Astronomy Picture of the Day

Light from the First Stars

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#97453 by @ 03.01.2007 00:00 - nach oben -
Light from the First Stars


What were the first stars like? No one is yet sure.

Our Sun is not a

It is not even second generation.

The first stars to appear in the universe
likely came and went about 13 billion years ago.

deep observations by the
Spitzer Space

in infrared light
have detected a diffuse glow, possibly from first generation stars
hundreds of times more massive than our Sun.

The above image shows infrared background light with
bright patches that might have originated from clusters of these
first objects.

Gray areas depict places where nearby foreground stars from our
Milky Way Galaxy
were digitally removed.

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