Fall'N'Stars Sept 7-9, 2018
Massive Sunspot Group (848)
A massive group of sunspots spans a distance of about 120,000km from end to end. That's about 10 Earths lined up side by side.
Massive Sunspot Group (848)Image created: Jan 23, 2006
Image posted: Jan 24, 2006
© 2018 The Royal Astronomical Society of Canada - Belleville Centre