solarsystemscope.com的 10 大竞争对手

stellarium-web.org

stellarium web is a planetarium running in your web browser. it shows a realistic star map, just like what you see with the naked eye, binoculars or a telescope.

eyes.nasa.gov

Astronomers using Hubble imaged the largest protoplanetary disk ever observed circling a young star. The disk is nicknamed “Dracula’s Chivito.”

spaceengine.org

spaceengine is a realistic virtual universe you can explore on your computer.

theskylive.com

Generate a beautiful map of the stars & planets as they appeared on your birthday or any special date!. Customize styles, download a high-res image, and share your unique celestial snapshot.

science.nasa.gov

F.10 Payloads and Research Investigations on the Surface of the Moon (PRISM) solicits development and flight of a science-driven suite of instruments and

celestiamotherlode.net

the celestia motherlode is a site based on celestia, a free, 3-d, real-time space simulator. it is a place for the celestia community to catalog, publish and maintain celestia resources.

shadedrelief.com

ideas and techniques about terrain presentation on maps

visibleearth.nasa.gov

An Intertwined History: The Earth Observer and EOS

joshworth.com

If you visited If the Moon Were Only 1 Pixel, you may have wondered "How could he afford all those pixels?" All that digital real-estate actually does have a price-tag in the form of web-hosting fees. Until recently, the site was hosted on a cheap, shared server with traffic limits, so the

phet.colorado.edu

Founded in 2002 by Nobel Laureate Carl Wieman, the PhET Interactive Simulations project at the University of Colorado Boulder creates free interactive math and science simulations. PhET sims are based on extensive education research and engage students through an intuitive, game-like environment where students learn through exploration and discovery.