Astronomy News & What's Up?
- Near-Earth weather at NASA Space Weather
- Night-time forecast at Clear Sky Clock
- Sky & Telescope's Sky at a Glance
- Astronomy magazine website
Astronomy Image Archives
Free Astronomy Software
- Celestia, cosmic 3-D simulator
- Google Earth shows the night sky
- Google Mars: explore the Red Planet
- Stellarium, a planetarium program
- Orbiter, space flight simulator
- Heavens Above: track a satellite
Astronomy Teaching Materials
- NASA STEM @ Home Resources -- Activities You Can Do Together
- NASA Kids' Club - A place to play games and learn about NASA
- NASA For Educators - Explore STEM Resources for K-12 Educators
- Jet Propulsion Laboratory (JPL) - STEM Lessons for Educators
- Exploratorium - Astronomy and Space Science Experiments
- Astronomical Society of the Pacific (ASP) - Hands-on Astronomy Activities
- Astronomical Society of the Pacific (ASP) - Education & Outreach Programs
- Sky & Telescope - Homeschool Astronomy Resources for K-12 Students
- McDonald Observatory - Classroom Activities & Resources
Observatories in Arizona
- Lowell Observatory (in Flagstaff, open to visitors)
- Discovery Telescope (near Flagstaff)
- Mt. Graham International Observatory (near Safford, guided tours)
- Fred Lawrence Whipple Observatory (south of Tucson, guided tours)
Arizona Science Centers & Planetariums
- Dorrance Planetarium at Arizona Science Center (downtown Phoenix)
- Challenger Space Center (Peoria, AZ)
- UofA Flandrau Science Center & Planetarium (Tucson, AZ)
Local Astronomy Clubs
Other Astronomy Sites in the Southwest
- Meteor Crater (east of Winslow, AZ)
- Very Large Array (western New Mexico, on US Highway 60)
Missions to the Solar System
- Solar Dynamics Observatory (Feb 2010 - present)
- Solar and Heliospheric Observatory (Dec 1995 - present)
- MESSENGER to Mercury (Mar 2011 - April 2015)
- Magellan at Venus (1989 - 1994)
- Venus Express (May 2006 - Dec 2014)
- Lunar Reconnaissance Orbiter (June 2009 - present)
- LCROSS Impactor (impacted Oct 9, 2009) *NASA site decommissioned. Wikipedia info here.
- Mars Global Surveyor (1997 - 2006)
- 2001 Mars Odyssey (Oct 2001 - present)
- Mars Express (Dec 2003 - present)
- Mars Exploration Rovers aka Spirit & Opportunity (Jan 2004 - March 2010, June 2018)
- Mars Phoenix Lander (May - Nov 2008)
- Mars Reconnaissance Orbiter (Mar 2006 - present)
- MSL Curiosity rover (Aug 2012 - present)
- Mars Insight lander (May 2018 - present)
- Mars Perserverance rover (launch July 2020)
- Dawn to Vesta and Ceres (July 2011 - Nov 2018)
- Rosetta to Comet 67/P (Aug 2014 - Sep 2016)
- OSIRIS-REx to asteroid Bennu (Aug 2018 - present)
- Galileo at Jupiter (1995 - 2003)
- Juno to Jupiter (July 2016 - present)
- Cassini at Saturn (July 2004 - Sept 2017)
- New Horizons to Pluto (flyby in Feb 2015 - present)
- The Voyagers to outer Solar System (1977 - present)
- Chronological List Of All Missions (1957 - present)
Space-based Observatories
- Fermi Space Telescope
- Chandra X-Ray Observatory
- GALEX: Galaxy Ultraviolet Explorer
- Hubble Space Telescope
- James Webb Space Telescope
- Kepler planet-hunting telescope
- Spitzer Space Telescope
- Herschel Infrared Observatory
- WISE / NEOWISE infrared telescope
- Wilkinson Microwave Observatory
- Planck Microwave Observatory