The last lunar occultation of a conspicuous naked-eye star for UK observers in 2014 occurs around 6 am on Tuesday, 9th December. Set your alarm and prepare your telescope for the disappearance and reapparance of λ Geminorum.
The orbits of Jupiter’s large Galilean moons Io, Europa, Ganymede and Callisto are presently almost edge-on to our line of sight, causing the moons to regularly eclipse and occult each other. Multiple shadow transits are also on view!
Although the weather forecast is not too good, observers in Scotland and northern England could see asteroid (12655) 5041 T-3 occult a 5.7-magnitude star in western Cetus close to 7:48pm tonight.