Sh 2-305 Wall Art including Frame Frame Colors:Walnut Radiation from stars within the

Radiation from stars within the nebula heats up the surrounding gases

This image shows the disc around the young AB Aurigae star

and be the first mission to collect and cache Martian rock and regolith (broken rock and dust)

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East is to the left

Sh 2-305 Wall Art including Frame Frame Colors:Walnut Radiation from stars within theThis gently glowing area of sky is actually a hot bubble of hydrogen gas named Sh 2 305 that has been bombarded by intense radiation from nearby stars. Such gas clouds are known as emission nebulae, or HII regions (pronounced H two). The radiation in question is in the ultraviolet part of the spectrum and is thought to emanate from at least two O type stars, and likely several others. This stellar class is the brightest and hottest that we know of