Plane crossing the Sun

The ESAC Helios Solar observatory captures from time to time objects crossing the Sun disk. In this case, a plane crossed the Sun. The image was taken on Wednesday 26th April 2017 at 10:48:43 Madrid time from the ESAC Helios Solar observatory. Image in H-alpha band (665nm wavelenght) showing the hydrogen emission from the Sun's chromosphere layer. The active regions around two sunspots groups are visible in the image.

Image credit: CESAR Educational team. 

A plane crossing the Sun

A plane flying over the European Space Astronomy center, ESAC, in Madrid, was captured in this h-alpha image of the Sun, on 06-Nov-2013.

The images were acquired with a Coronado SolarMaxII-90 BF30 from the ESAC solar observatory Helios, by Elena Leiva. Real time solar images (weather permitting) are posted in http://www.sciops.esa.int/SB/VENUSEXPRESS/include/sun_monitor.html.

Sun explosion

The Sun delighted us on 06 November 2013 with a magnificent explosion. The material was ejected from a region close to the active sunspot, as shown on this h-alpha sequence of images.

The images were acquired with a Coronado SolarMaxII-90 BF30 from the ESAC solar observatory Helios, by Elena Leiva. Real time solar images (weather permitting) are posted in http://www.sciops.esa.int/SB/VENUSEXPRESS/include/sun_monitor.html.