M27: The Dumbbell Nebula
Is this what will become of our Sun?
The first hint of our
was discovered inadvertently in
At that time,
Charles Messier was compiling a list
of diffuse objects not to be confused with comets.
The 27th object on
, now known as
or the Dumbbell Nebula, is a
the type of nebula our
will produce when
nuclear fusion stops in its core.
is one of the brightest
planetary nebulae on the sky,
and can be seen toward the constellation
of the Fox (Vulpecula) with binoculars.
It takes light about 1000 years to reach us from M27,
in colors emitted by
Understanding the physics and significance of
was well beyond 18th century science.
Even today, many things
remain mysterious about
bipolar planetary nebula
M27, including the physical mechanism that expels a
low-mass star's gaseous outer-envelope, leaving an
X-ray hot white
APOD across world languages:
Authors & editors:
NASA Web Site Statements, Warnings,
NASA Official: Jay Norris.
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& Michigan Tech. U.
Publications with keywords: M 27 - dumbbell nebula
Publications with words: M 27 - dumbbell nebula