Top Posters
Since Sunday
g
3
3
2
J
2
p
2
m
2
h
2
s
2
r
2
d
2
l
2
a
2
SlideshowReport

Some Shapes of Planetary Nebulae

Description
Some Shapes of Planetary Nebulae
The outer shells of dying low-mass stars are ejected in a wonderful variety of patterns.
(a) An exceptionally spherical remnant, this shell of expanding gas, in the globular
cluster M15 in the constellation Pegasus,is about 7000 ly (2150 pc) away from Earth.
Related Images
Add Comment
Explore
Post your homework questions and get free online help from our incredible volunteers
  1076 People Browsing
 126 Signed Up Today
Your Opinion

Previous poll results: Do you believe in global warming?