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Bug Nebula

Butterfly Nebula, C69, NGC 6302, PK 349+01.1

Proper NamesBug Nebula, Butterfly Nebula
Caldwell NumberC69
NGC/IC NumberNGC 6302
Right Ascension17h 13m 44s
Declination-37° 6' 11"
Distancec.3,400 light years
c.1,000 parsecs
MagnitudeApparent: +9.7
Absolute: -0.4
DimensionsApparent: 1.4' x 0.4'
Actual: 1.4 x 0.4 light years
Optimum VisibilityJune / July
NotesThe Bug Nebula is a remant of a star whose outer layers have erupted away, leaving behind a white dwarf. This eruption process was constrained so that the ejected material spread out to form two ragged and complex lobes extending out into space in opposite directions from the original central star.


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