Distant Galaxies

1
Distant Galaxies Hubble Space Telescope Ultra
Deep Field
2
Leo
Triplet (APOD 2006 March 9)

NGC 3628
M 65
M 66
3
M 101
4
NGC 891
5


A Very Nearby Edge-On Spiral
Galaxy




Our Own Milky
Way!


6


Optical Dust and Molecular
Clouds


7


Neutral Atomic Gas (hydrogen
21 cm line)









8


Ionized Gas (74 cm, mostly
nonthermal)


9


The Optical
Milky Way


10


Neutral Atomic Gas (hydrogen
21cm line)









11


Hot Ionized Gas (soft
X-rays, 4.96 nm)


Local Bubble Extragalactic Background





12


Hot Ionized Gas (soft
X-rays, 1.65 nm)


Nearby Bubbles SNRs Galactic Core, with some
extinction




13


Hot Ionized Gas (soft
X-rays, 0.827 nm)


Nearby Bubbles SNRs Galactic Core, with less
extinction




14


Hot Ionized Gas (soft
X-rays, 3 bands)


15


Ionized Gas (74 cm,
unpolarized)


16


Ionized Gas Magnetic Fields (21 cm,
polarized)