By Fascinating — Jun 01, 2025 Incredible close-up of a sunspot the size of Earth on the Sun’s surface, captured by the Swedish 1-m Solar Telescope. Sunspots are cooler areas caused by intense magnetic fields.[📹 Luc Rouppe van der Voort / ISP] This post and comments are published on Nostr.
The Painted Hall at Greenwich’s Old Royal Naval College boasts one of Britain’s most magnificent Baroque ceilings. Created by Sir James Thornhill between 1707 and 1726, the artwork