How Powerful Are Magnetars?

You may know him as the villain in the film 'Gladiator', but the real-life Emperor Commodus is said to have been even more cruel and megalomaniacal. Learn about his unusual upbringing, how he made himself into a gladiator and an image of Hercules, and his eventual assassination i ...  Show more

Planetary rings are gorgeous, temporary structures created when a planet's gravity captures and tears apart smaller objects. Learn why Earth doesn't have rings (right now!) and what other planets' rings are like in today's episode of BrainStuff, based on these articles: https://s ...  Show more

Like other neutron stars, magnetars are around 20 kilometres (12 mi) in diameter, and have a mass of about 1.4 solar masses. They are formed by the collapse of a star with a mass 10–25 times that of the Sun. 

EXTREME UNIVERSE: What is the strongest magnet in the universe?

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What are neutron stars, pulsars and magnetars?

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Learn about the amazing world of magnets and how super smart people figured out we could use them to store data. From old wire recordings to magnetic hard drives, we look at the science and tech behind magnetic data storage.