Cassegrain telescope and Moon
Telescope at an observatory with the Milky Way
Lunar eclipse
Comet Lulin and Saturn
Gemini North telescope, Hawaii
Milky Way and SEST telescope
Mayall 4-meter Telescope at night, Arizona, USA
Perigean full Moon, 26 April 2021
Milky Way over Cumeada Observatory, Portugal
S Monocerotis star, 19th century
Dumbbell Nebula, 19th century
Andromeda Galaxy, 19th century
Ring Nebula, 19th century
Pleiades open star cluster, 19th century
Orion Nebula, 19th century
Triangulum Galaxy, 19th century
Whirlpool Galaxy, 19th century
HESS gamma ray telescope, Namibia
Star trails over La Silla, Chile
Comet Holmes, November 2007
Cassegrain telescope in observatory
Moon and Venus at night, La Silla, Chile
Perseid meteor track over Santorini
Moon and Mars in conjunction
Perigean Supermoon
Allen Telescope Array at night
Very Large Telescope at night
North America Nebula over Yunnan Astronomical Observatory
Swedish-ESO Submillimetre Telescope at night
Lunar eclipse, 28/08/2007
Harvest Moonrise
Milky Way over Cerro Armazones
Rho Ophiuchi cloud complex
Kitt Peak National Observatory
The Plough in Ursa Major, optical image
Milky Way over Kitt Peak Observatory
Observatory telescopes with the Milky Way, full-dome image
Observatory telescopes with star trails, full-dome image
Telescopes at an observatory with the Milky Way
Telescopes and astronomer at an observatory at night
Galaxy ESO 381-12, Hubble image
NGC 1866 globular star cluster, Hubble image
Supernova remnant SNR 0454-67.2, Hubble image
Type Ia supernova in Large Magellanic Cloud, Hubble image
Vera C Rubin Observatory, Chile, fishyeye view at night
Vera C Rubin Observatory, Chile, at night
Rising full Snow Moon
Full Moon
Messier marathon, Iran
Comet ISON, November 2013
Night sky view over Cerro Tololo Observatory, Chile
Telescopes
MAGIC telescope and Milky Way
Harvest Moonrise over Dinosaur Park, Alberta, Canada
TRAPPIST telescope, La Silla, Chile
Waxing crescent Moon
VISTA telescope at night, Chile
Milky Way over the MPG ESO telescope
Milky Way over the ESO Telescope, Chile
満月
Towers for the BlackGEM telescope at night
Danish 1.54-metre telescope, Chile
ALMA radio telescope at night, Chile
New Technology Telescope at night, Chile
Telescope in Moonlight
MPG-ESO 2.2-metre telescope at night, Chile
VLT Laser Guide Star Facility
Telescopes at dusk, La Palma
Milky Way over La Silla observatory
Milky Way over La Silla Observatory
Meteor over La Silla Observatory, Chile
Star trails over La Silla Observatory
Astrotourism in the Atacama Desert
ALMA telescopes at night
ALMA telescopes under stars
Paranal Observatory under star trails
Spiral galaxy NGC3949
Milky Way over Kitt Peak Observatory, USA
Night sky over Kitt Peak Observatory, USA
Comet, globular cluster and dwarf galaxy
IC 63 Ghost Nebula, Hubble image
Asteroid 6478 Gault, Hubble image
Southern and northern hemisphere night skies, composite image
ExTrA telescopes at night
Milky Way over Scottish loch
Total lunar eclipse at totality, May 2022
Full Moon with corona
Comet 2008 J1 (Boattini), May 2008
Mario Motta's amateur observatory, USA
William Herschel Telescope
Tatel radio telescope
APEX radio telescope and night sky
MAGIC telescope and star trails
Isaac Newton telescope at night
Visible and Infrared Survey Telescope for Astronomy, Chile
Geminid meteor shower over Blue Moon Valley, China
Crescent Moon, Venus and Jupiter
Lunar occultation of Venus
Amateur Astronomer
Milky way
Kitt Peak Public Observatory
Comet Holmes in Perseus, November 2007
Large Magellanic Cloud
Radio telescope and Moon
Star trails over La Palma observatory
Distortion of light from distant galaxies by galaxy cluster
Serpens Nebula HBC 672 with Bat Shadow
M100 spiral galaxy, Hubble image
Abell S1063 galaxy cluster, Hubble image
Eta Carinae star system, Hubble image
Vera C Rubin Observatory and Milky Way, Chile
Orion over Kitt Peak Observatory, USA
Orion nebulae
Gemini South and SOAR telescopes at night, Chile
Man staring at the night sky, Atacama Desert, Chile
Man staring at the Milky Way at night
Airglow above La Silla Observatory, Chile
Man standing on platform at night, Chile
ExTrA telescopes at night, Chile
SPECULOOS Southern Observatory, Chile
Comet Lovejoy, La Silla Observatory, Chile
Laser guide star, VLT, Chile
Star trails above La Silla Observatory, Chile
Comet 252PLINEAR and VLT at night, Chile
Cerro Armazones at night, Chile
Jupiter and the Milky Way
Road at night, La Silla, Chile
Partial solar eclipse, Atacama Desert, Chile
Meteor track over Scottish loch
Beine-Nauroy observatory, France
Crescent Moon with Saturn
Starry night above Ali observatory, Tibet, China
Crescent Moon with Earthshine and Saturn
Perseid meteor track over Meteora, Greece
Super Moon rising above Beijing, China
Observer using a Dobsonian telescope
Comet Lovejoy
Astrophotography
Very Large Telescope, Paranal Observatory, Chile
Sun and Moon at vernal equinox
Nebula NGC 6559
Milky Way over Yunnan Astronomical Observatory
Artificial laser star over Yunnan Astronomical Observatory
Kitt Peak National Observatory domes
Kitt Peak National Observatory dome
Telescope at night, artwork
Comet Holmes, November 2007, CHFT image
Milky Way reflected in lagoon
Geminid meteor shower over Jade Dragon Snow Mountain, China
Comet 2022 E3 (ZTF)
Milky Way over radio telescope at Qinhai, China