Blood moon As sunlight penetrates the atmosphere of Earth, the gaseous layer filters and refracts the rays in such a way that the green to violet wavelengths on the visible spectrum scatter more strongly than the red, thus giving the Moon a reddish cast.
What is the rarest moon?
- Supermoon.
- Blood Moon.
- Blue Moon.
- Harvest Moon.
- Ring of Fire Solar Eclipse.
- Pink Moon.
- Strawberry Moon.
- Micromoon. A micromoon occurs when a full moon coincides with apogee, the point in the moon's orbit farthest away from Earth.
How often does the blood moon occur?
At least two lunar eclipses and as many as five occur every year, although total lunar eclipses are significantly less common.