Suggested Searches

Clumpy, irregular, cloud-like dwarf galaxy in a roughly rectangular shape is speckled with small, bright, blue points of light and larger, light pink patches throughout. Dark brown and milky white areas are also smudged throughout the center of the galaxy. The galaxy appears against a mostly black background lightly dotted with tiny white, blue and red stars and galaxies.

Hubble Reveals Cosmic Mystery

This is an image from NASA’s Hubble Space Telescope of NGC 4449, one of the dwarf galaxies in the Galaxies Losing Oxygen via Winds (GLOW) study. Researchers found that dwarf galaxies can hold onto only a small fraction of the oxygen made by their stars.

Image Credit: NASA, ESA, Hubble Heritage–ESA/Hubble Collaboration, Alessandra Aloisi (STScI, ESA)

TakenNovember 2, 2026

Image CreditNASA, ESA, Hubble Heritage–ESA/Hubble Collaboration, Alessandra Aloisi (STScI, ESA)

Size8736x5630px