Telescope Building with John Dobson
If you have or even heard of a "Dobsonian Telescope", you'll know they're a low cost, easy to manage telescope. Here's the man who popularized them and brought the joys…
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March 3, 2018
Can strongly lensed type Ia supernovae resolve one of cosmology’s biggest controversies?
In 1929 Edwin Hubble surprised many people – including Albert Einstein – when he showed that the universe is expanding. Another bombshell came in 1998 when two teams of astronomers…
March 2, 2018
Why Didn’t Voyager Explore the Kuiper Belt?
New Horizons There's a very good reason - it wasn't discovered until 1992. At that stage, Voyager 1 was almost all the way across the the Kuiper Belt and Voyager…
March 2, 2018
Signal detected from the first stars in the universe, with a hint that dark matter was involved
Great article from Professor Karl Glazebrook of Swinburne Uni. Signal detected from the first stars in the universe, with a hint that dark matter was involved Signals from the first stars…
March 1, 2018
Astronomers detect light from the Universe’s first stars
Via a radio telescope in Western Australia! Astronomers detect light from the Universe’s first stars Surprises in signal from cosmic dawn also hint at presence of dark matter. Astronomers…
March 1, 2018
NASA planetary protection officer suggests loosening limits on exploring Mars for life
Yes, I'm all for this. We've already sent "contaminated" craft to Mars. NASA planetary protection officer suggests loosening limits on exploring Mars for life Plans for human arrival could open…
February 27, 2018
Jupiter’s Great Red Spot May Soon Disappear…
Or maybe not...either way - Jupiter imaging season is upon us. Jupiter’s Great Red Spot May Soon Disappear... Scientists aren’t quite sure what will happen to the shrinking mega-storm. Aside…
February 27, 2018
The benefits of adding more subs to your stack
A good guide about the advantages of image stacking for DSLR astrophotography The benefits of adding more subs to your stack Adding multiple exposures to create a single image…
February 26, 2018
Fresh Evidence for New Physics in the Universe | NASA
Interesting results from Hubble suggesting confirmation of a discrepancy in the rate of the expansion of the Universe. Fresh Evidence for New Physics in the Universe The most precise measurements…
February 25, 2018
M31 pic
It's a hot, rainy Saturday afternoon in Sydney so what the hell, there's an old pic of M31 I took some time ago.
February 24, 2018
Sensor breakthrough: Sony has developed a backlit CMOS sensor with global shutter
This s very cool! Sony has just announced a CMOS chip that can read all the pixels at once - plus is has large 3 micron pixel size which will…
February 24, 2018
Launceston planetarium marks 50 years
Fabulous to see! Launceston planetarium marks 50 years Time stands still for Launceston's planetarium with little changing in the past 50 years. Source: www.abc.net.au/news/2018-02-23/launceston-planetarium-marks-50-years/9408338
February 23, 2018