astronomical spectrograph
51Redshift — This article is about the astronomical phenomenon. For other uses, see Redshift (disambiguation). Physical cosmology …
52Proxima Centauri — Coordinates: 14h 29m …
53Milky Way — This article is about the galaxy. For other uses, see Milky Way (disambiguation). Milky Way galaxy Image of the Milky Way s Galactic Center in the night sky above Paranal Observatory Observation data …
54Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
55Dark matter — Not to be confused with antimatter, dark energy, dark fluid or dark flow. For other uses, see Dark Matter (disambiguation) …
56Orion Nebula — The entire Orion Nebula in visible light. Credit: NASA/ESA Observation data: J2000 epoch …
57STS-80 — Infobox Space mission mission name = STS 80 insignia = Sts 80 patch.png shuttle = Columbia launch pad = 39 B launch = November 19, 1996, 2:55:47 p.m EST landing = December 7, 1996, 6:49:05 a.m. EST, KSC duration = 17 days, 15 hours, 53 minutes,… …
58Great Observatories program — Four Great Observatories satellites NASA s series of Great Observatories satellites are four large, powerful space based telescopes. Each of the Great Observatories has had a similar size and cost at program outset, and each has made a… …
59List of asteroid-discovering observatories — Contents 1 Observatories 1.1 Bohyunsan Optical Astronomy Observatory 1.2 Cerro El Roble Astronomical Station …
60Optical telescope — Eight Inch refracting telescope (Chabot Space and Science Center) An optical telescope is a telescope which is used to gather and focus light mainly from the visible part of the electromagnetic spectrum for directly viewing a magnified image for… …
