Related topics: galaxies · nasa · stars · black holes · star formation

Tiny, hidden galaxy provides a peek into the past

Peeking out from behind the glare of a bright foreground star, astronomers have uncovered the most extraordinary example yet of a nearby galaxy with characteristics that are more like galaxies in the distant, early universe. ...

Hubble captures rare 'light echo' from star explosion

When a star explodes (a supernova), it sends its intense burst of light out in all directions. On rare occasions, in the months and years that follow, rings of light or "light echoes" spread out from the original supernova ...

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