Looking for a sky event this week? Check out our full Sky This Week column.  April 18: Venus moves into Taurus The Moon passes 5° north of Venus at 5 A.M. EDT, then passes 5° north of Uranus at 2 P.M. EDT. By this evening, our satellite is more than 2.5 days old and some 10 percent

Looking for a sky event this week? Check out our full Sky This Week column.  April 17: Perfect setup for the zodiacal light This evening offers a lovely view as bright Venus moves into Taurus and is joined in the western sky by a delicate crescent Moon. Both hang beneath the sparkling star cluster M45, better known

If you look at a photo of a face-on spiral galaxy, you’ll notice spiral arms filled with glowing gas clouds, sparkling star clusters, and opaque dust lanes curving gently away from the galaxy’s core. An image of an edge-on spiral gives a completely different picture. The gas, dust, and stars now occupy a thin disk

The festival will celebrate the 10th anniversary of the Stephen Hawking Medal for Science Communication and the launch of the Jane Goodall EARTH Medal, bringing Nobel Prize laureates, astronauts, and leading international thinkers to Tenerife. The STARMUS Festival has announced the first confirmed speakers for STARMUS VIII, which will bring together Nobel Prize laureates, ast...

Looking for a sky event this week? Check out our full Sky This Week column.  April 16: Ganymede transits Jupiter New Moon occurs at 7:52 A.M. EDT, leaving the sky pristine all night and setting the stage for a possible sighting of the zodiacal light after dark. This ethereal glow is generated by sunlight scattering off dust