HD 93129A - Hottest, Brightest Main Sequence Star

What's in a Name: The 93129th entry in Henry Draper's star catalogue
Claim to Fame: One of the hottest and biggest stars in the main sequence
Type of Star: Hot blue star (Spectral Class O). Surface temperature 48,000 K
How Far Away:9100 light years
How Big: 25 times the sun's radius
How Bright: 2.6 million times brighter than the sun
Where to View: In the southern constellation Carina
When to View:Best viewed from the southern hemisphere from February to April

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Last modified January 13, 2006 by Travis Metcalfe.
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