Last quarter moon is September 22

The moon reaches its last quarter phase on September 22, 2019 at 2:41 UTC. In the coming week, watch for it to rise in the east in the hours after midnight, waning thinner each morning. Source: https://earthsky.org/moon-phases/last-quarter…

What makes a red rainbow?

Have you ever seen a red rainbow? You might, if you’re outside at sunrise or sunset at a time when there’s rain in the air. Red rainbows have a surreal beauty, but their explanation is fairly ordinary. They’re created via the same physics that makes a sunset or sunrise looks red. Source: https://earthsky.org/earth/what-makes-a-red-rainbow…