Page 4 - Astronomy Essentials News Today

Brightest stars to the eye are 1st magnitude, and dimmest stars to the eye are 6th magnitude. How does stellar magnitude work in astronomy?

Sirius is the brightest star in Earth's sky because of how close it is to us. It's so bright you might see glints of different colors radiating from it.

The zodiacal light is an eerie light extending up from the horizon. And the month of March is a good time to see it. How to see the zodiacal light, here.

Earthshine - the dim glow on the darkened portion of a crescent moon - is light from Earth cast on the night side of the moon.

Billions of years from now, Earth's night sky will change as the Andromeda galaxy rushes toward a merger with the Milky Way. But the merger has already started!

Circumpolar stars are those that never rise nor set from a certain location. At the poles, all stars are circumpolar, while at the equator, no star is.

Lists of common full moon names - both by month and by season - for North America. And a word about full moon names in the Southern Hemisphere.

February 11 has 2022s latest solar noon by the clock. Solar noon is a natural event, the instant when the

Want to see Venus in the daytime? Use the tips here to help you see the brightest planet around the time of greatest brilliancy.

Traditionally, on Groundhog Day, Punxsutawney Phil comes out of his burrow - or doesn't - to predict six more weeks of winter - or an early spring.