USA Space Resources 

Space agencies and national programmes

• NASA (National Aeronautics and Space Administration) — missions, education, media, careers: https://www.nasa.gov
• NASA STEM Engagement — classroom resources, programs, events: https://www.nasa.gov/stem
• NASA Internships — student opportunities: https://intern.nasa.gov
• NOAA (National Oceanic and Atmospheric Administration) — satellites, space weather, Earth observation: https://www.noaa.gov
• NOAA Space Weather Prediction Center (SWPC) — forecasts, alerts, education: https://www.swpc.noaa.gov
• USGS (U.S. Geological Survey) — Earth/remote sensing data and education: https://www.usgs.gov
• NSF (National Science Foundation) — research funding (incl. astronomy/space science): https://www.nsf.gov

Major observatories and science institutions

• Smithsonian National Air and Space Museum (Washington, DC) — exhibits, education: https://airandspace.si.edu
• Griffith Observatory (Los Angeles, CA) — public astronomy and planetarium: https://griffithobservatory.org
• Adler Planetarium (Chicago, IL) — exhibits and education: https://www.adlerplanetarium.org
• Hayden Planetarium (NYC, NY) — part of AMNH, shows and resources: https://www.amnh.org/planets
• California Science Center (Los Angeles, CA) — Space Shuttle Endeavour: https://californiasciencecenter.org
• Kennedy Space Center Visitor Complex (Florida) — launch/spaceflight experiences: https://www.kennedyspacecenter.com
• Space Center Houston (Texas) — NASA Johnson Space Center visitor center: https://spacecenter.org
• S. Space & Rocket Center (Huntsville, AL) — museum and Space Camp: https://www.rocketcenter.com

NASA field centers (great for regional education + outreach)

• Kennedy Space Center (KSC) — Florida: https://www.nasa.gov/centers-and-facilities/kennedy/
• Johnson Space Center (JSC) — Texas: https://www.nasa.gov/centers-and-facilities/johnson/
• Goddard Space Flight Center (GSFC) — Maryland: https://www.nasa.gov/centers-and-facilities/goddard/
• Jet Propulsion Laboratory (JPL) — California: https://www.jpl.nasa.gov
• Ames Research Center — California: https://www.nasa.gov/centers-and-facilities/ames/
• Glenn Research Center — Ohio: https://www.nasa.gov/centers-and-facilities/glenn/
• Langley Research Center — Virginia: https://www.nasa.gov/centers-and-facilities/langley/
• Marshall Space Flight Center — Alabama: https://www.nasa.gov/centers-and-facilities/marshall/
• Stennis Space Center — Mississippi: https://www.nasa.gov/centers-and-facilities/stennis/
• Armstrong Flight Research Center — California: https://www.nasa.gov/centers-and-facilities/armstrong/

Education, youth programmes, and classroom resources

• NASA Space Place (kids) — games, activities, explainers: https://spaceplace.nasa.gov
• NASA Eyes (interactive mission visualizations): https://eyes.nasa.gov
• NASA Image and Video Library — media for lessons and outreach: https://images.nasa.gov
• Astronomical Society of the Pacific (ASP) — educator resources and outreach: https://astrosociety.org
• Space Foundation — education programs and Space Symposium: https://www.spacefoundation.org
• Civil Air Patrol (CAP) — Aerospace Education: https://www.gocivilairpatrol.com/programs/aerospace-education
• FIRST Robotics — STEM competitions (not space-only, but strong overlap): https://www.firstinspires.org

Amateur astronomy networks

• Astronomical League — clubs, observing programs, awards: https://www.astroleague.org
• American Astronomical Society (AAS) — professional society, outreach and news: https://aas.org

Space industry networks and directories

• SpaceNews — industry news and events: https://spacenews.com
• Satellite Today — satellite industry coverage: https://www.satellitetoday.com
• Commercial Spaceflight Federation (CSF) — industry association: https://commercialspaceflight.org
• AIAA (American Institute of Aeronautics and Astronautics) — professional network, events: https://www.aiaa.org

Launch sites and ranges

• Cape Canaveral Space Force Station (Florida) — launch range info: https://www.patrick.spaceforce.mil/CCSFS/
• Kennedy Space Center (Florida) — NASA launch site: https://www.nasa.gov/centers-and-facilities/kennedy/
• Vandenberg Space Force Base (California) — west coast launches: https://www.vandenberg.spaceforce.mil
• Wallops Flight Facility (Virginia) — suborbital/orbital launches: https://www.nasa.gov/wallops/
• Pacific Spaceport Complex–Alaska (Kodiak, AK): https://akaerospace.com
• Spaceport America (New Mexico): https://spaceportamerica.com

Useful data + learning portals

• NASA Earthdata — Earth observation data and tools: https://earthdata.nasa.gov
• HubbleSite — Hubble images and education: https://hubblesite.org
• James Webb Space Telescope (JWST) — mission updates and resources: https://webbtelescope.org