Largest-Known Spiral Galaxy Discovered 27
littlesparkvt writes "The spectacular barred spiral galaxy NGC 6872 has ranked among the biggest stellar systems for decades. Now a team of astronomers from the United States, Chile and Brazil has crowned it the largest-known spiral galaxy, based on archival data from NASA's Galaxy Evolution Explorer (GALEX) mission."
Largest = longest (Score:5, Informative)
Only a spiral (Score:5, Informative)
The largest known elliptical galaxy IC 1101 [wikipedia.org] has a diameter of 6 million light years.