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Planetary Nebula

14 Things You Didn't Know About How the Sun Will Die

David J. Eicher | Posted 08.21.2014 | Science
David J. Eicher

At some 4.6 billion years old, the Sun is about halfway through its life. In another 5 billion years it will be a normal "adult" star no more. Here's the skinny on the upcoming demise of the star that you owe everything to: light, warmth, energy, and life.

Sculptures in the Heavens (PHOTOS)

Mario Livio | Posted 07.14.2014 | Science
Mario Livio

Take a look at these five Hubble images of planetary nebulae. Even though all of them represent late stages in the lives of Sun-like stars, like snowflakes, each one is different. What are these spectacular astronomical objects we call planetary nebulae?

LOOK: Odd Alignment Of 'Butterflies' Takes Astronomers By Surprise

Space.com | Mike Wall | Posted 09.05.2013 | Science

Dying stars that are among the most beautiful objects in the universe tend to line up across the night sky, and astronomers aren't sure why. These ...

WATCH: 'Ghostly' Green Space Cloud Captured In Incredible Detail

Posted 04.16.2013 | Science

By: Miriam Kramer Published: 04/10/2013 10:27 AM EDT on SPACE.com An amazing new photo from a telescope in Chile has captured the most detailed vie...

LOOK: Astronomer Spies 'Valentine Rose' In Deep Space

Posted 02.14.2013 | Science

By: Miriam Kramer Published: 02/14/2013 06:45 AM EST on SPACE.com A strange nebula in deep space shines like a cosmic rose in a new photo unveil...

'Born Again' Nebula Shows Sun's Likely Fate

Posted 11.29.2012 | Science

By: SPACE.com Staff Published: 11/29/2012 07:36 AM EST on SPACE.com New images of a "born-again" planetary nebula give a glimpse of what...

Twin Star Discovery Settles Longstanding Nebula Debate

Posted 11.09.2012 | Science

By: Elizabeth Howell, SPACE.com Contributor Published: 11/08/2012 02:08 PM EST on SPACE.com A pair of stars orbiting one another inside a planet...