Sunspot AR3234 erupted with several M-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...
NASA's Solar Dynamics Observatory captured a massive 'tornado' on the sun in multiple wavelengths. Unlike the Earth, ...
The Dragon Bravo Fire, ignited by lightning, destroyed the Grand Canyon Lodge and forced the closure of the North Rim. Initially managed as a controlled burn, the fire rapidly spread due to hot and ...
CC0 Usage Conditions ApplyClick for more information. From 1999 until 2013, Chandra data showed an expanding ring of X-ray emission that had been steadily getting brighter. This was produced by the ...