Mattison, Hiram, 1811-1868 · New York, Huntington and Savage, Mason and Law · leaf 169
s, if we had telescopes of sufficient power. 795. What are Planetary Neb-ula ? Clusters so nearly round asto resemble planets through or-dinary telescopes. 796. What are Stellar Nebula ?Such as seem to have a bright star at or near their center. 797. Where are these Stars probably situated ?In the… … ANNULAR NEBUL*:.
Astronomy
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
