Imaging the sodium cloud of Io
A notable feature of the Jupiter system is a cloud of sodium atoms emitted from the satellite Io, which has
Read moreA notable feature of the Jupiter system is a cloud of sodium atoms emitted from the satellite Io, which has
Read moreHere is our report on the JunoCam images at PJ53, in our usual style. The coverage of Jupiter was similar
Read moreIntroduction As sunspots progress towards the limb their appearance becomes foreshortened. However, for some sunspots, the width of the penumbra
Read moreComet 12P/Pons-Brooks is a Halley-type comet with a period of 71 years which returns to perihelion next April. On its
Read moreWith the August Full Sturgeon Moon behind us, the Moon is now rising slightly later each night providing observers with
Read moreOn reaching the end of July the night skies are getting very noticeably darker here at 59N. We’ve had few
Read moreJupiter in 2022/23, Report no.7: Summary of visual observations. Despite the great advances in planetary imaging, amateur astronomers still
Read moreIf you have any suggestions for future events, please let me know. Our meetings are open to all. Once you
Read moreJupiter in 2022/23, Report no.6: Final report on the high northern latitudes by John Rogers, Gianluigi Adamoli, & Rob Bullen
Read moreAn on-line meeting of the Deep Sky Section will be held on September 28th from 19:30 BST. You can watch
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