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

Cecilia Scorza, EU-UNAWE Germany

The Mystery of the Monster Pulsar

An artist created this picture to show a newly discovered super-bright X-ray object called a ULX. It was previously thought all ULXs were powered black holes, but this one is powered by a bright, blinking star called a pulsar.

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NAOJ

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