astronomy
Resources for stargazers.
Software
- Celestia
- Home Planet
- Cartes du Ciel Star Charts
- StarCalc
- SkyTools
- Earth Centered Universe
- SkyMap
- Orbitron
- WinEphem
- Xearth for Windows
- Planetarium for Palm Devices
- SEDS Astronomy Software
Astronomy and Stargazing
- Sky & Telescope
- Eric’s World of Astronomy
- Windows to the Universe
- Field Guide to Deep Sky Observing
- Tonight’s Sky
- Backyard Astronomy
- StarDate
- OPT’s Astronomy Links
- The Naked Sky
- SpaceWeather.com
- Skyhound
- Night Sky Info
- Atmospheric Optics
Star Charts and Planetariums
- Stig’s Sky Calendar
- Chris Dolan’s Constellation Pages
- Sky and Telescope Javascript Utilities
- Skymaps.com
- DeepSkyLive
- Sky View Cafe
- Your Sky
- Solar System Live
- MyStarsLive
- National Geographic Star Chart
- An Atlas of the Universe
- Java StarGazer
Astronomical Images
- Astronomy Picture of the Day
- Messier Index
- Interactive NGC Catalog
- The NGC/IC Project
- JPL Solar System Dynamics
- NED: NASA/IPAC Extragalactic Database
- STScI Digitized Sky Survey
- Portraits of Stars and their Constellations
- All The Sky
- Anglo-Australian Observatory of Astronomical Images
- Solar Image – Hydrogen-Alpha
- NOAO
Our Solar System
- Planetary Photojournal
- Farmer’s Almanac Moon Calendar
- Office of Earth Sciences
- Weekly Information about Bright Comets
- Eclipse Home Page
- The Nine Planets
- SOHO (Solar & Heliospheric Observatory)
- Big Bear Solar Observatory
- Owens Valley Solar Array
- Mt. Wilson Solar Tower
- Solar System Simulator
- NASA Earth Observatory
- Earth View
- Comet Observation Home Page
- Asteroid/Comet orbit diagrams
- Comet elements and ephemerides
- Comets and Meteor Showers
- Comet Charts
- SunriseSunset.com
- Sunrise, Sunset, Moonrise, Moonset
- PlanetScapes
- International Dark-Sky Association
Space Exploration and Satellites
- Spacecraft Models
- CelesTrak Two-Line Element Sets
- National Space Science Data Center
- Yahoo Satellites Page
- Google Satellites Page
- Heavens Above
- NASA RealtimeData Video
- Space Station Visibility for Selected Cities
- JPL Space Calendar
- Space Station Alpha
- J-Track
- Spaceflight Now
- Visual Satellite Observer’s Home Page
- NASA Human Spaceflight
- Shuttle Countdown