IC5146 nebulosa politak gutxi gorabehera 15 argi-urte zabal ditu,
4000 argi-urtera dago gugandik Cygnus konstelazioan eta nebulosa
argiztatzen duen erdiko izar gaztea duela 100000 urte sortu zen.
Gaur egun, nebulosan bertan izar berriak sortzen ari dira.
Irudiaren eremuan, IC5146 nebulosaren mendebaldean LDN1035,
1020, 1040, 1045, 1030, 1031, 1024 eta LDN1010 nebulosa ilunak
ikus daitezke.
The beautiful IC5146 nebula
is nearly 15 light-years wide, is about 4,000 light-years away
toward the northern constellation Cygnus and the central star
that lights it formed about 100,000 years ago. Inside the Cocoon
Nebula is a newly developing cluster of stars. In the field of
view, at west from IC5146 dark nebulae LDN1035, 1020, 1040,
1045, 1030, 1031, 1024, 1042 and LDN1010 can be seen.