Nasa release footage of powerful solar flares
1 September 2014 Last updated at 12:07 BST
The US Space Agency Nasa has released extraordinary new footage showing a series of powerful solar flares.
There have been a number of eruptions on the surface of the sun in the past week.
The footage was captured by Nasa's Solar Dynamics Observatory.
Solar flares can cause disruption to satellites and scientists will be keeping a close eye on the activity.