Starry Critters

Tag: irregular galaxy

Starry Bug

by CritterKeeper on Feb.03, 2010, under Bugs, birds and other animals

Credit: NASA & ESA

Float­ing like a bug under a micro­scope, I Zwicky 18 is an odd-looking galaxy. Astronomers pre­vi­ously thought this pecu­liar galaxy was very young because it resem­bles galax­ies typ­i­cally found in the early uni­verse. But images from NASA’s Hub­ble Space Tele­scope show older stars within the galaxy lead­ing sci­en­tists to update their ideas. They now believe I Zwicky 18 was born about the same time as the Milky Way Galaxy and the Androm­eda Galaxy.

(con­tinue read­ing…)

Post to Twitter Tweet This Post

Leave a Comment :, , , , , , , more...

Galactic Starburst

by CritterKeeper on Oct.15, 2009, under General

Credit: NASA, ESA, and The Hub­ble Her­itage Team (STScI/AURA)

This galaxy appears to be burst­ing at the seams. The Star­burst Galaxy, also called M82 and NGC 3034, shows a bright blue disk sur­rounded by wispy dark streams of dust and plumes of glow­ing hydro­gen streak­ing out of its cen­ter. M82 is con­sid­ered by astronomers to be an irreg­u­lar galaxy because it has no def­i­nite shape.

(con­tinue read­ing…)

Post to Twitter Tweet This Post

1 Comment :, , , , , , , , , more...