CometAl

A recent Solar CME released large amounts of material from the the Sun's surface. Some interesting plasmoinds can be seen in the STEREO ...

Congrats to GRAS on securing a plot of land at Siding Spring for there new Australian GRAS complex. This is my concept of heavy duty set of...

Here are a few attempts of imaging the sky using my own equipment. A Standard DLSR and an EQ mounted Orion 80MM EON. The struggle wit...

A view of comet 249P as seen in STEREO HI1A imager. Showing a small tail to the left as it passes close to perihelion, the sun is to the low...

Here is some fun that you can do, while the clouds are covering the sky or as where I am from the sun is up, with the Geminid Meteor show...

Fellow blogger Ian has a nice explanation of the how we can see Mercury's Sodium Tail using the STEREO A and B space craft . It's al...

This comet is now passing rapidly through STEREO HI1A FOV. This is a small movie of this faint comet traveling upper right to lower left. Ap...