But these fleeting starbursts are only pieces of the story, astronomers say. An analysis of archival images of small, or dwarf, galaxies taken by NASA's Hubble Space Telescope suggests that ...

McQuinn’s team analyzed archival Advanced Camera for Surveys data of three dwarf galaxies: NGC 4163, NGC 4068, and IC 4662. Their distances range from 8 to 14 million light-years away.