Spitzer Estimates Andromeda Stellar Mass
Infrared measurements from Spitzer are used to estimate the mass of Andromeda's stars and to characterize the distribution of its old stellar population.
Permanent historical records · Updated 2026-11-03
2006 in United States
Explore 2 historical events and records for United States in 2006.
Historical records for United States in 2006
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June
October
GALEX and Spitzer Multiwavelength Andromeda View
A combined ultraviolet and infrared view separates hot young stellar populations from cool dusty star-forming regions across M31.
How these records were prepared
Generated from the World History Database historical_events table. Identical display records are collapsed; descriptions otherwise retain the stored text. Coverage and source quality vary. Check primary and specialist sources before citing individual historical claims.