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Astronomers Observe a Possible Planet-Forming Disk around the Young Star RY Tau 26 Aug 2013 | 07:08 pm
An international team of astronomers that are members of the Strategic Exploration of Exoplanets and Disks with Subaru Telescope (SEEDS) Project has used Subaru Telescope’s High Contrast Instrument fo...
On the nature of CP Pup 26 Aug 2013 | 05:49 pm
We present new X-ray and optical spectra of the old nova CP Pup (nova Pup 1942) obtained with Chandra and the CTIO 4m telescope. These new observational facts add further support to CP Pup as a magnet...
Old, Fat Stars Flicker 22 Aug 2013 | 07:06 am
Observing the pattern of flickers in a star’s light offers a new way for astronomers to measure one of the basic properties of stars — and any exoplanets they might host. Astronomers can tell the dif...
What's in store for Nova Del 2013? 20 Aug 2013 | 10:08 pm
There are some tantalizing similarities between Nova Del 2013 and HR Del, another bright slow nova discovered by George Alcock in 1967. If they turn out to be anything alike, we are in for a wild ride...
ALMA Takes Close Look at the Drama of Starbirth 20 Aug 2013 | 08:27 pm
Young stars are violent objects that eject material at speeds as high as one million kilometres per hour. When this material crashes into the surrounding gas it glows, creating a Herbig-Haro object. A...
Naked-eye Nova in Delphinus: A Joint Sky & Telescope and AAVSO Press Release 20 Aug 2013 | 07:51 pm
"It’s easily visible in the eastern sky in the early evening, so it can be followed for many hours. This means that amateur skygazers and professional scientists alike can continue monitoring it for m...
What's in store for Nova Del 2013? 20 Aug 2013 | 07:32 pm
No one knows what Nova Del 2013 will do next, but there are some tantalizing possibilities. The current AAVSO light curve for Nova Del 2013 So far it appears Nova Del 2013 is a 'slow nova', type NB....
The peculiar light curve of the Symbiotic Star AX Per of the last 125 years 19 Aug 2013 | 05:06 pm
We analyze the last 125 years optical light curve of the symbiotic star AX Per through some remarkable correlations that we discovered in its power spectrum. The data were assembled from the literatur...
Binocular Sequence and Charts Now Available for Nova Del 2013 16 Aug 2013 | 09:44 pm
Due to the very bright eruption of Nova Del 2013, we have created a binocular sequence specifically for this nova that can be plotted using the Binocular Chart option on the chart plotter (VSP). For....
Everybody's Doing It, Even Arne! 16 Aug 2013 | 09:20 pm
If you haven't had a chance to observe Nova Del 2013 yet, don't worry, it appears to still be on the rise. According to the latest AAVSO data, Nova Del 2013 was last seen over Australia at magnitude 4...
