DECRYPTION – The drop in light pollution allows the sky to reveal its treasures to us.
After two years in which they were truncated by the Covid-19 pandemic, the Star Nights are back in style for this 32e edition, which officially started this Friday, August 5. “The number of protests had been halved in recent years, explains Olivier Las Vergnas, the president of the French Association of Astronomy (AFA), which organizes. This year, more than 500 events are organized throughout France by teams of amateur astronomers. This is the strongest mobilization since its creation, and the complete program is available on the AFA website (afastronomie.fr). Around 200,000 people are expected, more than double than in 2021.
But this 2022 edition is also placed under the sign of another news: “For the first time, we are seeing an improvement on the light pollution front, explains Olivier Las Vergnas. The policy of switching off public lighting in 27% of municipalities with more than 100,000 inhabitants…