D printer to the International Space Station in 2014. … Continue reading

## 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

## 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

## Orbit Maneuvers

Orbit Meccanics: 1) Conic Sections 2) Orbital Elements 3) Types of Orbits 4) Newton’s Laws of Motion and Universal Gravitation 5) Uniform Circular Motion 6) Motions of Planets and Satellites 7) Launch of a Space Vehicle 8) Position in … Continue reading

## Orbit Perturbations

Orbit Meccanics: 1) Conic Sections 2) Orbital Elements 3) Types of Orbits 4) Newton’s Laws of Motion and Universal Gravitation 5) Uniform Circular Motion 6) Motions of Planets and Satellites 7) Launch of a Space Vehicle 8) Position in … Continue reading

## Position in an Elliptical Orbit

Orbit Meccanics: 1) Conic Sections 2) Orbital Elements 3) Types of Orbits 4) Newton’s Laws of Motion and Universal Gravitation 5) Uniform Circular Motion 6) Motions of Planets and Satellites 7) Launch of a Space Vehicle 8) Position in … Continue reading