Data, calculations or mathematics related to astronomy, planetology, cosmology or the aerospace technologies

You will find here data related to astronomy and mathematical problems or calculations related to astronomy, planetology, cosmology or aerospace technologies.

Mosaic of a portion 
                            of the Sun with numerous solar flares and the Earth at scale. Credit for the 
                            original image of the Earth: NASA/DSCOVR/EPIC. Credit for the original view of the Sun: SDO. 
                            Montage credit: Marc Lafferre, 2016.

A mosaic representing a portion of the Sun unveiling impressive solar flares and the Earth at scale. Credit for the original view of the Sun: SDO. Credit for the original view of the Earth: NASA/DSCOVR/EPIC. Montage credit: Marc Lafferre, 2024.

- Mathematical problems and calculations related to the elliptical orbit of planetary bodies: