The Moon: Ptolemaues and surroundings
The Moon is the only known natural satellite of our planet. With its distance of less than 400.000 km from the Earth, it is also the first step when climbing the cosmic ladder...
The Moon is the only known natural satellite of our planet. With its distance of less than 400.000 km from the Earth, it is also the first step when climbing the cosmic ladder...
– The Beaver Supermoon 2024: online observation (15 Nov. 2024)
– Asteroid 2020 XR: online observation (3 Dec. 2024)