Two new Seyfert galaxies from the IRAS Point Source Catalogue
Two sources selected from the IRAS Point Source Catalogue (PSC) have been spectroscopically identified as galaxies with a Seyfert type active nucleus. The...
Un caos magnético escondido en la galaxia del Remolino
En lo más profundo de la estructura espiral de las galaxias hay una fuerza escondida: los campos magnéticos. Pese a ser invisibles a los telescopios...
V-R diagram for spiral galaxies - New insights into the Hubble sequence
The present examination of the relation between the global parameters of spiral galaxies and their morphological type represents rotational velocity V at 25 mag...
Very high velocity gas in giant extragalactic H II regions.
As part of a systematic survey for the search of high velocity gas in giant extragalactic H II regions, the authors have observed the five largest and brightest...
What do we really know about Spiral Galaxy Morphology
stronomers have long learned to classify spirals in terms of their morphological features, primarily their bulges, discs, and bars. In addition other properties...