NGC 2775 has features of both spiral and elliptical galaxies. Astronomers have long sorted galaxies into types based on their visible structure. Spiral galaxies, like our Milky Way, have a flat disk, ...

Astronomers have long sorted galaxies into types based on their visible structure. Spiral galaxies, like our Milky Way, have a flat disk, winding spiral arms and ongoing star formation. Ellipticals ...

Spinning in circles might be a fun childhood game for most, but for astronauts, it is a crucial, life-saving exercise that thoroughly prepares them for the disorienting challenges and extreme physical ...