Skip to content
MU
Astronomy Home Page
Research
Notes & Essays
Posters
Galaxies
Planetary Nebulae
Diffuse Nebulae
Star Clusters
Solar System
Equipment
Other
Planetary Nebulae
Abell 61
October 9, 2011
Abell 61 is an old, evolved planetary nebula, about the size of the M97 – The Owl, although much fainter. It is measured 3.4′ in…
Other
Observing the Sun in H-alpha
October 8, 2007
An online article by D. Knisely translated to Russian.
Other
Spectroscopy with Star Analyzer 100
October 8, 2006
Other
M 42 Nomenclature
October 8, 2006
M42, the Great Orion Nebula, is probably one of the most interesting objects in the sky. The amount of details visible in a telescope of…
« Previous Page
1
…
5
6
7