Nine Year Microwave Sky
The detailed, all-sky picture of the infant universe created from nine years of WMAP data. The image reveals 13.77 billion year old temperature fluctuations (shown as color differences) that correspond to the seeds that grew to become the galaxies. The signal from the our Galaxy was subtracted using the multi-frequency data. This image shows a temperature range of ± 200 microKelvin.
Credit: NASA / WMAP Science Team
White Backgrounds:
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1024 x 512 PNG (381 KB)
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Black Backgrounds:
1024 x 512 PNG (381 KB)
1600 x 1000 PNG (1.37 MB wallpaper)
2048 x 1024 PNG (1.37 MB wallpaper)
2560 x 1600 PNG (1.37 MB)
4096 x 2048 PNG (4.91 MB)
WMAP # 121238