by Bruce McClure Halloween is a cross-quarter day Halloween is short for All Hallowsâ Eve. And, although many donât realize it, itâs an astronomical holiday.…
Posts tagged as “earthsky.org”
by C. Alex Young and RaĂșl CortĂ©s Sun activity February 20, 2023: The storm is coming! Todayâs top news: Current solar activity is low,…
by Paul Scott Anderson Chinaâs Yutu 2 rover has been crawling across the lunar surface since landing in Von KĂĄrmĂĄn crater on the far side of the moon on…