It's a distinctive three stars of a similar brightness in a line, and they really stand out as part of that kind of box that makes up the constellation Orion itself. In the winter through to the spring [in the Northern Hemisphere], it's pretty prominent above the southern horizon. In ...
—Night sky: What you can see tonight [maps] —The greatest meteor storms of all time The best time to view the Orionid meteor shower is between midnight and dawn when the shower's radiant, the Orion constellation, is high in the sky. The Orionids are active from Sept. 26 to Nov. ...
At the upper left, Orion's cool red supergiant Betelgeuse stands out from the other, hotter, bluish stars composing the body of the constellation. Not a star at all, the Orion Nebula contributes a pinkish tint below center. Also remarkable in the field, the fainter step focus trail of ...
Billy Henry 0.0 (0) 天文 一日一更 StarDate, the longest-running national radio science feature in the U.S., tells listeners what to look for in the night sky. 单集