https://www.psu.edu/news/research/story/needle-haystack-finding-planetary-nebulae-distant-galaxies
Needle in a haystack: Finding planetary nebulae in distant galaxies | Penn State University
Extremely faint planetary nebulae — colorful cosmic objects that appear at the end of a star's life — have been detected in distant galaxies by a research team...
penn state universityplanetary nebulaeneedlehaystackfinding
https://tomesphere.com/paper/0910.0266
Planetary Nebulae in Face-On Spiral Galaxies. III. Planetary Nebula Kinematics and Disk Mass |...
Nov 20, 2014 - This study measures the vertical velocity dispersion of planetary nebulae in five face-on spiral galaxies to test the constancy of the disk mass-to-light ratio...
planetary nebulaein facespiral galaxiesiiikinematics
https://planetarynebulae.net/FR/page_np.php?id=875
Planetary Nebulae
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https://planetarynebulae.net/EN/page_np.php?id=585
Planetary Nebulae
planetary nebulae
https://planetarynebulae.net/EN/page_np.php?id=796
Planetary Nebulae
planetary nebulae
https://planetarynebulae.net/EN/page_np.php?id=1027
Planetary Nebulae
planetary nebulae
https://planetarynebulae.net/FR/page_np_resultat.php?id=30
Planetary Nebulae
planetary nebulae
https://www.scielo.org.mx/scielo.php?script=sci_arttext&pid=S0185-11012012000100001&lng=pt&nrm=iso
The San Pedro Mártir Kinematic Catalogue of Galactic Planetary Nebulae
the sanplanetary nebulaepedrokinematiccatalogue
https://planetarynebulae.net/FR/page_np.php?id=384
Planetary Nebulae
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https://faint-fuzzies.de/en/observations-planetary-nebulae.php?constellation=Peg
Planetary Nebulae - Faint Fuzzies
planetary nebulaefaintfuzzies
https://planetarynebulae.net/EN/page_np.php?id=158
Planetary Nebulae
planetary nebulae
https://planetarynebulae.net/FR/page_np.php?id=1294
Planetary Nebulae
planetary nebulae
https://planetarynebulae.net/EN/page_np.php?id=299
Planetary Nebulae
planetary nebulae
https://planetarynebulae.net/EN/page_np_resultat.php?id=1215
Planetary Nebulae
planetary nebulae
https://planetarynebulae.net/EN/page_np.php?id=1180
Planetary Nebulae
planetary nebulae
https://planetarynebulae.net/FR/page_np.php?id=399
Planetary Nebulae
planetary nebulae
https://planetarynebulae.net/FR/page_np.php?id=437
Planetary Nebulae
planetary nebulae
https://www.astronomersdoitinthedark.com/index.php?c=182&p=571
Astronomers Do It In The Dark - HFG1 and Abell 6 - Two Planetary Nebulae in Cassiopeia - Natural...
Astrophotography by Scott Rosen, HFG1 and Abell 6 - Two Planetary Nebulae in Cassiopeia, Natural Color Narrowband
in the darkdo itplanetary nebulaeastronomersabell
https://planetarynebulae.net/EN/page_np.php?id=1130
Planetary Nebulae
planetary nebulae
https://iac.es/en/science-and-technology/publications/chandra-planetary-nebula-survey-chanplans-ii-x-ray-emission-compact-planetary-nebulae
The Chandra Planetary Nebula Survey (CHANPLANS). II. X-Ray Emission from Compact Planetary Nebulae...
We present results from the most recent set of observations obtained as part of the Chandra X-ray observatory Planetary Nebula Survey (CHANPLANS), the first...
planetary nebulax raychandrasurveyemission
https://planetarynebulae.net/FR/page_np.php?id=1286
Planetary Nebulae
planetary nebulae
https://planetarynebulae.net/EN/page_np.php?id=139
Planetary Nebulae
planetary nebulae
https://planetarynebulae.net/FR/page_np.php?id=964
Planetary Nebulae
planetary nebulae
https://planetarynebulae.net/FR/page_np.php?id=1292
Planetary Nebulae
planetary nebulae
https://dspace-test.anu.edu.au/items/f9d91132-c629-4e03-b144-752c5d73ab64
Supernova remnants, planetary nebulae and the distance to NGC 4214
We present narrow band, continuum subtracted Hα, [S II], Hβ, [O III] and [O II] data taken with the Wide Field Camera 3 on the Hubble Space Telescope in the...
supernova remnantsplanetary nebulaethe distancengc