Supernova SN 2017eaw and NGC 6946, follow-up – 3 Sept. 2018
We observed supernova SN 2017eaw in the spiral galaxy NGC 6946, 17 months after its discovery. Of course it faded really a lot, but it could be detected. Here it is our image. The...
Category: galaxy
Messier 33, a wonderful cosmic pinwheel
Messier 33 (NGC 598), also known as the Triangle’s Galaxy because of the constellation hosting it, was discovered by John the Baptist Hodierna in 1654 and it is about 2.9 million light years from...
Messier 31 and its most famous satellites open the new observing season from Arizona – 25 Oct. 2017
After the monsoon season and several great improvements, we just restarted the observing season from Arizona, thanks to our important partnership with Tenagra Observatories. This is the first light coming after the summer and...
Supernova SN 2017gxq and NGC 4964: an image – 17 Oct. 2017
While not perfectly placed in the sky in this season, we observed the bright supernova SN 2017gxq in NGC 4964, placed at more than 100 millions light years. And we bring it down to Earth....
Supernova SN 2017eaw and NGC 6946, further follow-up – 13 Oct. 2017
Two months after our last visit, we observed again NGC 6946 and its supernova SN 2017eaw, finding it at mag. 15.1. It is slowly saying us goodbye . The image above is the average...
Supernova SN 2017eaw and NGC 6946, further follow-up – 02 Aug. 2017
Supernova SN 2017eaw continues to shine in its wonderful host galaxy, NGC 6946, at mag. 13.0, assuming our CCD images. And it is going to celebrate its three months since its was discovered. The...
Supernova SN 2017fms in IC 1371: an image (28 July 2017)
Supernova SN 2017fms was discovered on 17 July 2017 in the galaxy IC 1371 and here they are in a recent image captured by the Virtual Telescope. The image above is the average of three, 180-seconds...
Supernova SN 2017fgc in NGC 474: an image (28 July 2017)
A bright supernova, SN 2017fgc, was recently discovered in the galaxy NGC 474, making a nice pair with NGC 470. Of course, we had a quick look. The image above is the average of...
Supernova SN 2017eaw and NGC 6946, further follow-up – 22 July 2017
As promised, we continue our follow-up observations of NGC 6946 and its supernova SN 2017eaw. The object was found at mag. 13.1, a little fainter than two weeks earlier. Is this an hint that...
NGC 7331 and the “Stephan’s Quintet”: a stunning spot in the sky
While it is certainly impossible to tell which galaxy out there would win a beauty competition, the spiral galaxy NGC 7331 and the “Stephan’s Quintet” make a unique combination, providing an excellent opportunity to...
Supernova SN 2017eaw and NGC 6946, an update – 9 July 2017
We continue monitoring supernova SN 2017eaw in the spiral galaxy NGC 6946. Discovered almost two months ago, its brightness is still at its maximum. The image above is the average of twenty, 90-seconds exposures, remotely...
NGC 3938 and supernova SN 2017ein: a new image (22 June 2017)
After our previous visit to the wonderful spiral galaxy NGC 3938 and its supernova SN 2017 ein, we managed to observe it again, finding it significantly brighter. The image above is the average of...
NGC 3191 and the hydrogen-poor superluminous supernova SN 2017egm: 23 June 2017
On 23 May 2017, the Gaia Photometric Science Alerts programme reported the discovery of an apparent supernova, later designed SN 2017egm. It turned out to be the closest hydrogen-poor superluminous supernova (SLSN-I) ever found....
Supernova SN 2017eaw and NGC 6946, a new image – 16 June 2017
We share a new image of supernova SN 2017eaw in NGC 6946, after a few weeks from our previous observations. The transient is still bright, close to its peak of luminosity. The image above comes...
