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Did you know?The Earth’s atmosphere

A Day in My Life of The Solar System

Solar Observations: September 2020

In this month: October

DEEP SKY SOUTH : Octans - The Octant

Did You know? Intentional crash landings

Solar observations: August 2020

In this month: September

Did you know? Saturn's Rings

Solar Observations: July 2020

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In this month: October

NASA becomes operational (1958) ; Luna 3 photographs the far side of the Moon (1959) : the Parker solar probe approaches the Sun (2018)

In this month: September

Every month Elizabeth Cocking, long time member of Sydney City Skywatchers and current secretary, researches interesting historical occur...

In this month: August

13th August 1898 The asteroid Eros is discovered by the German astronomer Gustav Witt at the Urania Observatory in Berlin, and independen...

In this month: July

4 July 1054 Chinese astronomers notice a star explode becoming a supernova in the constellation Taurus. It remained visible in the night ...

In this month: June

2 June 1966 Surveyor 1, the first of the Surveyor robotic spacecraft, soft lands on the Moon. It was the first American spacecraft to ach...

In this month: May

13 May 1861 John Tebbutt discovers the Great Comet of 1861, also known as Comet C/1861 J1, one of the most brilliant comets known. He sen...

In this month: April

12 April 1633 The inquisition of Galileo by the Roman Catholic church begins. He was ordered to turn himself in to the Holy Office to beg...

In this month: March

7 March 1831 The Royal Astronomical Society receives its Royal charter from King William IV. The society was founded in 1820 as the Astro...

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 o...

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 ...

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