• Ames Research Center
• Applied Information Systems Research (AISRP)
• Arnold Engineering Development Center
• Astro Research Corp.
• Australian Commonwealth Scientific and Industrial Research Organisation (CSIRO)
• Austrian Academy of Sciences (IWF)
• Brazilian National Institute for Space Research
• Centre d'tudes et de Recherches de Toulouse (CERT)
• Centre for Research in Earth and Space Technology (CRESTech)
• Ernest Orlando Lawrence Berkeley National Laboratory
• Federation of American Scientists
• Hexnet
• Human Performance Laboratory (HPL)
• International Gamma-Ray Astrophysics Laboratory (INTEGRAL)
• Italian Aerospace Research Centre (CIRA)
• Langley Research Center
• Lawrence Livermore National Laboratory
• National Oceanic and Atmospheric Administration Environmental Research Laboratory
• National Science Foundation
• Netherlands National Aerospace Laboratory (NLR)
• Netherlands Space Research Organization (SRON)
• Sandia National Laboratories
• Sandia National Laboratories — Comet Hit Prediction
• Space Research Institute in Moscow (IKI)
• Shape Technical Centre
• Solar Electric Power (SEP) Technology Application Readiness (NSTAR)
• Swedish Institute of Space Physics
• University of Colorado at Boulder Gravitational Fluid Mechanics Laboratory
• U.S. National Research Council Space Studies Board (SSB)
• U.S. Spectrum-X-Gamma Coordination Facility
• XMM Science Operations Centre

We welcome your suggestions for additional sites to be added to our growing list of resources. Please send them to kmcdonald@hq.space.com for review and possible inclusion. Space News and SPACE.com retain full editorial control over what is listed on this site.