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- One Star, Two Star, Red Star, Blue Star: an Updated Planetary Nebula Central Star Distance Catalogue from Gaia EDR3 N
- The COLOUR of CREATION Observing and Astrophotography Targets “At a Glance” Guide
- Globular Clusters, Though
- The SPIRIT Telescopes
- Southern Sentinel Observing Session Notes
- The Timescale Correlation Method: Distances to Planetary Nebulae with Halos Arsen R
- Planetary Nebulae Abundances and Stellar Evolution II *
- Deep Sky Objects NCG 602 in the Small Megallanic Cloud Credit: NASA, ESA and the Hubble Heritage Team (Stsci/AURA) — ESA/Hubble Collaboration and S
- Marketing Fragment 8.5 X 12.T65
- Dave Mitsky's Monthly Celestial Calendar
- The Southern Planetary Nebula Program
- The Ring Nebula),” Lame, N
- A Abell 21, 20–21 Abell 37, 164 Abell 50, 264 Abell 262, 380 Abell 426, 402 Abell 779, 51 Abell 1367, 94 Abell 1656, 147–148
- Survey of Planetary Nebulae at 30 Ghz with OCRA-P
- A Robust Statistical Distance Indicator for Planetary Nebulae
- Recommended Texts and Websites 425
- The Brightest Planetary Nebulae Observing Atlas
- ASSA Bulletin February 2017.Pub
- Finest NGC.Xlsx
- And-Andromeda-V1 Ant-Antlia-V1 Aps-Apus-V1
- Illustrated NGC Objects List
- The Brightest Planetary Nebulae Observing Atlas
- The Secret Deep Stephen James O’Meara Index More Information
- Go-To Telescopes Under Suburban Skies (Patrick Moore's Practical
- Object Index
- Primary ID Alternate ID Nickname Con RA 2000 Dec-00 Mag Size Sbr CS
- OIII-Filter Voorwerpe