BEYOND THE GIANT PLANETS
Semi-major axix |
4500 millions - 150 billions km (30 - 1.000 Earth radius) |
Orbital periods |
hundreds to thousands of years |
Mass |
≤ 0.015·1024 kg (0.0025 Earth masses) |
Diameter |
about 100 km to 2300 km (Eris und Pluto) |
Mean densitiy |
2 - 3 g/cm³ |
Satellites |
yes, e.g. Pluto 5 |
Links:
Wikipedia: en.wikipedia.org/wiki/Trans-Neptunian_object
Wikipedia: en.wikipedia.org/wiki/Kuiper_belt
DLR: www.dlr.de/RPIF/kuiper0.shtml
DLR: solarsystem.dlr.de/RPIF/zwergplaneten0.shtmlSponsered by: Schyren-Gymnasium Pfaffenhofen