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Space odyssey

Arp 147 interacting galaxies A composite image of Arp 147, a pair of interacting galaxies located... read more

Supernova bubble

In this striking image, a delicate sphere of gas, photographed by Nasa's Hubble Space Telescope,... read more

Galaxies gone wild!

Astronomy textbooks typically present galaxies as staid, solitary, and majestic island worlds of glittering stars.... read more