Calvera (RX J1412.9+7922 )
Calvera, also known as RX J1412.9+7922 , is a radio-quiet type neutron star located in the constellation Ursa Minor. Neutron stars are much too small and faint to view in any but the world's largest telescopes.
- RX J1412.9+7922
- 625 light-years
- Ursa Minor
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