Astronomers Spot a Comet That Likely Came From a Different Solar System

After ‘Oumuamua, the newly detected rock is just the second known object to visit from interstellar space

Interstellar Object
Based on the speed and trajectory of a newly detected object, astronomers believe it came to our solar system from beyond. This illustration shows the first known interstellar object to fly though our solar system, 'Oumuamua. J. Olmsted / F. Summers / NASA

Get the latest stories in your inbox every weekday.