Frosty Leo Nebula - protoplanetary nebula
Frosty Leo Nebula , is a protoplanetary nebula located in the constellation Leo.
Frosty Leo Nebula is magnitude 11 and is 25 in size. For reference, the full moon is 30' (arc minutes) or 0.5° in size.
* One can see up to magnitude 7-8 objects with perfect eyes under ideal dark sky conditions.