Blog Profile / Astroblog


URL :http://astroblogger.blogspot.com/
Filed Under:Academics / Astronomy
Posts on Regator:1991
Posts / Week:4.2
Archived Since:March 16, 2008

Blog Post Archive

Aurora happening NOW! (11 pm 22 March)

Despite all the indices being ordinary, camera visible aurora have been seen in Avoca Victoria and unaided eye visible through cloud in northern Tasmania. If conditions hold this may be an excellent auroral event. However, conditions are expected to fluctuate rapidly through the evening so there may be several bursts of short lived aurora. Show More Summary

The Sky This Week - Thursday March 23 to Thursday March 30

The New Moon is Tuesday March 28. Mercury is very low in the twilight glow and is visited by the Moon on the 29th. Mars is low in the twilight and is visited by the Moon on the 30th. Jupiter and the bright star Spica are close in the late evening skies. Show More Summary

Geomagnetic Warning (22-23 March)

The Australian Space Weather Service (SWS ) has issued a Geomagnetic Warning for 22-23 March UT from a high speed solar wind stream from a large coronal hole. Morning skies have the waning Moon visible from just after midnight. This will not interfere too much with aurora visibility. Show More Summary

Two ISS passes (14 and 16 March 2017)

The ISS passing just below the Southern Cross on 14 March, 2017 before heading into earth's shadow. Stack of 9 images in Deep Sky Stacker (5 second exposures 400 ASA) The ISS passing just aboveCanopus on 16 March, 2017. The ISS was around...Show More Summary

A Series of Bright ISS passes (16-20 March, 2017)

The ISS passes almost over Procyon, as seen from Melbourne on the evening of Friday 17 March at 20:25 AEDST. Simulated in Stellarium (the ISS will actually be a bright dot), click to embiggen. The ISS passes between Sirius and Canopus, as seen from Adelaide on the evening of Thursday 16 March at 20:46 ACDST. Show More Summary

The Sky This Week - Thursday March 16 to Thursday March 23

The Last Quarter Moon is Tuesday March 21. Earth is at equinox on the 20th. Mars is low in the twilight. There is a series of bright ISS passes this week. Jupiter and the bright star Spica are close in the late evening skies. SaturnShow More Summary

Southern Skywatch March, 2017 edition is now out!

Late evening sky on Tuesday March 14 looking east as seen from Adelaide at 23:00 ACDST. Jupiter is now well above the horizon close to the bright star Spica.The inset shows the telescopic view of Jupiter at 23:00 pm as Europa is about reappear from occultation. Show More Summary

Astrophiz Podcast 29 is Out

Astrophiz Podcast 29 is out now. Our feature interview is with Dr Ángel López-Sánchez, who is originally from the beautiful city of Córdoba in Spain, and now with the Australian Astronomical Observatory and Department of Physics andShow More Summary

The Sky This Week - Thursday March 9 to Thursday March 16

The Full Moon is Monday March 13. Venus is lost in the twilight. Mars is low in the twilight. Jupiter and the bright star Spica are close in the late evening skies. The Moon forms a line with Jupiter and Spica on March 14. Saturn is high in the morning sky.The Full Moon is Monday March 13. Show More Summary

Venus, the Crescent Moon and Mars

Venus, the crescent Moon and Mars at 40 minutes after sunset in Adelaide (click to embiggen to see Mars) Same group but 50 minutes after sunset. Canon IXUS 400 ASA, 1 second exposure. Click to embiggen. After a spate of bad weather I...Show More Summary

The Sky This Week - Thursday March 2 to Thursday March 9

The First Quarter Moon is Sunday March 5. Venus is very low in the twilight sky. Mars is just above Venus. The Moon forms a line with Mars and Venus on March 2. Jupiter and the bright star Spica are close in the late evening skies. Saturn is high in the morning sky.The First Quarter Moon is Sunday March 5. Show More Summary

Astrophiz Podcast 28 is Out

Astrophiz Podcast 28 is out now. Our feature interview is with Fiona Panther who is a PhD student and the Joan Duffield Scholar at the Australian National University's Research School of Astronomy and Astrophysics in Canberra, Australia. Show More Summary

The Sky This Week - Thursday February 23 to Thursday March 2

The New Moon is Monday February 27. Venus is bright low in the twilight sky. Mars is just above Venus. Mars is close to Uranus on the 27th. The Moon forms a triangle with Mars and Venus on March 1. Jupiter and the bright star Spica are close in the late evening skies. Show More Summary

Mira nears Maximum

Westen horizon at 22:00 ACDST showing Mira and the other bright stars of Cetus. Stack of 9x15 second exposers 400 ASA, Canon IXUS. Stacked in Deep Sky Stacker. Stellaium view of the western horizon at astronomical twilight, the location of Mira is indicated by the circle. Show More Summary

The Sky This Week - Thursday February 16 to Thursday February 23

The Last Quarter Moon is Sunday February 19. Venus is prominent in the twilight sky in the star poor regions of Pisces. Mars is just above Venus. Jupiter and the bright star Spica are close in the late evening skies. Saturn is high in the morning sky and is close to the crescent Moon on the 21st..The Last Quarter Moon is Sunday February 19. Show More Summary

My Images of the Occultation of Regulus (11 February, 2017)

Occultation of Regulus, showing Regulus getting closer to the Moon from 11:20:44 until 11:42:37 ACSDT, just before disappearance. I had to overexpose the Moon to see image Regulus clearly, and have overlain a normally exposed image of the Moon for reference. Show More Summary

The Sky This Week - Thursday February 9 to Thursday February 16

The Full Moon is Saturday February 11, it occults the bright star Regulus at this time. Venus is prominent in the twilight and early evening sky in the star poor regions of Pisces. Mars is just above Venus. Jupiter and the bright star Spica are close in the late evening skies. Show More Summary

Comet 45P is colsest to Earth of February 11, 2017

Comet 45P on February 11 facing north-east at astronomical twilight in the morning as seen for most of Australia. Click to embiggen.Comet 45P is around magnitude 6.5 and is visible in binoculars and small telescopes in the early morning...Show More Summary

The Moon Occults Regulus (11 February-12 February 2017)

The North-eastern horizon as seen from Adelaide at 23:00 ACDST, the bright star Regulus is close to the Moon just before it os occuted. Similar views will be seen elswhere is Australia at the equivalent local time. Click to embiggen....Show More Summary

Southern Skywatch February, 2017 edition is now out!

2 months agoAcademics / Astronomy : Astroblog

The Moon on February 11 at 23:43 pm ACDST in Adelaide just before the Moon covers Regulus. Similar views will be seen throughout Australia at the equivalent local time. (click to embiggen).The February edition of Southern Skywatch is up (still late again, sorry, but better).This month starts with Venus and Mars lined up close in the evening sky. Show More Summary

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