Comet, Galaxy

Comet, Galaxy – Astronomy

Comet

Comet   Nucleus, coma, gas tail, head, dust tail

Nucleus, coma, gas tail, head, dust tail

 

Galaxy

Galaxy   Hubble's classification, elliptical galaxy, lentiicular galaxy, spiral galaxy, barred spiral galaxy, irregular galaxy, spiral arm, nucleus.

Hubble’s classification, elliptical galaxy, lentiicular galaxy, spiral galaxy, barred spiral galaxy, irregular galaxy, spiral arm, nucleus.

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