"The most likely explanation for the dimming is a brown dwarf – an object heavier than a planet but lighter than a star – ...
The 1.5-day-old moon will be in close conjunction with Mercury on Feb. 18. You may be able to spot Venus in binoculars about ...
The beauty of the 2026 calendar is its truly global reach, offering backdrops that range from coastal wilderness to ancient salt flats. Track the Milky Way from the shores of Urug ...
Six planets will form a rare planetary parade in the night sky throughout February. They will appear grouped across the sky ...
Sky This Week is brought to you in part by Celestron. Friday3This dark, moonless Friday the 13th evening is the perfect time ...