Solar storms smacked into Earth’s magnetic field and provoked auroras over the southern and northern hemisphere just after the summer solstice.
Published Jun 28, 2015
A geomagnetic storm in early October lit up the skies with northern lights that were detected by an Earth-observing satellite.
Published Oct 10, 2012
A strong solar wind stream stirred up a display of northern lights over northern Canada.
Published Dec 25, 2016
An astronaut caught a glimpse of the aurora australis while looking out across the Indian Ocean.
Published Jul 2, 2017
On Saint Patrick’s Day, the Suomi NPP satellite acquired a view of the aurora from above while citizen scientists were busily collecting shots from below.
Published Mar 29, 2015
Coronal holes sparked brilliant auroras over Alaska and Canada during this solar minimum.
Published Nov 21, 2018
Astronauts on the International Space Station captured these views of the aurora australis and wildfires in Australia.
Published Sep 27, 2011
This ultraviolet image, captured by NASA’s Solar Terrestrial Relations Observatory (STEREO) Ahead spacecraft on February 12, 2010, shows solar storms brewing in two active areas of the Sun.
Published Mar 20, 2010
For the first time in history, the world has a full view of the far side of the Sun and of the entire 360-degree sphere at once.
Published Feb 17, 2011
From space, the aurora is a crown of light that circles each of Earth’s poles. The IMAGE satellite captured this view of the aurora australis four days after a record-setting solar flare sent plasma flying towards the Earth.
Published Jan 25, 2006
A stunning aurora appeared over Hudson Bay in March, historically the most geomagnetically active month.
Published Mar 29, 2019
