Hubble Space Telescope mapped Andromeda, revealing a chaotic history shaped by mergers. A 2.5-billion-pixel mosaic shows 200 ...

The Dark Energy Camera (DECam) has captured one of the most prominent spiral galaxies in the night sky in incredible detail in a new image. Messier 83, also known as the Southern Pinwheel Galaxy ...

Not only does this complicate the common model of early galaxy evolution, but it makes future high-resolution observations of similar galaxies an imperative. Thankfully, the ALMA observations didn ...

Jamie Carter is an award-winning reporter who covers the night sky. Twelve million ... Pinwheel Galaxy. Its swirling spiral arms display a high rate of star formation and host six detected supernovae.