Some fun multimedia from NASA, including (free) Exoplanet Travel Bureau posters, cool 360-degree visualizations, and a journey into the life and death of planetary system.
The Andromeda galaxy is the nearest large spiral to our Milky Way. Astronomers have suspected for some time it will eventually collide with our Milky Way. Now - thanks to the Gaia satellite - they know more.
Everyone loves a good meteor shower, but what about an artificial one? A Japanese company plans to create one and has just launched hundreds of pellets to space. They'll ultimately rain down again in colorful displays.
Astronomers studying a globular star cluster accidentally discovered a more-distant galaxy behind it. The little galaxy is 30 million light-years away and is nicknamed Bedin 1. The videos in this post take you there.