This is a list of links to collaborations with MPA involvement.

	Multiwavelength Analysis of Galaxy Populations
	http://magpop.elte.hu/indexNoFlash.htm

	Latin-american European Network for Astrophysics and Cosmology
	http://www.lenac.dur.ac.uk/

	The Cosmic Microwave Background
	http://planck.mpa-garching.mpg.de/Planck/cmbnet.html
	Eur. Coordination Network for Optical & IR Astronomy: OPTICON
	www.astro-opticon.org/
	The Intergalactic Medium
	www.ast.cam.ac.uk/~rtnigm/rtnigm.html
	The Physics of Type Ia Supernova Explosions
	www.mpa-garching.mpg.de/~rtn/
	Gamma-Ray Bursts: An Enigma and a Tool
	http://su.avedas.com/converis/contract/169%3Bjsessionid=65798c33fa14071652c4608b9bf2

	SFB/Transregio 7 on Gravitational Wave Astronomy
	http://wwwsfb.tpi.uni-jena.de/
	Excellence Cluster Universe
	http://www.universe-cluster.de/
	SFB/Transregio 27, "Neutrinos and Beyond: Weakly Interacting Particles in Physics, Astrophysics and Cosmology"
	http://sfb-tr27.physik.tu-muenchen.de/
	SFB/Transregio 33, "The Dark Universe"
	http://www.darkuniverse.uni-hd.de/

	The Planck Mission to survey the Cosmic Microwave Background
	http://www.esa.int/SPECIALS/Planck/SEMK4D3SNIG_0.html
	Sloan Digital Sky Survey
	www.sdss.org
	The KEPLER mission: planet search and asteroseismology
	http://astro.phys.au.dk/KASC/
	The VIRGO Supercomputing Consortium
	www.mpa-garching.mpg.de/Virgo
	Knowledge Exploration in Science and Technology -- COST Action 282
	European COST project
	Exchange program with the Kavli Institute for Theoretical Physics
	http://www.kitp.ucsb.edu
	Collaboration with the Space Research Institute (Moscow)
	http://hea.iki.rssi.ru
	International Gamma-Ray Astrophysics Laboratory (INTEGRAL)
	http://isdc.unige.ch