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