Astronomy

(Sean Pound) #1
NGC 3109
Distance:
4.19 million ly

Antlia Dwarf
Distance:
4.30 million ly

Tucana Dwarf
Distance:
2.86 million ly

Phoenix Dwarf
Distance: 1.30 million ly

Spiral
galaxies Elliptical
galaxies

Irregular
galaxies
Dwarf irregular
galaxies

Dwarf elliptical
galaxies
Dwarf spheroidal
galaxies

Cetus Dwarf
Distance:IC 1613 Distance: 2.52 million ly
2.36 million ly

KEY


WLM (Wolf-Lundmark-Melotte)
Distance: 3.03 million ly

Aquarius Dwarf
Distance:
3.26 million ly

Pegasus Dwarf
Distance:
3.00 million ly

And II
Distance:
2.07 million ly

Leo A
Distance:
2.60 million ly

NGC 185
Distance:
2.15 million ly

And VI
Distance:
2.62 million ly

IC 10
Distance:
2.29 million ly

2.5 million
light-years

1.5 million
light-years

Sextans B
Distance:
4.37 million ly
Sextans A
Distance:
4.34 million ly

Leo II
Distance:
750,000 ly

And VII
Distance:
2.48 million ly

Pinwheel Galaxy (M33)
Distance:
2.76 million ly

NGC 147
Distance:
2.29 million ly

Leo I
Distance: 838,000 ly

180°


270°

90°

Canis Major Dwarf
Distance: 42,000 ly

Ursa
Major II
Dwarf
Distance:
100,000 ly

Ursa Major I Dwarf
Distance: 330,000 ly

Small Magellanic Cloud
Distance: 200,000 ly
Large Magellanic Cloud
Distance: 440,000 lyFornax Dwarf Distance: 160,000 ly

Sagittarius Dwarf
Irregular
Distance: 3.42 million ly

Sextans Dwarf
Distance: 297,000 ly

Boötes Dwarf
Distance:
Draco Dwarf 200,000 ly
Distance: 293,000 ly

Barnard’s Galaxy (NGC 6822)
Distance: 1.61 million ly

Ursa Minor Dwarf
Distance: 240,000 ly

Sagittarius Dwarf Spheroidal
Distance: 82,000 ly

Sculptor Dwarf
Distance: 300,000 ly

Carina Dwarf
Distance: 323,000 ly

Milky
Way

Milky
Way

M32 (NGC 221)
Distance:
2.54 million ly

And I
Distance:
2.55 million ly

And III
Distance:
2.45 million
ly
And VIII
Distance:
2.50 million ly

And X
Distance:
Distance:And V 2.50 million ly
2.59 million ly

NGC 205
Distance:
2.65 million ly

And IX
Distance:
2.54 million ly 500,000
light-years

Andromeda
Galaxy (M31)
Distance:
2.50 million ly

77.25


El Gordo Cluster
7.25 billion light-years

WWW.ASTRONOMY.COM 47

The Local Group


Edwin Hubble first listed the members of our cosmic
community back in 1936. At the time, our Local Group
was known to hold the Milky Way, the Large and Small
Magellanic Clouds, the Andromeda Galaxy (M31), M32, the
Pinwheel Galaxy (M33), NGC 147, NGC 185, NGC 205, NGC
6822, and IC 1613, plus possibly IC 10. The neighborhood
has since swelled to more than 85 residents, with new small
galaxies being added all the time. Distances are shown in
light-years (ly). ASTRONOMY: ROEN KELLY

ESO/SOAR (EL GORDO CLUSTER)

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