Quipu, named after the Incan system of knotted cords used for recording information, spans an astonishing 1.3 billion ...
The moon makes for an excellent guide to see Mars in the night sky tonight. As the sun sets this evening (Feb. 9), the moon ...
NASA’s Europa Clipper spacecraft has sent back its first starry image, a significant milestone as it makes its way toward Jupiter’s moon Europa. The image, released by NASA this week, is a mosaic of a ...
Even to a casual viewer, the waxing gibbous moon of Feb. 7 will appear quite unusual, climbing so very high in the sky.
Skywatchers on Thursday evening, Feb. 6, will notice an eye-catching pairing-off between two of the brightest objects in the ...
On the night of Feb. 5, a waxing gibbous moon will once again cover up the "Seven Sisters" of the famous Pleiades star ...