Posts Tagged ‘NGC 5307’

Wobbly Jellyfish

09 February 2010 Written by CritterKeeper 0 Comments

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

Some­times plan­e­tary neb­ula expand in what look like smooth bub­bles. But oth­ers take on a wob­bly appear­ance which in some cases are oddly sym­met­ri­cal. In this NASA Hub­ble Space Tele­scope image of NGC 5307, each blob of gas seems to have a coun­ter­part on the oppo­site side of the neb­ula. Astronomers call these spi­ral plan­e­tary neb­ula. It is thought that the bright cen­tral white dwarf star spews out wob­bling jet of rapidly mov­ing gas from both ends of the star, spin­ning around like a top that is about to top­ple over.

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