User Gallery
Waxing Gibbous Moon 05.17.2024
Paul Margolies
Huge Sunspot/Prom
Lunt Customer
Sunspot Group 3664 Inverted
Paul Margolies
The full disc
Lunt Customer
Sun_Ha with huge fler
Csaba Ajtai
Sunspot Group 3664 and a huge prominence.
Paul Margolies