Stars are usually faint point sources and investigating their surfaces and interiors observationally is very demanding. Here I give a review on the state-of-the-art observing techniques and recent results on studying interiors and surface features of active stars.
Highlights of Astronomy
- Pub Date:
- March 2015
- stars: activity;
- Astrophysics - Solar and Stellar Astrophysics
- 2 pages, Keynote talk in IAU General Assembly 2012, Joint Discussion 3 "3-D Views of the Cycling Sun in Stellar Context". To appear in Highlights of Astronomy Vol. 16