May’s sky features not one but two full moons as well as the dazzling Eta Aquarids meteor shower. Here’s when to look up for ...

Add Yahoo as a preferred source to see more of our stories on Google. SIOUX CITY, Iowa (KCAU) — This Sunday, September 1st marks the beginning of meteorological Fall! However, astronomical Fall for ...

It’s time again to check the skies for some astronomical events. Related video above: Crescent moon sets behind Statue of ...

Incredibly, scientists and mathematicians in ancient Greece made some of the most significant astronomical discoveries ...

There are countless objects spinning around in space, but this is an astronomical first! Dan Smith shows how one small comet ...

WASHINGTON D.C., DC — The astronomical start to spring is just around the corner! The official time of the Vernal Equinox will be at 11:33 A.M. on Sunday, March 20. But wait, didn’t we say spring ...

WASHINGTON — When does fall begin? Well, it depends on which fall you are talking about. There is “meteorological” fall and “astronomical” fall, but the two are very different concepts with different ...

Did you know that winter begins on two different dates? It depends who you ask. The winter solstice is often classified as the season's first official day. But that isn't true, according to some ...

Astronomers go to great lengths to find the quietest, darkest corners of the night sky. That’s part of the reason you see large telescopes carefully placed in remote parts of the Earth, like the ...

The Los Angeles Astronomical Society’s celebration of its 100th anniversary Saturday at the Griffith Observatory will be highlighted by an evening observation from 7:30 p.m. to 9:30 p.m. where members ...

You may have noticed that meteorologists and climatologists define seasons differently from “regular” or astronomical spring, summer, fall, and winter. So, why do meteorological and astronomical ...