Larry Sessions has written many favorite posts in EarthSky's Tonight area. He's a former planetarium director in Little Rock, Fort Worth and Denver and an adjunct faculty member at Metropolitan State University of Denver. He's a longtime member of NASA's Solar System Ambassadors program. His articles have appeared in numerous publications including Space.com, Sky & Telescope, Astronomy and Rolling Stone. His small book on world star lore, Constellations, was published by Running Press.| earthsky.org
Don became interested in astronomy at age 8. He received his 1st telescope in 1965, a 2-inch (5cm) refractor. Later he received a 6-inch (15 cm) Criterion Dynascope and found all the Messier Objects in one year (1969-70). He began his 1st comet hunting program in 1975 and found his 1st comet in 1978, after 1700 hours of searching. His 2nd comet took an additional 1742 hours. He ultimately discovered a total of 12 comets, which bear his name. In 1978, Don was one of the independent inventors o...| earthsky.org
Delta Scorpii, also known as Dschubba, is in the constellation Scorpius the Scorpion. It’s the middle star in the little arc of 3 stars above bright red star Antares, the Scorpion’s Heart. These 3 stars are called the Crown of the Scorpion. Chart via Wikimedia (public domain).Finding (and pronouncing) Dschubba| EarthSky
This month’s full moon – called the Flower Moon – will crest at 11:56 a.m. CDT for us in the Americas on May 12. The moon will be below the horizon then for us … but that timing means the moon will look round and full to us on both May 11 and May 12. What else is special about this full moon? What’s the best way to watch a full moon, and what can you expect to see? Join EarthSky’s Deborah Byrd at 12:15 p.m. CDT (17:15 UTC) to boost your moon-watching mojo!| EarthSky
Argh! They’re at it again. Memes are circulating suggesting a planet alignment in early June 2025. True or not true? Night sky expert Deborah Byrd of EarthSky has the scoop – plus a REAL planet forecast for June – beginning at 12:15 p.m. CDT (17:15 UTC) on Monday, June 2. Join live, and we’ll answer your questions!| EarthSky