Hot on the heels of a spectacular comet late last year, another celestial visitor is set to put on a show. And Southern ...

What might Messier have added if he wanted a more complete list that extended to the far southern sky ... polar to south polar regions of the celestial sphere. Let's look at some of the Caldwell ...

Southern hemisphere’s celestial advantage Astronomers suggest that visibility will largely favour the Southern Hemisphere. If the comet survives its close encounter with the sun, it could shine ...

The winter solstice, the shortest day of the year in the Northern Hemisphere ... southerly excursion relative to the celestial equator on the celestial sphere. Two solstices occur annually ...

What might Messier have added if he wanted a more complete list that extended to the far southern sky ... polar to south polar regions of the celestial sphere. Let’s look at some of the Caldwell ...