The night sky will dazzle this week as the Lyrid meteor shower kicks off its annual display, marking the return of one of the ...

The first day of spring occurs on Thursday, March 20, at 5:01 a.m. ET, and is considered the astronomical beginning of the season in the Northern Hemisphere. For the Southern Hemisphere ...

The vernal equinox arrives today, marking the start of the spring season for the Northern Hemisphere and the fall in the Southern Hemisphere. On the equator, the sun will be directly overhead at noon.

The first meteor shower of spring in the Northern Hemisphere, the Lyrids, will peak overnight on April 21-22. This year, the annual meteor shower will peak in virtually moonless night skies, which ...