Part 5: Spatial distribution of galaxies

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Presentation transcript:

Part 5: Spatial distribution of galaxies PX269 Galaxies Part 5: Spatial distribution of galaxies

www.atlasoftheuniverse.com

The Local Group www.atlasoftheuniverse.com

Local group galaxies M31 M110 M32 NOAO/AURA/NSF

M33, the pinwheel galaxy

The Large and Small Magellanic Clouds, irregular galaxies of the local group

Leo I, dwarf elliptical galaxy SDSS

The Local Group www.atlasoftheuniverse.com

Antennae colliding galaxies HST

The Mice interacting galaxies (NGC 4676)

The Cartwheel Galaxy

The Local Group www.atlasoftheuniverse.com

The nearest groups and clusters www.atlasoftheuniverse.com

Virgo cluster, our nearest cluster of galaxies

Virgo cluster, our nearest cluster of galaxies

Heart of Virgo cluster, our nearest cluster of galaxies

Virgo cluster, our nearest cluster of galaxies (irregular) X-rays

X-rays Coma cluster, the nearest regular cluster

Perseus Cluster of Galaxies (regular) Rancho Del Sol Observatory

Hercules Cluster of Galaxies (irregular) Misti Mountain Observatory

CFHT Galactic collision in Abell 1185

The rich cluster Abell 1689 acting as a gravitational lens HST

Lensing of a z=7 galaxy by Abell 2218 HST

Dark matter map of the cluster CL0025+1654 Made using gravitational lens information

The nearest groups and clusters www.atlasoftheuniverse.com

Voids and filaments www.atlasoftheuniverse.com

The Virgo Consortium Millennium Simulation 10 billion particles 343,000 cpu hours The Virgo Consortium Millennium Simulation z = 18.3 z = 5.7 z = 1.4 z = 0

The observable universe www.atlasoftheuniverse.com

Large-scale numerical simulations reproduce structure Virgo Consortium

Faint blue galaxies HST