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Tuesday, September 15, 2020

 

Thursday September 17 to Thursday September 24

The New Moon is Thursday September 17, the First Quarter Moon is Thursday September 24. The bright planets Venus and Mars are visible in the early morning skies. Venus is below the bright star Procyon. While brightening Mars is rising well before midnight, Jupiter and Saturn still dominate the evening sky. On the 24th the Moon forms a line with Jupiter and Saturn. Mercury climbs towards the bright star Spica in the evening twilight. On the 19th Mercury and the crescent Moon form a triangle with Spica. On the 22nd Mercury and Spica are extremely close.

The New Moon is Thursday September 17, the First Quarter Moon is Thursday September 24.On the 18th the Moon is at perigee, when it is closest to Earth. Earth is at Equinox of the 22nd, when day and night are of equal length.

Evening sky at 19:05 ACST (60 minutes after sunset) on Saturday, September 19 facing west as seen from Adelaide. Mercury is easily seen above the Western horizon in the late twilight. Mercury forms a triangle with the bright star Spica and the crescent Moon.


 

Similar views will be seen elsewhere in Australia at the equivalent local time (60 minutes after sunset), click to embiggen.


Evening sky at 19:07 ACST (60 minutes after sunset) on Wednesday, September 22 facing west as seen from Adelaide. Mercury is easily seen above the Western horizon in the late twilight. At this time Mercury is spectacularly close to the bright star bright star Spica. The inset is the binocular view of the pair. They will also fit in moderate power telescope fields, but Mercury will be too small to show any detail.

Similar views will be seen elsewhere in Australia at the equivalent local time (60 minutes after sunset), click to embiggen.

Whole sky at 19:38 ACST on Thursday (90 minutes after sunset), September 24 as seen from Adelaide.

Three bright planets are visible stretching west to east. Jupiter, Saturn and Mars.  The Moon forms a line with Jupiter and Saturn. The insets show the telescopic views of Jupiter and Saturn at the same magnification at this time.

 Similar views will be seen elsewhere at the equivalent local time (90 minutes after sunset). click to embiggen.
 

Evening sky at 22:00 ACST  on Saturday, September 19 facing east as seen from Adelaide. Mars is above the eastern horizon. The variable start Mira is visible to the unaided eye now, as it brightens ahead of its maxim later this month.

The inset shows the telescopic view of Mars at this time.


Similar views will be seen elsewhere in Australia at the equivalent local time, click to embiggen.

Morning sky on Saturday, September 19 showing the north-eastern sky as seen from Adelaide at 5:15 am ACST (60 minutes before sunrise). Venus is below the bright star Procyon

The inset in the telescopic view of Venus at this time.

 
 
Similar views will be seen elsewhere in Australia at the equivalent local time (60 minutes before sunrise), click to embiggen.


Mercury climbs higher in the evening twilight, and is seen readily below the bright star Spica. On the 19th Mercury and the crescent Moon form a triangle with Spica. On the 22nd Mercury and Spica are spectacularly close.

Venus is below the bright star Procyon.

 Mars is visible in the morning sky to the north, It is now readily visible in the late evening sky but is still best after midnight. Mars is close to the brightening variable star Mira.
  
Jupiter can be readily seen in the early evening sky. Jupiter and Saturn stay around a hand-span apart during the week and the pair dominate the evening skies. Jupiter was at opposition, when it was biggest and brightest as seen from Earth, on July the 14th, but is still an excellent sight. On the 24th the Moon forms a line with Jupiter and Saturn.
 
Saturn is too is now visible in the early evening skies. Saturn was at opposition, when it was biggest and brightest as seen from Earth, on July the 21st, but is still an excellent sight.

Printable PDF maps of the Eastern sky at 10 pm AEST, Western sky at 10 pm AEST. For further details and more information on what's up in the sky, see Southern Skywatch.




Star Map via Virtual sky. Use your mouse to scroll around and press 8 when your pointer is in the map to set to the current time.

Cloud cover predictions can be found at SkippySky.

Here is the near-real time satellite view of the clouds (day and night) http://satview.bom.gov.au/

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