Mercury is visible now in the early evening sky, offering sky-watchers in the UK and at other mid-northern latitudes their best chance of the year to spot the innermost planet.
Nova Cas 2021, a ‘new star’ – a classical nova – discovered on 18 March 2021 in the northern constellation of Cassiopeia, has suddenly brightened in the past few days by around two magnitudes.
Over the course of the next two nights the annual April Lyrid meteor shower is predicted to reach its 2021 peak. Lyrid meteors appear to emanate from the direction of Lyra’s brilliant star Vega, hence the name.
There’s a ‘new star’ – a classical nova – on show among the stars of the far-northern constellation of Cassiopeia. Nova Cas 2021 was discovered on 18 March shining at around magnitude +9.6, but it appears to have brightened rapidly to around magnitude +7.5 on 19 March.
Today Jupiter and Saturn lie closer together in the sky than at any time in almost the past 400 years, in a once-in-a-lifetime event that’s been termed the ‘Great conjunction’.
The countdown is on for the great conjunction of Jupiter and Saturn. The two giant planets of the Solar System will lie a mere six arcminutes apart on 21 December.