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Article results for “planetary nebulae

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Scientists go with people's choice for Pluto moons: Vulcan, Cerberus

"We did not feel rigidly bound by the vote totals, but in the end we decided that Vulcan and Cerberus/Kerberos were pretty good names," said Mark Showalter, a planetary scientist at the SETI Institute who organized the contest. Showalter discussed the ...http://cosmiclog.nbcnews.com/_news/2013/04/23/17879795-scientists-go-with-people...

Space missions deliver treats from Saturn and beyond

Planetary nebulae like NGC 5189 are formed when a medium-sized star like our sun enters the last stages of its life, and puffs away its outer shells of glowing gas. This nebula's swirly structure is thought to be due to the influence of an unseen companion ...http://photoblog.nbcnews.com/_news/2012/12/18/15996785-space-missions-deliver-tr...

Spectacular nebula views captured with X-ray vision

The pictures are part of a survey the Chandra space telescope is making of nearby planetary nebulae, which are formed when dying stars push off their outer gaseous layers. The first stage of this survey, which includes Chandra observations of 21 of these ...http://www.nbcnews.com/id/49364199/ns/technology_and_science-space/t/spectacular...

Helix remix reveals 'Eye of God' nebula in a new light

More than 600 light-years away, the Helix Nebula stares at us like the Eye of God — or like the Eye of Sauron in the "Lord of the Rings" film saga. This new picture combines readings from two space telescopes to fill out our picture of the eye. The ...http://photoblog.nbcnews.com/_news/2012/10/03/14205623-helix-remix-reveals-eye-o...

Web results for “planetary nebulae

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Planetary nebula - Wikipedia, the free encyclopedia

Updated May. 20, 2013

A planetary nebula, more correctly known as a stellar-remnant nebula, is an emission nebula consisting of an expanding glowing shell of ionized gas ejected during the ...http://en.wikipedia.org/wiki/Planetary_nebula

Planetary nebula - Simple English Wikipedia, the free encyclopedia

Updated May. 22, 2013

A planetary nebula is a nebula that is made up of gas and plasma. They are made by certain types of stars when they die. They are named this because they look like ...http://simple.wikipedia.org/wiki/Planetary_nebula

What is a Planetary Nebula? | Planetary Nebula Definition | Space.com

Updated May. 22, 2013

Planetary nebulae are the cloudy remnants of smaller stars that have shed their outer layers of gas, but haven't exploded into supernovas.http://www.space.com/17715-planetary-nebula.html

PLANETARY NEBULAE AND THE FUTURE OF THE SOLAR SYSTEM

Updated May. 17, 2013

This page is a guide to Hubble Space Telescope ("HST") images of planetary nebulae taken by Bruce Balick and his collaborators. (Click here for a pdf version.)http://www.astro.washington.edu/users/balick/WFPC2/