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Thanks to the work I have done, I have learned several things
- to use a program to calculate the area of an image.
- what the energy spectrum is and how to investigate which element.
-Hydrogen is the most abundant chemical element, constituting approximately 75% of the visible matter in the universe.
-There are different types of supernovae and each type has its characteristics.
-I didn't know before that there were stars that could change their luminosity.
-Stars can move, even at a very small distance, over time and can return to their place