Professor Dick Hunstead, a friend of Sydney Observatory
Professor Richard (Dick) Hunstead died on Thursday 30 January 2020 at the age of 76 after a short illness. He was a widely respected...
top of page
Skywatchers Blog posts
Did you know?
Search
Monty Leventhal OAM
Feb 5, 20201 min read
Solar Observations: January 2020
Sunspot activity for the month of January remained extremely low however, on the 3rd January a single Axx spot was observed of the new...
Garry Dalrymple
Jan 18, 20203 min read
Astronomical connections: Dalrymple, Halley and Cook
It is now 250 years since James Cook and the crew and scientists on the Endeavour sighted the shoreline of the land we now call...
Elizabeth Cocking
Jan 12, 20201 min read
Did you know? Dwarf stars
This month . . . Dwarfs. No, not Snow White and her seven companions. Dwarf stars. They come in a variety of colours and are the last...
Elizabeth Cocking
Dec 31, 20192 min read
In this month: January
7 January 1610 Galileo discovers four moons orbiting the planet Jupiter. Looking at what he thought were a group of stars, he noted the...
Elizabeth Cocking
Dec 23, 20191 min read
Did You know? the North Star
DID YOU KNOW This month . . . The North Star The North Star or Pole Star is located close to the north celestial pole, the point around...
Elizabeth Cocking
Nov 30, 20193 min read
In this month: December
11th December 1972 Apollo 17, the last of the Apollo missions, lands on the Moon. Eugene Cernan, commander of Apollo 17, still holds the...
Monty Leventhal OAM, Photographs by Geoffrey Wyatt
Nov 28, 20192 min read
Aurora
Aurora are sporadic, faint visual phenomenon associated with geomagnetic activity that occurs mainly in the high latitude night sky....
George Mavrocordatos
Nov 23, 20191 min read
Annular Solar Eclipse of 26 Dec 2019
On Boxing day this year there will be an annular eclipse which will be a surprise to many. Even though I am a keen amateur astronomer,...
Monty Leventhal OAM
Nov 15, 20192 min read
Solar observations: October 2019
Sunspot activity on the Sun is now proving to be very rare as the Solar Cycle 24 is now at minimum. Not one Sunspot was observed by me...
bottom of page