Solar System quiz
Four kinds of questions: order from the Sun, which body is bigger, what is in the photo and how long a year or a day lasts. 10 questions each – figures from NASA/JPL data, as on the map.
Photos in the quiz
Only public-domain NASA photos (Wikimedia Commons).
- Callisto – NASA/JPL/DLR (Galileo), public domain
- Charon – NASA/JHUAPL/SwRI (New Horizons), public domain
- Earth – NASA/Apollo 17 crew, public domain
- Enceladus – NASA/JPL (Cassini), public domain
- Europa – NASA/JPL/DLR (Galileo), public domain
- Ganymede – NASA/JPL (Galileo; edited by PlanetUser), public domain
- Io – NASA/JPL/University of Arizona (Galileo), public domain
- Jupiter – NASA/JPL/University of Arizona (Cassini), public domain
- Mars – NASA/USGS (Viking), public domain
- Mercury – NASA/JHUAPL/Carnegie Institution of Washington (MESSENGER), public domain
- Moon – NASA/GSFC/Arizona State University (LRO), public domain
- Neptune – NASA (Voyager 2), public domain
- Pluto – NASA/JHUAPL/SwRI/Alex Parker (New Horizons), public domain
- Saturn – NASA/JPL/Space Science Institute (Cassini), public domain
- Titan – NASA/JPL-Caltech/Space Science Institute (Cassini), public domain
- Triton – NASA/JPL/USGS (Voyager 2), public domain
- Uranus – NASA/JPL-Caltech (Voyager 2), public domain
- Vesta – NASA/JPL-Caltech/UCLA/MPS/DLR/IDA (Dawn), public domain
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