A ring of dust and gas orbiting the star acts as a belt, cinching the expanding nebula into an hourglass shape. See the full advent calendar here, where a new image will be revealed each day until ...

From the Hourglass Nebula to the Sombrero Galaxy, it's just too pretty to be true. Check these out, be amazed with the beauty that's in store. 7-themes.com cosmotography.com imgur AFP esa.int ...

The nebula is known as Hen 2-104, located several thousand light years from the earth. It appears to have two nested hourglass-shaped structures that were sculpted by a whirling pair of stars in a ...

This Hubble's image of gas and dust in the outskirts of the Tarantula Nebula extends a better understanding of how dust contributes to the formation of new stars and planets. The image depicts a ...