来自MSN1 个月
A Galaxy Crashes at 2 Million MPH, Creating One of the Most Powerful Shock Waves Ever Seen
A stronomers have observed a cosmic collision of extraordinary magnitude as the galaxy NGC 7318b plowed into its neighbors at an astonishing speed of 2 million mph, triggering a shock wave akin to ...
BGR6 年
The Milky Way is on an unstoppable collision course with a neighboring galaxy
A new research effort supports the idea that the Milky Way is headed for a massive collision ... between the Milky Way and a satellite galaxy known as the Large Magellanic Cloud (LMC for short).