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Earth's Magnetism

Most ancient civilizations were aware of the magnetic phenomenon. Sailors in the late thirteenth century used magnetized needles floating in water as primitive compasses to find their way on the sea. ...
The SOHO spacecraft recorded this CME on July 14, 2000. High-energy particles accelerated by the blast peppered the spacecraft
Solar Spitwads

Take a piece of paper. Make a little wad. If you're a kid, spit on it. Put it in a straw and blow hard. If your teacher sends you to the principal's office, here's your excuse: you were making a model ...
A Chandra X-ray image of The Antennae revealing loops of hot gas spreading out into intergalactic space, huge multimillion degree clouds, and bright emissions from neutron stars and black holes. The image is color coded: low, medium and high energy X-rays are red, green and blue.
The Antennae

NASA's Chandra X-ray Observatory has discovered rich deposits of neon, magnesium, and silicon in a pair of colliding galaxies known as The Antennae. The deposits are located in vast clouds of hot gas. ...

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