It takes roughly 4,000 years for a photon formed in the core of the sun to reach the surface and be emitted as sunlight. Sunlight hitting us today was formed in the core around the same time as when Stonehenge was completed.
stonehenge_c37
It takes roughly 4,000 years for a photon formed in the core of the sun to reach the surface and be emitted as sunlight. Sunlight hitting us today was formed in the core around the same time as when Stonehenge was completed.