What's Up With Artificial Satellites
A satellite circles a larger body in space. Planets orbit the sun as natural satellites, while the moon orbits Earth as a natural satellite. Humans build artificial satellites that have transformed life in various ways.
MENTIONED IN THIS ARTICLE
Moon
Earth
Space satellites and debris flood the sky
Space offers a view and a clear communications path with few earthly obstructions. Since Sputnik in 1957, over 4,600 satellites have been launched, mostly by Russia, with about 7,000 objects tracked and one in ten considered useful. Space trash and costly launches shape ongoing monitoring and protection.
MENTIONED IN THIS ARTICLE
Sputnik
Spacecraft Deployment and Stabilization Methods
The text outlines needs for in orbit stability and orientation, plus ascent methods. It mentions rockets and the space shuttle as ways to reach space, implying multiple propulsion and attitude control approaches for launching and maintaining a spacecraft in orbit.
Mini Page thanks space and science figures and institutions
The Mini Page acknowledges Geoff Chester of the Einstein Planetarium Smithsonian Institution Air and Space Museum Tony Trujillo INTELSAT staff of the Goddard Space Center and Dr Arnold Seigel director of instructional television University of Maryland for their contributions.
MENTIONED IN THIS ARTICLE
Geoff Chester
Einstein Planetarium
Smithsonian Institution Air and Space Museum
Tony Trujillo
Intelsat
Goddard Space Center
Arnold Seigel
University of Maryland