by Pat Browne
The Pleiades - a naked eye Open Star Cluster
(also known from Greek mythology as the Seven Sisters)
We first encountered the Pleiades setting in the West in the...
by Pat Browne
Recently, a Night Sky Friend recently wrote me to me...:
Looking at Mars lately and wondering if you have already or are intending to open up the telescope...
by Pat Browne
Detection of Cosmic Ray Source Galaxy - a chilling discovery
On July 12 2018, the Ice Cube neutrino Laboratory at the Amundsen–Scott South Pole Station announced the results...
MVNSC: Mississippi Valley Night Sky Conservation: The Night Sky Around Us Lecture 4
Program developed by:
Mississippi Valley Conservation
Authority Royal Astronomical Society of Canada
Ottawa Astronomy Friends
Instructor:...
Celestial Motion of Planets - Orbits in the Ecliptic Plane
The planets fall into two groups relative to Earth's location:
Outer Planets : Sun--Earth--Planet -- Mars,...
February - Orion's Stellar Distances
by Pat Browne
Orion's Sword contains the Trapezium - an asterism containing 4 Stars embedded in Nebulousity
Constellation of Orion -...
MVNSC: The Night Sky Around Us Lecture 3
Program developed by:
Mississippi Valley Conservation
Authority Royal Astronomical Society of Canada
Ottawa Astronomy Friends
Instructor: Pat Browne
Assistants: Andrew Lindstrom, Bob...
MVNSC - Mississippi Valley Night Sky Conservation The Night Sky Around Us Lecture 2
Program developed by:
Mississippi Valley Conservation
Authority Royal Astronomical Society of Canada
Ottawa Astronomy...
Mississippi Valley Night Sky Conservation (MVNSC):
“The Night Sky Around Us”
Program developed by:
Mississippi Valley Conservation
Authority Royal Astronomical Society of Canada
Ottawa Astronomy Friends
Instructor: Pat Browne
Assistants:...