Sentences with phrase «ionized hydrogen gas»

The second is a smaller list of about 500 stars, all ionizing stars that are known to be associated with HII regions: large regions of ionized hydrogen gas.

Blue, green, and red colors are attributed to the B - band, R - band, and H - alpha (emission line from ionized hydrogen gas) images, respectively.

One strong possibility is that the ultraviolet (UV) radiation from the first - generation galaxies in the one - billion - year - old Universe ionized the hydrogen gas.

This glow is created as ultraviolet light emitted by hot young stars embedded within the clouds ionizes the hydrogen gas, causing it to give off its own light.

The galaxy is embedded in a hot atmosphere of ionized hydrogen gas, which is shown in blue.

The team used MagAO and VisAO to look for red light from ionized hydrogen gas to trace how the strong UV light and wind from Theta 1 Ori C affects the disks around its neighboring stars.

This giant diffuse nebula is one of the largest H II regions (composed of ionized hydrogen gas) in our Milky Way galaxy.