The emission nebula, known as Sh2-284, is an immense region of gas and dust that fuels new star formation. It lacks elements heavier than hydrogen and helium, much like the environment of the early universe.

Stellar nursery sparkles at the edge of our galaxy in gorgeous Hubble Telescope image

Source: space
Source Link: https://www.space.com/space-exploration/hubble-space-telescope/stellar-nursery-sparkles-at-the-edge-of-our-galaxy-in-gorgeous-hubble-telescope-image