If you find any of these links broken (after repeated tries), please notify Alan Gould

Please include name of non-operative link as well as the name of this page: NASA Data at http://uncleal.net (NASA URLs - Data)

NASA Data

Astronomical Data Center: http://nssdc.gsfc.nasa.gov/adc/adc.html (National Space Science Data Center)

Eyes on the Solar System - http://solarsystem.nasa.gov/eyes/

Global Change Master Directory--NASA (to data sets) http://gcmd.nasa.gov/

National Space Science Data Center http://nssdc.gsfc.nasa.gov/

Planetary Science Research Discoveries http://www.soest.hawaii.edu/PSRdiscoveries/, also hands-on classroom activities in planetary science... http://www.soest.hawaii.edu/spacegrant/class_acts/

Policy and Plans--Space Summit Update http://www.hq.nasa.gov/office/codez/updates.html Procurement home page: http://www.hq.nasa.gov/office/procurement
Satellite Passes:

• Lift-off to Space Exploration (MSFC) http://liftoff.msfc.nasa.gov J-Pass displays overflights of selected satellites from your location on a skymap and J-Track shows where satellites are in realtime on a worldmap

Solar Energy Data http://eosweb.larc.nasa.gov/DATDOCS/Surface_Solar_Energy.html

Solar System Data

• Solar System Dynamics Group at JPL--ephemerides--http://ssd.jpl.nasa.gov
• Welcome to the Planets (JPL) http://pds.jpl.nasa.gov/planets/

Spaceflight--The Basics of Spaceflight Learners' Workbook http://www.jpl.nasa.gov/basics/

Spacelink: http://spacelink.msfc.nasa.gov ftp, telnet and gopher: spacelink.msfc.nasa.gov