Blog Profile / Astroblog


URL :http://astroblogger.blogspot.com/
Filed Under:Academics / Astronomy
Posts on Regator:1668
Posts / Week:4.3
Archived Since:March 16, 2008

Blog Post Archive

Charon Surface Texture for Celestia

12 hours agoAcademics / Astronomy : Astroblog

Charon simulated in Celestia with the Charon Global Map used to generate the Charon texture. Click to embiggenThe Charon Global Map has just been released to complement the Pluto Global Map, so I resized it (1024x512) and converted it...Show More Summary

Southern Skywatch August 2015 edition is now out!

12 hours agoAcademics / Astronomy : Astroblog

North-western evening sky at 6:15 pm as seen from Adelaide on August 7, Mercury and Jupiter are less than a half a finger-width apart. The August edition of Southern Skywatch is now up.This month starts with some excellent planetaryShow More Summary

Aurora Watch (31 July-1 August) and Blue Moon

An Aurora watch and a geomagnetic alert has been issued by the Australian IPS for 31 July to 1 August due to a coronal hole solar wind stream. This could translate into aurora at any time during the night time of the 17th to early morning 18th. Show More Summary

Comet C/2014 Q1 from Australia (30 July - 6 August 2015)

The evening sky at 700 pm ACST looking west as seen from Adelaide from 30 July to 6 August. The circles show successive positions of Comet C/2014 Q1 PanSTARRS every two days. Similar views will be seen elsewhere in Australia at equivalent local times. Show More Summary

Pluto Surface Texture for Celestia

Pluto simulated in Celestia with the Pluto Global Map used to generate the Pluto texture. Click to embiggenThe Pluto Global Map has just been released, so I resized it (1024x512) and conveyed it to a 71 DPI png to use as a texture for...Show More Summary

The Sky This Week - Thursday July 30 to Thursday August 6

The Full Moon is Friday July 31. This is a Blue Moon. Venus is brilliant low in the twilight evening sky with bright Jupiter below it. Comet C/2014 Q1 PanSTARRS is visible in binoculars above Venus. Mercury Joins Venus and Jupiter late in the week. Show More Summary

The ISS and Venus and Jupiter (July 27-29, 2015)

The ISS passes between Venus and Jupiter, as seen from Melbourne on the evening of Wednesday July 29 at 18:17 AEST. Simulated in Stellarium (the ISS will actually be a bright dot), click to embiggen. The ISS passes above Venus and Jupiter, as seen from Adelaide on the evening of Tuesday July 28 at 18:39 ACST. Show More Summary

Celestia Files for Kepler 452b (the "so called" Earth 2.0)

Kepler-452b and Kepler-452 simulated in Celestia (click to embiggen).Friday's announcement from the Kepler mission of the discovery of Kepler 452b had the media galvanised, with some calling it "Earth 2.0".Kepler 452b is earth-like, and in a habitable zone, but that doesn't meant that it is Earth's twin. Show More Summary

New Ceres and Vesta textures for Celestia

Ceres simulated in Celestia with a surface map taken from the Dawn spacecraft (click to embiggen) Vesta simulated in Celestia with a surface map taken from the Dawn spacecraft (click to embiggen) Celestia is an amazing 3Dspace simulation program. Show More Summary

Aurora Happening NOW (23 July 2015)

Aurora are Happening NOW. Unaided eye Aurora and beams have been reported in Tasmania, from a wide variety of locations.An Aurora Alert and a geomagnetic alert has been issued by the Australian IPS for the 23th due to an anticipated impact from a coronal mass ejection. Show More Summary

Seeing Comet C/2014 Q1 from Australia (23-30 July 2015)

The evening sky at 6:30 pm ACST looking west as seen from Adelaide from 22 July to 30 July. The circles show successive positions of Comet C/2014 Q1 PanSTARRS every two days. Similar views will be seen elsewhere in Australia at equivalent local times. Show More Summary

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

The First Quarter Moon is Friday July 24. Venus is brilliant in the twilight evening sky with bright Jupiter below it. Comet C/2014 Q1 PanSTARRS is visible in binoculars near them. Saturn is in the head of the Scorpion and is easily visible in the evening. Show More Summary

Comet C/2014 Q1 PanSTARRS visible in the Evening Twilight

Comet C/2014 Q1 PanSTARRS is visible in binoculars and telescopes low in the evening twilight. It is currently below and to the left of Jupiter. Tommorow night, on the 18th, it is to the left of and close to the crescent Moon, which will be a good sign post to comet. Show More Summary

Daytime Occultation of Venus, North-Eastern Australia, July 19, 2015

The Moon at 9:52 am AEST in Brisbane on Sunday June 19 just as Venus appears from behind the Moon. Similar views will be seen at equivalent times elsewhere in north-eastern Australia.On the 19th in daylight, Venus is occulted by the Moon as seen from north-eastern Australia. Show More Summary

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

The New Moon is Thursday July 16. Venus is brilliant in the twilight evening sky with bright Jupiter below it. On the 18th and 19th the crescent Moon is close to the pair. On the 19th a daytime occultation of Venus is seen in north-eastern Australia. Show More Summary

22 Hours to Pluto

In a mere 22 hours 26 minutes as I write, New Horizons will fly past Pluto. In the past few days Pluto has grown from a dot to a world in its own right, in less that a day we will have our best view of the dwarf planet that has beguiled us for so long. You can follow the action athttp://pluto.jhuapl.edu/

Aurora happening NOW! July 13, 10:50 pm

Aurora happening in Tasmania now, coloured moving glows are visible to the south. Should be visible all over Tasmania. Kp only 4 but good reports.

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

The New Moon is Thursday July 16. Venus is brilliant in the twilight evening sky with bright Jupiter below it. The pair separate over the week. Saturn is in the head of the Scorpion and is easily visible in the evening. Mercury is lost to view. Show More Summary

Venus, Jupiter and the International Space Station (6 July, 2015)

Jupiter, Venus and the ISS at 18:48-18:49 ACST, stack of 6 x 5 second exposures at 400 ASA (two planes also caught). Images stacked in Deep Sky Stacker GIF Animation from 8 x 5 second exposures at 400 ASA (constructed in ImageJ) TheShow More Summary

What was the Conjunction like from Jupiter (and Callisto and Ceres)?

Venus and Earth seen from the cloud tops of Jupiter on July 1 simulated in Stellarium (click to embiggen). Telescopic view of Venus and Earth seen from the cloud tops of Jupiter on July 1. Jupiter about to eclipse Venus and Earth as seen from Callisto on July 1 simulated in Stellarium (click to embiggen). Show More Summary

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