Sunspot AR3234 erupted with several M-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...

A European rocket launch created a glowing spiral in New Brunswick’s evening sky Tuesday, but astronomers identified it as a ...

The lead single of M83’s sprawling 2011 double-album Hurry Up, We’re Dreaming, Midnight City’s fusion of real and electronic instruments (and its unshakeable vocal-chop lead-line) expressed to all ...

Auroras may be visible from Alaska to Illinois as geomagnetic storm conditions are predicted to continue tonight.

A pioneering dawn observation in Sweden has revealed that blue auroras occur far higher in Earth’s atmosphere than previously ...

Historical evidence reveals that humans once slept in two nightly phases, a practice now vanished due to modern lighting and ...