JUICE mission sets off to explore Jupiter’s icy moons

04/21/2023

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NEWS & FEATURES

Spacecraft: ESA/ATG medialab; Jupiter: NASA/ESA/J. Nichols (University of Leicester); Ganymede: NASA/JPL; Io: NASA/JPL/University of Arizona; Callisto and Europa: NASA/JPL/DLR JUICE mission sets off to explore Jupiter’s icy moons Europa, Ganymede, and Callisto harbor potential subsurface oceans — and maybe even life. READ MORE

Moons: NASA/JPL/Galileo; Jupiter: NASA/JPL/Space Science Institute; Image data processing and layout: Kevin M. Gill The Galilean moons of Jupiter and how to observe them Jupiter’s four largest and most well-studied moons were first discovered more than 400 years ago. And they still make for wonderful observational targets. READ MORE

NASA, ESA, CSA, Danny Milisavljevic (Purdue University), Tea Temim (Princeton University), Ilse De Looze (UGent); IMAGE PROCESSING: Joseph DePasquale (STScI) JWST performs "stellar autopsy" on Cassiopeia A The James Webb Space Telescope's recent shot of the supernova remnant is helping astronomers unravel the mysteries of cosmic dust. READ MORE

ESA A brief history of Soviet and Russian human spaceflight Although the Soviet Union, now the Russian Federation, has never sent an astronaut to the Moon, they still helped pave the way for human space exploration. READ MORE

ASK ASTRO NASA’s Goddard Space Flight Center Ask Astro: Why do colliding supermassive black holes give off low-frequency gravitational waves? Here’s a clue: It has to do with the fact that supermassive black holes have larger event horizons and are farther apart just before they merge. VIEW NOW THIS WEEK IN ASTRONOMY

NASA/Bill Dunford This Week in Astronomy with Dave Eicher: Catch Venus with a crescent Moon At their closest approach on April 23, the Moon and Venus will sit just 1.3° apart from one another. But in reality, they are currently about 100 million miles apart. WATCH NOW

OBSERVING

Islam Hassan (Flickr) The sky this week Your daily digest of celestial events coming soon to a sky near you, sponsored by Celestron. Updated Friday morning at 9 A.M. Central.  READ MORE

PICTURE OF THE DAY

Barry Burgess from Hubbards, Nova Scotia, Canada A stellar skylight The Milky Way looms over this abandoned stone house, hidden by forest overgrowth until recent highway construction revealed it. Built in the 1920s, Bonavista Lodge was once a hunting and fishing camp near Hubbards, Nova Scotia. VIEW NOW

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