Solar and space weather research at the Sun and Solar System Department in the Institute of Astronomy and National Astronomical Observatory, Bulgarian Academy of Sciences is focused both on dynamic processes in solar atmosphere and their influence over the heliosphere. The group maintains solar observations infrastructure in Rozhen Observatory.
![](https://helio.astro.bas.bg/wp-content/uploads/2024/03/960px-Mosaic_Sun_Wall_with_zodiac_at_Rozhen_Observatory_Bulgaria_9912213436_square-600x600.jpeg)
![](https://helio.astro.bas.bg/wp-content/uploads/2024/03/helio-ridge-crop_1-600x172.png)
Meet our team
![](https://helio.astro.bas.bg/wp-content/uploads/2024/03/10-KK_0.jpg)
Kamen Kozarev
Associate Professor
![](https://helio.astro.bas.bg/wp-content/uploads/2024/03/09-RM.jpg)
Rositsa Miteva
Associate Professor
![](https://helio.astro.bas.bg/wp-content/uploads/2024/03/08-MD.jpg)
Momchil Dechev
Associate Professor
![](https://helio.astro.bas.bg/wp-content/uploads/2024/03/07-NP.jpg)
Nikola Petrov
Associate Professor
![](https://helio.astro.bas.bg/wp-content/uploads/2024/03/03-TsTs.jpg)
Tsvetan Tsvetkov
Assistant Professor
![](https://helio.astro.bas.bg/wp-content/uploads/2024/03/06-OS.jpg)
Oleg Stepanyuk
Assistant Professor
![](https://helio.astro.bas.bg/wp-content/uploads/2024/03/04-MM.jpg)
Mohamed Nedal
PhD student
![](https://helio.astro.bas.bg/wp-content/uploads/2024/03/02-GSh.jpg)
Grozdan Shirov
PhD student
![](https://helio.astro.bas.bg/wp-content/uploads/2024/03/01-YZ.jpg)
Yovelina Zinkova
PhD student
![](https://helio.astro.bas.bg/wp-content/uploads/2024/03/helio-logo-crop-small-wide-sq.png)
Artem Epifanov
PhD student
![](https://helio.astro.bas.bg/wp-content/uploads/2024/03/Vergil-Yotov_thumb_cp_2.jpg)
Vergil Yotov
PhD student
Where to find us
Institute of Astronomy
Rozhen Observatory