stars, nebula, galaxies


Exoplanets in the Beehive

Just a few weeks ago I showed you a picture of a planet in the Beehive, Praesepe or M44. That was Mars in a conjunction with M44. Mars was as close as a hundred million…


They were both powerful, Kepler and his supernova

In 1604, a new star appeared in the night sky that was much brighter than Jupiter and dimmed over several weeks. This event was witnessed by sky watchers including the famous astronomer Johannes Kepler. Centuries…


Weird turbulations

An accumulation of 270 hours of Chandra observations of the central regions of the Perseus galaxy cluster reveals evidence of the turmoil that has wracked the cluster for hundreds of millions of years. One of…


Moon, Jupiter, Aldebaran

The Moon, Jupiter and Aldebaran were in each vicinity the last few days. Today the Moon is moving further East and disappearing from the picture. Click on the picture to get a larger version with…


Pinwheel in the picture

This is a picture I took of M33. It’s not much, but revealing all the same, given the fact that it’s a simple picture taken in primary focus with a standard DSLR. 25″ exposure time,…


Not really twins

Two very different galaxies feature in this family portrait taken by the NASA/ESA Hubble Space Telescope, together forming a peculiar galaxy pair called Arp 116. The image shows the dramatic differences in size, structure and…