The Earthball is a fantastic tool for discussing our planet with children, combining playtime with education!

The Big Explosion No One Saw

This object is the remains of the most recent exploded star in our galaxy, that happened just over 100 years ago.

Credit:

X-ray (NASA/CXC/NCSU/K.Borkowski et al.); Optical (DSS)

946.4 KB

180.2 KB