Nutrias in the city

While roller blading on White Oak bayou, within Houston city limits, I met a Nutria family: a mother and 3 juveniles from this year. All swimming in the bayou under the watch of a red eye turtle. I later got closer to the mother, while the youngsters were hiding in the drain.

Visiting the Horse Head nebula in Narrowband

This fall and winter was dedicated to imaging the Cepheus area with a Hydrogen Alpha narrow band filter. However, at the low latitude from where I observe, Cepheus gets low on the horizon pretty early in winter. So I had to find another target to image during the late night. I decided to revisit anContinue reading “Visiting the Horse Head nebula in Narrowband”

Taking a picture of the most luminous blazar flare ever recorded.

A blazar is an active galactic nucleus with a relativistic jet (a jet composed of ionized matter traveling at nearly the speed of light) directed towards the observer. CTA 102 is a blazar-type quasar discovered in the early 1960s in the constellation Pegasus. It is also one of the two great false alarms in theContinue reading “Taking a picture of the most luminous blazar flare ever recorded.”