NASA Skywatch Sightings Calculator - http://spaceflight.nasa.gov/realdata/sightings/
A Java applet that will calculate when spacecraft will be visible in the night sky over the viewer's own location. |
European Space Industry Directory - http://www.esidirectory.org
ESID is an ESA database of more than 400 space companies and 1000 products. |
Johns Hopkins University - http://sd-www.jhuapl.edu/
Developer of a range of spacecraft and scientific payloads providing project overviews, scientific and engineering articles. |
Space and Astronomy Reference Links - http://www.refdesk.com/space.html
Provides a space and astronomy related directory. |
Space Projects and Info - http://www.aerospaceguide.net/
Offers a collection of popularized material on space projects and astronomy. Includes forums and merchandising. |
PhysOrg.com - http://www.physorg.com/
Physics news, semiconductor technology news, space news and a scientific forum. |
Physics Central - http://www.physicscentral.com
Find out how physics is part of your world. We answer your questions on how things work and keep you informed with daily updates on physics in the news. We describe the latest research and the people who are doing it and show you physics in action. |
The Physical World - http://www.newscientist.com/lastword.ns
Answers to simple physics questions, from New Scientist. |
Eric Weisstein's Treasure Trove of Physics - http://scienceworld.wolfram.com/physics/
Online encyclopedia of physics terms and formulas. Full searchable, and also browsable alphabetically and by topic. Part of Eric's Treasure Troves of Science. |
PhysicsWeb - http://physicsworld.com/cws/home
Physics news, jobs, equipment buyer's guide, and events. |
