triple shadow transit – Astronomy Now

3 April 2026

Latest News

[ 2 April 2026 ] Witness to history: Artemis II, lunar exploration and hope News
[ 25 March 2026 ] Artificial Intelligence uncovers more than 100 new worlds in NASA data News
[ 24 March 2026 ] XRISM solves gamma-Cas’s 50-year X-ray mystery News
[ 16 March 2026 ] Molten lava world points to new class of planet Focus on
[ 26 January 2026 ] Dr Allan Chapman (1946-2026) News

Hubble captures rare triple-moon conjunction

9 February 2015 Astronomy Now

On 24th January 2015, three of Jupiter’s Galilean moons were in simultaneous transit across the face of their parent planet. The Hubble Space Telescope captured this rare event in amazing detail.

24th Jan: Griffith Observatory live webcast of rare triple moon shadows on Jupiter

23 January 2015 Ade Ashford

With good weather predicted, UK observers are in for a early treat on the morning of Saturday, 24th January, when a rare triple shadow transit of Jupiter’s moons occurs — an event not to be repeated until 2032. If cloudy, Griffith Observatory in Los Angeles is hosting a live webcast.