Who made the present-day official outlines of the 88 constellations and why do they contain so many zigzags?Caitlin ...

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” ...

February stargazing is so special in Butler. Sure it’s cold, but the extra-special celestial jewels make it worth bundling up for! If you’re not already in the darker countryside, try to get out ...

Peering into the past, we find that our ancestors held a surprisingly advanced understanding of the stars and constellations. Their knowledge, as revealed in ancient texts, often rivals our modern ...

Whenever we enter Valentine’s season, astronomers are sometimes asked about possible Valentine’s Day stars.  To answer this ...

Over the years, many have asked me to recommend books to help them in their study of the stars and constellations. In this column, I'll provide reviews of three books that I consulted during my ...

Using powerful X-rays, researchers at SLAC are trying to recover erased traces of a 2,000-year-old star catalog that could ...