- A
nebula (Latin for 'cloud, fog'; pl.:
nebulae,
nebulæ, or nebulas) is a
distinct luminescent part of
interstellar medium,
which can
consist of ionized...
- planets. The term
originates from the planet-like
round shape of
these nebulae observed by
astronomers through early telescopes. The
first usage may have...
- The New
General Catalogue of
Nebulae and
Clusters of
Stars (abbreviated NGC) is an
astronomical catalogue of deep-sky
objects compiled by John
Louis Emil...
-
articles contain lists of
nebulae: List of dark
nebulae List of
diffuse nebulae List of
planetary nebulae List of
protoplanetary nebulae List of
supernova remnants...
-
Messier in his
Catalogue des Nébuleuses et des Amas d'Étoiles (Catalogue of
Nebulae and Star Clusters).
Because Messier was
interested only in
finding comets...
-
objects behind it, such as
background stars and
emission or
reflection nebulae. The
extinction of the
light is
caused by
interstellar dust
grains in the...
- The
following is an
incomplete list of
known planetary nebulae.
Table entries are
sourced from the
individual articles,
where available, for each nebula...
-
diffuse nebulae. Most
nebulae are diffuse,
meaning they do not have well-defined boundaries.
Types of
diffuse nebulae include emission nebulae and reflection...
- This is a list of dark
nebulae (absorption
nebulae), also
called "dark clouds". E
Nebula (Barnard 142 and 143)
Barnard 68,
possibly the
closest to Earth...
-
called the Zone of Few
Nebulae in an 1878
paper by
English astronomer Richard Proctor that
referred to the
distribution of "
nebulae" in John Herschel's General...
