e0102 |
trapezium |
planorion |
etacar |
etacarina |
beehive |
palomar13 |
cuasar |
ngc1850 |
deml71 |
m103 |
m13 |
m45 |
m80 |
ngc1818 |
hexagono |
novavelorum |
supernova |
clasificacción |
espectro |