Galaksi
Apparence
![](http://upload.wikimedia.org/wikipedia/commons/thumb/c/c3/NGC_4414_%28NASA-med%29.jpg/220px-NGC_4414_%28NASA-med%29.jpg)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/2/2f/Hubble_ultra_deep_field.jpg/220px-Hubble_ultra_deep_field.jpg)
Galaksi se yon kò nan syèl la ki konpoze milyon detwal. Galaksi se yon gwo gwoup etwal, pousyè ak gaz ki rete ini gras a pezantè a; li ka eliptik, espiral oswa iregilye.[1]
Galaksi se yon kò nan syèl la ki konpoze milyon detwal. Galaksi se yon gwo gwoup etwal, pousyè ak gaz ki rete ini gras a pezantè a; li ka eliptik, espiral oswa iregilye.[1]