100 Interesting Science Facts
1/ The speed of light is generally rounded down to 186,000 miles per second. In exact terms it is 299,792,458 m/s (metres per second - that is equal to 186,287.49 miles per second).
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HTwins.net - The Scale of the Universe
The website of the Huang Twins!
Wired Science Space Photo of the Day
Every day, Wired Science selects a new awesome space photo for our collection. Check out the mind-blowing views of galaxies, planets and stars.
Chromoscope - View the Universe in different wavelengths...
Ever wanted X-ray specs or super-human vision? Chromoscope lets you explore the entire sky, including our Galaxy (the Milky Way) and the distant Universe, in spanning the electromagnetic spectrum: gamma-ray, x-ray, visible, hydrogen α, near-infrared...
Prague Astronomical Clock - 600th Anniversary Show
Video-mapping show on the Astronomical Clock in Old Town Square that celebrates the 600th anniversary of the construction of the clock.
Solar System Scope
Watch and Play model of Solar System Planets and Constellations moving over the Night Sky.
The Scale of the Universe
Zoom from the edge of the universe to the quantum foam of spacetime!