A livestream video interview with asteroid expert Rüdiger Jehn of the European Space Agency - straight from Washington - where, this week, the Planetary Defense Conference will simulate a fictional, but plausible, imminent asteroid impact. The livestream is scheduled for Sunday at 12 UTC (14 CEST, 8 a.m. EDT; translate UTC to your time). Can't watch Sunday? There will be a second livestream from the conference this Thursday. Go to ESA on Facebook.
Star hopping is a great way to learn the night sky. Start with the brightest, most noticeable stars and constellations and hop from there. For example, the 3 stars in Orion's Belt always point to Sirius, the sky's brightest star. Read more.
View at EarthSky Community Photos. | Photographer Grant Schwartzkopff captured Uluru - also known as Ayers Rock - in Northern Territory, Australia, on April 19. Grant wrote, "Sunset over the rock when the full moon came up right alongside the rock. Absolutely brilliant." Thank you, Grant!
