Depending on how old the surface is, it can be seen that the number of craters on Mars varies from place to place on the surface.Most of the surface of the Southern Hemisphere is very old, and there are many...
.This is an image of the high dynamic range of the Andromeda Galaxy.But it is said to be a negative HDR..In fact, it is not entirely negative. Only partial.The clearer parts of the Andromeda Galaxy are darker and the darker...
This Type-2 Supernova appeared as a result of the explosion of a giant star in the Pinwheel Galaxy (M101). The supernova is named SN 2023ixf. Comparing images of the Pinwheel Galaxy taken by another amateur astronomer before and after the...
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