Starry Critters

Tag: planetary nebula

Extraordinary Spiral

by CritterKeeper on Sep.08, 2010, under Eyes in the Sky

Credit: ESA/NASA & R. Sahai

Some­times we view NASA Hub­ble Space Tele­scope images and see things we just don’t believe. This strik­ing spi­ral is thought to be cre­ated by mate­r­ial spin­ning out of LL Pegasi.

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Death Throes

by CritterKeeper on Sep.07, 2010, under Eyes in the Sky

Credit: NASA/JPL-Caltech/ J. Hora (Harvard-Smithsonian CfA)

Comet col­li­sions may be kick­ing up dust in the Helix Neb­ula in this image from NASA’s Spitzer Space Tele­scope.

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A Slice of Lemon

by CritterKeeper on Aug.12, 2010, under Eyes in the Sky

Credit: Howard Bond (Space Tele­scope Sci­ence Insti­tute), Robin Cia­r­dullo (Penn­syl­va­nia State Uni­ver­sity) and NASA

IC 3568 glows like a lemony plasma globe in this image from NASA’s Hub­ble Space Tele­scope.

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Piercing Eye

by CritterKeeper on Aug.04, 2010, under Eyes in the Sky

Credit: NASA and ESA

A dra­matic, pierc­ing eye gazes back at us from the sky in this image of NGC 3918 from NASA’s Hub­ble Space Tele­scope.

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“H” is for Hamburger

by CritterKeeper on Jun.29, 2010, under Numbers/Letters

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

Would you like fries with that giant cos­mic ham­burger? Gomez’s Ham­burger is a strange plan­e­tary neb­ula that resem­bles the upright bars of the let­ter H in this image from NASA’s Hub­ble Space Tele­scope. It doesn’t take much imag­i­na­tion to add the bar across the mid­dle to com­plete the shape of the let­ter. Astronomers thought the neb­ula looked like a ham­burger. Actu­ally, it’s a sun-like star near­ing the end of its life. The cen­tral star, which we can­not see in this image, expelled large amounts of gas and dust and may one day develop a more famil­iar col­or­ful, glow­ing plan­e­tary neb­ula.

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Anthill

by CritterKeeper on Jun.09, 2010, under Bugs, birds and other animals

Image Credit: NASA, ESA and The Hub­ble Her­itage Team (STScI/AURA)
Acknowl­edg­ment: R. Sahai (Jet Propul­sion Lab) and B. Bal­ick (Uni­ver­sity of Wash­ing­ton)

The Hub­ble Space Tele­scope shows us another exam­ple of how our Sun might die in 5 bil­lion years. The “Ant Neb­ula, ” or Men­zel 3, shows two glow­ing bub­bles com­ing out from the dying star. Astronomers are most curi­ous about the equal shape of the bub­ble on either side of the star. This sym­me­try offers sci­en­tists a chance to come up with many dif­fer­ent ideas on the cause.

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Eight-Burst

by CritterKeeper on May.28, 2010, under Numbers/Letters

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

Shaped like the num­ber eight, astronomers in the south­ern hemi­sphere call this the Eight-Burst or the South­ern Ring Neb­ula. NGC 3132 is a plan­e­tary neb­ula. The name “plan­e­tary neb­ula” refers to the shape of the neb­ula. Astronomers in the 17th and 18th cen­turies found many objects in the night sky that resem­bled plan­ets. But the expand­ing shells of gas and dust are all that is left of a star that has reached the end of its life.

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Glowing Waves Make 4

by CritterKeeper on May.21, 2010, under Numbers/Letters

Credit: ESA/Hubble and NASA

Glow­ing waves of mate­r­ial ejected from a dying star trace out the num­ber four in this image of IC 4634 from NASA’s Hub­ble Space Telescope.

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Garden Sprinkler

by CritterKeeper on May.10, 2010, under General

Credit: NASA, ESA

NASA’s Hub­ble Space Tele­scope spies a sprin­kler sys­tem in space. Some objects in space defy expla­na­tion and Henize 3–1475 is one of them. Henize 3–1475, also known as the Garden-Sprinkler Neb­ula is a plan­e­tary neb­ula. Astronomers are puz­zled by the jets shoot­ing out of this neb­ula. Plan­e­tary neb­u­lae have noth­ing to do with plan­ets. In early tele­scopes, observers noted that some objects in the sky resem­bled the disks of planets.

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Pink Butterfly

by CritterKeeper on May.06, 2010, under Bugs, birds and other animals

Credit: William B. Lat­ter (SIRTF Sci­ence Center/Caltech) and NASA/ESA

A pink but­ter­fly flits around the con­stel­la­tion of Cygnus the Swan. NGC 7027 is a medium-sized star sim­i­lar to our Sun. NASA’s Hub­ble Space Tele­scope cap­tured a glimpse of the very brief stage of stel­lar burnout. This spec­tac­u­lar stage of its life is the final death throe before it evolves into a plan­e­tary neb­ula.

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