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

Cecilia Scorza, EU-UNAWE Germany

Greedy Galaxies

This is a famous supergiant galaxy called Messier 87. Astronomers looked at 300 planetary nebulae inside this galaxy and found that it has a dark secret. It has swallowed an entire spiral galaxy at some point over the last billion years!

Credit:

Chris Mihos (Case Western Reserve University)/ESO

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