Hubble's study reveals Andromeda experienced major galactic collisions, unlike Milky Way. Its satellite galaxies show unusual ...

And we think that oceans and water are necessary for the development of life as we know it, so perhaps, if these kinds of ocean worlds are common across the galaxy, and if that's where life most ...

The night sky has always played a crucial role in navigation, from early ocean crossings to modern ... rare and exciting to find a quasar-hosting galaxy with spiral arms and a black hole that ...