Space Environment, Operations, Databases
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Gruntman's Astronautics and Spacecraft Design |
Space Environment, Operations, Databases
Space weather
Current time in GMT from the U. S. Naval Observatory
Space Weather Today: daily information on solar activity, Sun's image in H-alpha, particle environment at GEO, etc.
Space Weather Today, University of Michigan
Sun - Solar Spectrum, Space Environment Teechnologies
Sun - Daily Images (sodium D-line), 60' Solar Tower at Mt. Wilson
Satellite orbits
Launchdate.com, Launch dates
NORAD Two-Line Element Sets Current Data (Space Track)
NORAD Two-Line Element Sets Current Data
Orbital Information Group (NASA/GSFC)
SPACEWARN Bulletin, Rapid distribution of information on satellites and space probes (e.g., launch announcements, spacecraft designations, etc.)
Databases and models
Astrophysics Data System (ADS)
Astrophysics and Space Physics Handbook
Declassified Intelligence Satellite Photographs
Earth Explorer, U.S. Geological Survey
Global Land Information System, U.S. Geological Survey
Moon: Digital Lunar Orbiter Photographic Atlas
National Space Science Data Center (NSSDC)
Plasma Formulary, Naval Research Laboratory
Space science
The Exploration of the Earth's Magnetosphere, by David P. Stern
The Nine Planets. A Multimedia Tour of the Solar System
From Stargazers to Starships, by David P. Stern
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