LOWELL OBSERVATORY.
Lowell Observatory, Arizona, USA
Kitt Peak National Observatory
Kitt Peak Observatory
WIYN 0.9-metre telescope at KPNO
Pluto discovery glass plate
Percival Lowell, US astronomer
Open star cluster M39
Mayall 4-metre telescope at KPNO
Kitt Peak National Observatory, low angle view
Lowell Observatory telescope
ALMA antenna integration area, 2010
Mt. Hamilton, California: c. 1900.The Great Lick 36 inch refractor telescope in the Lick Observatory. (C) Underwood Archives / The Image Works
European Extra Large Telescope, artwork
Telescope & Orion
New Technology Telescope at La Silla, Chile
Cerro Tololo Inter-American Observatory
McGraw-Hill Telescope interior, Arizona, USA
WIYN 3.5-metre Telescope, Arizona, USA
Composite of Orion and Anglo-Australian Telescope
McMath-Pierce Solar Telescope
65cm屈折望遠鏡
赤道儀
European Extremely Large Telescope
Flaming Star nebula
Star cluster Chi Persei
Galaxy cluster Abell 2151
SEST radio telescope at La Silla, Chile
T80-South Telescope interior, Chile
Observatory
Hale Telescope and dome, artwork
Flammarion Observatory, France
M5 mirror of the Extremely Large Telescope, illustration
天体望遠鏡接眼部
天体望遠鏡操作盤
Merger of two neutron stars creating strontium, illustration
Binary black hole, illustration
Double star system HR 6819, illustration
Supernova 1987a remnant, artwork
Carina Nebula, VLT image
Flaming Star nebula (IC 405)
Reflection nebulae NGC 1973-1977
Double star cluster
Open star cluster NGC 7789, optical image
Globular star cluster M55 (NGC 6809)
Galaxies (NGC 5985, NGC 5982, NGC 5981)
Perseus galaxy cluster (Abell 426)
Keck telescope domes
Site of the Very Large Telescope at Cerro Paranal
United Kingdom Infrared Telescope on Mauna Kea
望遠鏡架台部
Pelican nebula
Orion nebula
Lagoon nebula
Wyoming Infrared Observatory
Observatory of Strasbourg
Calar Alto Observatory
Royal Observatory Greenwich
おおぐま座と天体観測所
Roque de los Muchachos Observatory, La Palma, Canary Islands
Elephant's Trunk Nebula, optical image
Supernova remnant G70.5+1.9, optical image
Total lunar eclipse
Galaxy NGC 4753
ジャンタルマンタル(天文台) 親子
The Astronomical observatory in Bogota.
Planetary nebula NGC 246
Veil nebula supernova remnant
Star tidally disrupted by a black hole, illustration
SU Aurigae, VLT image
ジャンタル・マンタル ラーム・ヤントラ
England,London,Greenwich,Royal Observatory,The 28-inch Telescope Dome
Gemini South Telescope, interior panoramic view
SOAR and Gemini South telescopes, Chile
SOAR Telescope interior, Chile
Inside the SMARTS 1.5m telescope dome
GranTeCan telescope, artwork
Tatel radio telescope and US astrophysicist Frank Drake
Astronomer
Meade LX200 16 Telescope
Kitt Peak National Observatory dome
Kitt Peak National Observatory during a lunar eclipse
ジャンタルマンタル(天文台)
Observatories at Mauna Kea, with comet Hale-Bopp
ジャンタルマンタル
European Southern Observatory, La Silla, Chile
MAGIC telescope and Milky Way
ALMA radio astronomy telescopes
ジャンタルマルタル天文台
The dome of the Canada-France-Hawaii Telescope
Gemini North telescope
Star trails over Mayall 4-metre telescope at KPNO
Flaming Star Nebula
Very Large Telescope, Paranal Observatory, Chile
Arizona Radio Observatory at night
天体観測所
NASA's space telescope.
SPECULOOS Southern Observatory, Chile
Southern and northern hemisphere night skies, composite image
Control room of the Gemini South Telescope, Chile
Galaxy SXDF-NB1006-2, illustration
Dust disc around HD 107146, ALMA image
Blanco 4-metre telescope dome at CTIO
Betelgeuse, ALMA image
David Levy
Telescope
Kitt Peak
Very Large Telescope at night
Fort Davis, Texas, Mcdonald Observatory, Mount Fowlkes, Hobby-Eberly Telescope, Fifth Largest In World Exterior View Of Observatory
El Caracol, Mayan observatory
Halo over Kitt Peak National Observatory, Arizona, USA
NGC 7727 galaxy, optical image
Comet C-2014 S3 (PANSTARRS), illustration
Mountain telescope and stars, conceptual illustration
Nebula NGC 6164-5 and star HD 148937
Planetary nebula NGC 5189
Galaxies M81 and M82
PALOMAR OBSERVATORY.
ALMA antenna construction, 2010
Artificial laser stars at the VLT over Paranal
NGC 1333 reflection nebula
Orion Nebula
Gemini North telescope, Hawaii
Hydra telescopic spectrograph device focal plane
Kitt Peak National Observatory domes
Portland Maine Famous Head Light Lighthouse With Telescope
Gemini North and CFHT observatories, Mauna Kea, Hawaii
University of Hawaii & UKIRT telescope domes
San Jose, California: c. 1928 The James Lick Observatory on Mount Hamilton's summit at 4209 feet. Opening in 1887, it was the world's first permanently occupied mountain top observatory
Jantar Mantar
Extremely Large Telescope, illustration
Dish antennae of the VLA radio telescope, NM, USA
Star 51 Pegasi
星の村展文台
Mount Wilson Hooker telescope, USA
Nicholas U Mayall Telescope during a total lunar eclipse
Telescopes at Concordia base, Antarctica
Astronomy at Concordia base, Antarctica
William Herschel Telescope at night
Telescopes, Canary Islands
Section of an astronomical observatory