Hubble Space Telescope image
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|Distance||roughly 2800 light years|
|Size||about 0.3 light years|
|Mass||about that of our Sun|
|Age|| parent star, billions of years.
nebula, a few tens of thousands of years
|Astronomer Eric Lagadec studies the giant, pulsating stars which will soon end their lives as Planetary Nebulae. His interest is in the production of dust which returns to space some of the nuclear ashes generated during the stars' lives. Without previous generations of stars enriching the Universe with this material, the Earth -- and us -- could not have formed.|