A new study published in Nature found that Andromeda’s satellite galaxies are stacked on one side—an unusual imbalance that challenges the Lambda Cold Dark Matter (ΛCDM) cosmological model. The finding is stirring questions about the universe’s blueprint and suggests our cosmic models may be due for a rewrite.
An intriguing source has been discovered in the nearby Andromeda galaxy using data from NASA's Chandra X-ray Observatory and ground-based optical telescopes. Previously thought to be part of the Milky Way's neighbor galaxy, the new research shows this source…
Hubble Space Telescope has captured the sharpest and biggest image ever taken of the Andromeda galaxy, known as Messier 31. The enormous image is the biggest Hubble image ever released and shows over 100 million stars and thousands of star clusters embedded in a
