Deep sky objects are non-stellar astronomical objects that can be seen in the night sky. As telescopes have improved, these faint objects have been broken into more descriptive scientific classifications such as interstellar clouds, star clusters, and galaxies. Deep Sky Observing Amateur Astronomy Science.
- Galaxy Zoo www
Interactive project that allows the user to participate in a large-scale project of galaxy research: classifying millions of galaxies found in the Sloan Digital Sky Survey. Zoo.
- Star Clusters www
General information on star clusters from SEDS. Clusters.
- Observing Messier45 www
Observing guide, Messier45, articles, Messier Gallery, Herschel 400 and Deep Sky Browser which allows the ability to search deep sky objects and view maps and images of over 600,000 objects. Messier45.
- Contains The National Deep Sky Observers Society www
Contains information, National Deep Sky Observers Society, challenges, galaxy clusters, globular clusters, open star clusters, naked eye observations, observing planetary nebulae, the Milky Way, and star hopping. The National Deep Sky Observers Society.
- International The Webb Deep-Sky Society www
International society of amateur and professional astronomers specializing in the observation of deep sky objects. Webb Deep-Sky Society. Includes a forum where members can communicate and publish the results of their observations. The Webb Deep-Sky Society.
- Sketches, Ian's Astro Page www
Sketches, Astro Page, scratchings, pictures, and links, and construction of piggyback camera adaptor. Ian's Astro Page.
- Math Star Observer www
Math Heijen provides a collection of visual observing reports on stars, Observer, double stars and open clusters. Star Observer.
- General, List of Common Deep Sky Catalogs www
General, Common Deep Sky Catalogs, supernova remnants, planetary nebulae, diffuse nebulae, dark nebulae, open clusters, globular clusters, galaxies, clusters of galaxies, double stars, and references. List of Common Deep Sky Catalogs.
- Article Deep Sky Intro www
Article on various types of deep sky objects. Deep Sky Intro.
- Wiki DeepSkyPedia www
Wiki project aiming to help amateur astronomers in planning their observing sessions. DeepSkyPedia. Includes more than 4,000 articles describing the appearance of various deep sky objects in instruments of all sizes. DeepSkyPedia.
- Astronomical Graphite Galaxy www
Astronomical sketches of deep sky objects observed by Ferenc Lovro. Graphite Galaxy.
- Includes A CCD Tour of the Universe www
Includes deep sky objects and solar system CCD galleries, CCD Tour of the Universe, techniques and resources, and equipment. A CCD Tour of the Universe.
- Sketches Astronomical Sketches www
Sketches of astronomical objects made at the telescope by Michael Geldorp. Astronomical Sketches.
- Pointers Secrets of Deep-Sky Observing www
Pointers observers should know includes sky brightness, Deep-Sky Observing, dark adaptation, averted vision, high power, capturing color, and other tips. Secrets of Deep-Sky Observing.
- Information, View-tah's Astronomy Pages - Deep Sky www
Information, Astronomy Pages - Deep Sky, images, charts for the Messier, Caldwell, NGC, and Hubble with search tool. View-tah's Astronomy Pages - Deep Sky.
- Articles, Ray Cash's Deep-Sky Page www
Articles, Cash's Deep-Sky Page, information, photos, and links about deep-sky observing. Ray Cash's Deep-Sky Page.
- Provides Arp's Catalog of Peculiar Galaxies www
Provides images from the catalog of 338 peculiar galaxy views gathered by Dr. Catalog of Peculiar Galaxies. Halton C. Arp in his Atlas of Peculiar Galaxies. Arp's Catalog of Peculiar Galaxies.
- The NetAstro Catalog www
The Internet Amateur Astronomers Catalog (IAAC), Catalog, a mailing list for deep sky observers of all levels. NetAstro Catalog.
- Tutorials, Deepsky Observer's Companion www
Tutorials, Observer's Companion, chart index, discussions, certificates, and resources. Deepsky Observer's Companion.
- Includes Challenging Observing Projects for Amateur Astronomers www
Includes 100 peculiar galaxies, Observing Projects for Amateur Astronomers, off the beaten path, observing galaxy clusters, the Abell planetaries, and the ultimate observing list with images. Challenging Observing Projects for Amateur Astronomers.
- Galleries Visual Deep Sky Observing www
Galleries of sketches, Deep Sky Observing, legend, projects, publications, and links. Visual Deep Sky Observing.
- A Iiro's DeepSky Sketches www
A collection of my deepsky sketches and general information about deepsky objects and telesopes. Iiro's DeepSky Sketches.
- Deep Deep Sky Observing www
Deep sky object types and classifications. Sky Observing. Includes a Messier interactive map, pictures, constellations and observation guide. Deep Sky Observing.
- Images The Messier Catalog www
Images and galleries, Messier Catalog, marathoner list, and new nebula and supernovae. The Messier Catalog.
- Information The Binary Pulsar: PSR 1913+16 www
Information on the PSR 1013+16 pulsar, Binary Pulsar: PSR 1913+16, a part of a binary system, the discoverers of which won the Nobel Prize in 1993. The Binary Pulsar: PSR 1913+16.
- Hubble Hubble Separates Stars In The Mira Binary System www
Hubble Space Telescope News Release/Paper about the discovery of the atmospheric interaction between the giant star Mira and its white dwarf companion star. Hubble Separates Stars In The Mira Binary System.
- A ESO, and Space Telescope Science Archive Facilities www
A joint venture of The European Southern Observatory(ESO), and Space Telescope Science Archive Facilities, and the Space Telescope European Coordinating Facility(ST-ECF). Includes a shared archive server, services, news, updates, digitized sky images, links, and public datasets. ESO, and Space Telescope Science Archive Facilities.
- Mapping USGS Planetary GIS Web Server. www
Mapping interface that will integrate powerful Geographic Information Systems (GIS) graphical, Planetary GIS Web Server., statistical, and spatial relational tools for analyses of planetary datasets. USGS Planetary GIS Web Server..
- Data, Globular Clusters in the Andromeda Galaxy www
Data, Clusters in the Andromeda Galaxy, observation notes, and more about globular clusters within the galaxy. Globular Clusters in the Andromeda Galaxy.
- Part Nebulae www
Part of a larger site on plasma physics. Nebulae.
- Evolutionary Interstellar Molecules evolutionary cycle www
Evolutionary cycle of Interstellar Organic Molecules - Fullerenes, Molecules evolutionary cycle, PAHs, Polyyenes, and biomolecules. Interstellar Molecules evolutionary cycle.
- Lecture White Dwarfs www
Lecture notes by Professor Barbara Ryden. White Dwarfs.
- The Information Bulletin on Variable Stars www
The IBVS is a bulletin of Commissions 27 and 42 of the International Astronomical Union, Bulletin on Variable Stars, published by Konkoly Observatory, Budapest, Hungary. Information Bulletin on Variable Stars.
- A A Ritzian Interpretation of Variable Stars www
A study on the nature of the speed of light in space using light curves and spectroscopic observations of variable stars as evidence. A Ritzian Interpretation of Variable Stars.
- Provides Astro World www
Provides studies, World, images, movies, and equations. Astro World.
- An Summer Stargazing - Night Sky in the Northern Hemisphere www
An article written by Philip Harrington. Summer Stargazing - Night Sky in the Northern Hemisphere.
- Alexa: Deep Sky Observing Amateur
Alexa Directory Top Sites: Deep Sky Observing Amateur
- DMOZ: Deep Sky Observing Amateur
dmoz.org Directory: Deep Sky Observing Amateur