Who made the present-day official outlines of the 88 constellations and why do they contain so many zigzags?Caitlin McAlisterCottonwood, Arizona If you look at any star atlas published before 1930, ...

Imagining familiar images in the sky has always been an easy way to track the annual progress of the stars. Around the second century C.E., the Greek astronomer Claudius Ptolemy listed 48 “official” ...

NASA has scheduled the launch for the Artemis II moon rocket for no earlier than Feb. 8. WTOP will have details on the ...

We connected with Florian Winkler to learn how he created such an elegant and informative map that invites exploration.

Just like there are 50 U.S. states, each with well-defined boundaries, 88 bounded constellations dot the celestial sphere. Of these about 55 of them are visible from mid-northern latitudes and 59 from ...

A: During totality, and even for a short while before and after, you should be able to see the brightest stars and planets while the Sun is covered by the Moon. At the time of the August eclipse, the ...

This photo features the bright, pentagonal constellation Auriga the Charioteer, which is visible in the northeastern sky at nightfall in early January. It's one of 88 constellations in the National ...

The race to connect the world through satellite internet has created an unexpected casualty: our view of the cosmos. A new study reveals that major satellite constellations, including Starlink, ...

Mega-constellations built by SpaceX, Amazon and other companies could carry thousands of sensors that could aid research into gamma rays, space weather and other subjects. By Lyndie Chiou Each night, ...