NASA reveals stunning image of newborn stars in the cat's paw nebula

Mail Online | 10/23/2018 | Mark Prigg For
vegdancer18 (Posted by) Level 3
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It's the biggest footprint you're ever likely to see.

This image from NASA's Spitzer Space Telescope shows the Cat's Paw Nebula, named for the large, round features that create the impression of a feline footprint.

'bubbles - Star - Region

It reveals gigantic 'bubbles' in the star forming region.

Framed by green clouds, the bright red bubbles are the dominant feature in the image, which was created using data from two of Spitzer's instruments.

Gas - Dust - Nebula - Collapse - Stars

'After gas and dust inside the nebula collapse to form stars, the stars may in turn heat up the pressurized gas surrounding them, causing it to expand into space and create bubbles,' NASA said.

The green areas show places where radiation from hot stars collided with large molecules called 'polycyclic aromatic hydrocarbons,' causing them to fluoresce.

Cases - Bubbles - Features

In some cases, the bubbles may eventually 'burst,' creating the U-shaped features that are particularly visible...
(Excerpt) Read more at: Mail Online
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