Elizabeth CockingJul 31, 20214 minIn this MonthIn this month: August 202115th August 1977 The Wow! signal is received by the Big Ear radio telescope at Ohio State University. The original record, preserved by...
Garry DalrympleJul 27, 20213 minSkywatchers (BAA NSW) HistoryObservations under lockdown: the solar cycleGarry Dalrymple, Sydney City Skywatchers historian, is an avid TROVE searcher, currently ‘mining’ the 1895 to 1930 articles from the...
Elizabeth CockingJul 26, 20212 minDid you know? Astronomical tidbitsDid you know?...the asteroid beltThe disc shaped asteroid belt is located between Mars and Jupiter at a distance ranging from 329-478 million kilometres from the Sun. ...
Dr Toner StevensonJul 20, 20211 minMember reports1917 'Hoskins' Telescope restorationIn March 2005 I visited Macquarie University with Dr Nick Lomb, who was then Curator of Astronomy and Sydney Observatory. In a large shed...
Toner StevensonJul 13, 20212 minPast EventsCataclysmic Variable Stars: Searching for ripples in the cosmic Niagara FallsPresented by Dr Ian Kemp Monday 2 August 2021 6:30pm This talk is about “UGSU cataclysmic variables” - one of the most interesting...
Toner StevensonJul 9, 20211 minPast EventsThe Ancient Discovery that the Moon Shines with Reflected LightMonday 6th September 2021 6:30 to 8pm Presented by Rick Benitez. Rick Benitez is Professor Emeritus of Philosophy at the University of...
Janette BrenanJul 8, 20211 minSkywatchers Astronomy BulletinAstronomers Bulletin July to Sept 2021In this issue: Missing Dark matter, Omega Centauri, Solar Observations and NGC2516.
Monty Leventhal OAMJul 2, 20211 minSolar ObservingSolar Observations: June 2021Monty Leventhal OAM Summing up for the month of June 2021; Sunspot activity at the start of Cycle 25 once again has remained very low...
Elizabeth CockingJun 30, 20212 minAstronomical EventsIn this month: July 202129th July 1851 The asteroid Eunomia is discovered by Italian astronomer Annibale de Gasparis. It is the 12th largest object in the main...
Toner StevensonJun 30, 20211 minCitizen ScienceUnistellar- Planetary DefensePlanetary Defense entails detecting, monitoring, understanding, and mitigating near-Earth objects. They are small objects in our solar...