What is Coronagraph?
[[File:Cp17may06.png|thumb|Seeing sun with coronagraph]] A '''coronagraph''' is a [[telescope]] to see things around the [[Sun]]. The telescope uses a disk to block the bright surface of the sun, exposing bright objects around the sun to be visible to human eyes.<ref>{{cite web|url=http://www.spaceweather.com/glossary/coronagraph.html|title=What is a Coronagraph?|website=www.spaceweather.com}}</ref> ==References== {{reflist}} [[Category:Astronomy]] [[Category:Tools]] {{tech-stub}}