July-August 2019


14 The Origin of the Moon Holly Kreider
20 Returning to the Moon Nisha Beerjeraz-Hoyle
26 Black holes in space and time Katrin Raynor-Evans
33 Unveiling the Forbidden Planet: NGTS-4b Emma Foxell


4 Editorial Osnat Katz
4 AstroNews Amber Hornsby
Astronomers confirm ancient exosolar explosion Amber Hornsby
Sixteen years of Hubble data in one image Amber Hornsby
Shrinking Moon Amber Hornsby
Spinning black hole produces rapidly wobbling jets Rebecca Brown
Astronomers unravel mystery of lunar impact Kerry Hebden

9 Citizen Science Alice Sheppard
Researchers working with schoolchildren

10 Telescope Topics Ian Morison
Everything about refractors: Part 4 – a survey of those available

12 Amateur Scene Peter Wade
Golden Apollo Memories / Tuning in to Apollo /
Warm Essex welcome at Thurrock /
Birmingham’s Lunar Society /
The Moon – Up close and personal / Out and about

17 How to Graham Sparrow
draw the Moon

22 Young Stargazers
From the Chief Stargazer Lucie Green
The lunar landing site project Pete Williamson / Cardiff
University / NSO
Living on the Moon: make a biodome Ben Gilliland / STFC

30 Space Exploration Nisha Beerjeraz-Hoyle
Israel to develop Beresheet 2.0 following lunar crash
on first mission /
SpaceX’s Crew Dragon destroyed by an “anomaly” during
ground tests / ExoMars data reveals a methane mystery on Mars

35 Section Reports
Solar Geoff Elston
Variable Star Matthew Barrett
Planetary Alan Clitherow
Deep Sky David Finnigan

42 The Society Pages
New Meteor Section Director / SPA meetings /
Show me the world of space travel / Robin Scagell
Imaging the Planets Keith Moseley

44 Sky Diary
Moon data Mandy Bailey
Partial lunar eclipse, 16 July 2019 Mandy Bailey
Occultation notes / Meteor notes Mell Jeffery / Mark McIntyre
Planets / Variable Star notes Alan Clitherow / Matthew Barrett

46 SPA contacts

47 Showcase