Two different forms of ‘cleaning’ keep dust at bay in our planetary system
Three million years ago a star close to the Sun exploded and ‘swept away’ almost all the dust from the Solar System in one fell swoop. That was, according to a team of astronomers led by Jesse Miller of Boston University, the last of a number…
Session limit reached
- Access to Premium content is open courtesy of the establishment you are in, but right now there are too many users logged in at once. Please try again after a few minutes.
try again
You have exceeded the session limit
- You can only have three sessions started at a time. We have closed the oldest session so you can continue browsing the rest without limits.
Keep browsing
Article for subscribers only
Report a bug
#dust #accumulated #Solar #System #periodically #swept