3D Location of the Ursa Minor(Polaris)
Constellations and distance to stars If you look at the sky where there is no light on a clear night, there are so many stars can not count. Thousands of years ago,…
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Star and Galaxy Simulation
Stellar Classification
Surface temperature and color of object When the iron is heated, it first turns dark red. As the temperature of the iron increases, it gradually becomes closer to yellow. This is because…
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Parallax of Eyes
Parallax When an object is close to me, you can use a ruler to measure the distance. But, it is difficult to measure when the object is away from me. In this…
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Distance of 1 pc(parsec)
Parallax When an object is close to me, you can use a ruler to measure the distance. But, it is difficult to measure when the object is away from me. In this…
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Stellar Parallax
Parallax When an object is close to me, you can use a ruler to measure the distance. But, it is difficult to measure when the object is away from me. In this…
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Constellations
Constellations If you look at the sky where there is no light on a clear night, there are so many stars can not count. Thousands of years ago, the ancients linked stars…
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Doppler Effect and RedShift
Most of the distant galaxies are moving away from our galaxy. Only a fraction of galaxies like Andromeda are coming to us. Scientists have found these things simply by observing the universe.…
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Stellar Parallax – 3D VR
You can observe the annual parallax of stars when you look through VR equipment.