Astroblog: Thursday November 13 to Thursday November 20

Tuesday, November 11, 2025

Thursday November 13 to Thursday November 20

The New Moon is Thursday November 20. Mercury meets Mars deep in the twilight on the 13th. Then Mercury is lost in the twilight. Saturn is high in the northern sky. Jupiter is visible in the morning sky near the bright star Pollux. Comet C/2025 A6 (Lemon) may be visible in binoculars.

The New Moon is Thursday November 20. The Moon is at apogee, when it is furthest from the earth, on the 20th.

Northern twilight sky on the morning of Saturday, November 15 as seen from Adelaide at 05:04 ACDST (60 minutes before sunrise, click to embiggen).

Jupiter is passing through Gemini and is near the bright star Pollux. Jupiter forms a slightly battered line with the bright stars Castor, Pollux and Procyon.

The inset is the telescopic view Jupiter at this time.

Similar views will be seen from the rest of Australia at roughly the equivalent local time (60 minutes before sunrise).

Western sky on the evening of Thursday, November 13 as seen from Adelaide at 20:53 ACDST (60 minutes after sunset, click to embiggen).

Mercury is close to Mars is low in the twilight, you may need binoculars to see them.

It is possible comet C/2025 A6 (lemon) may be visible in binoculars.

Similar views will be seen from the rest of Australia at roughly the equivalent local time (60 minutes after sunset).

Western sky on the evening of Saturday, November 15 as seen from Adelaide at 21:01 ACDST (60 minutes after sunset, click to embiggen).

Mercury is lost in the twilight. Mars is in the head of the Scorpion just above the horizon.

It is possible comet C/2025 A6 (lemon) may be visible in binoculars not far from eta Ophiuchus.

Similar views will be seen from the rest of Australia at roughly the equivalent local time (60 minutes after sunset).

Northern sky on Saturday, November 15 as seen from Adelaide at 21:37 ACDST (90 minutes after sunset, click to embiggen). Saturn is almost due north

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

Similar views will be seen from the rest of Australia at roughly the equivalent local time (90 minutes after sunset).

Whole sky on Saturday, November 15 as seen from Adelaide at 21:37 ACDST, 90 minutes after sunset (click to embiggen).

Saturn is in the north

Bright Achernar is rising from the Southern horizon. Scorpius is setting in the west and the galactic core is in the western sky.

The Southern Cross is low in the Southern sky. The moon is waning and the fainter clusters and nebula are becoming easier to see.

Elsewhere in Australia will see a similar view at the equivalent time (90 minutes after sunset).

Mercury meets Mars deep in the twilight on the 13th then is lost in the twilight.

Venus is lost in the twilight glow.

Mars meets Mercury deep in the twilight on the 13th.

Jupiter climbs in the morning twilight. Jupiter forms a slightly battered line with the bright stars Castor, Pollux and Procyon.

Saturn is the brightest object in the northern skies.

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/

Labels: weekly sky