Related topics: earth · nasa · stars · magnetic field · solar system

The seven most extreme planets ever discovered

Scientists recently discovered the hottest planet ever found – with a surface temperature greater than some stars. As the hunt for planets outside our own solar system continues, we have discovered many other worlds with ...

Space weather model simulates solar storms from nowhere

Our ever-changing sun continuously shoots solar material into space. The grandest such events are massive clouds that erupt from the sun, called coronal mass ejections, or CMEs. These solar storms often come first with some ...

Let there be light: German scientists test 'artificial sun'

Scientists in Germany flipped the switch Thursday on what's being described as "the world's largest artificial sun," a device they hope will help shed light on new ways of making climate-friendly fuels.

Hubble focuses on a hypergiant's home

This beautiful Hubble image reveals a young super star cluster known as Westerlund 1, only 15,000 light-years away in our Milky Way neighborhood, yet home to one of the largest stars ever discovered.

'Ring of fire' eclipse treat for southern skygazers

A spectacular "ring of fire" solar eclipse Sunday will regale skygazers in South America and southern Africa, with seafarers in the nearby Atlantic getting a front-row view too, astronomers say.

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