SOFIA airborne observatory in flight
SOFIA airborne observatory model
SOFIA airborne observatory
SOFIA airborne observatory aircraft
SOFIA airborne observatory control station
SOFIA airborne observatory telescope
SOFIA telescope model
GREAT sensor on SOFIA telescope, 2011
X-48C blended wing body aircraft
F-8 Digital Fly-By-Wire test flight aircraft, 1970s
X-43 supersonic test plane
Orion parachute drop testing, 2012
Hubble Space Telescope, artwork
Observatory telescope
James Webb Space Telescope mirror, composite image
Kepler observatory K2 mission
Xombie rocket craft test flight, 2013
Spitzer Space Telescope preparation
Proteus endurance aircraft, 2002
Large Binocular Telescope Interferometer
X-48C sub-scale research aircraft
Space Shuttle Enterprise piggyback flight
Space Shuttle Enterprise test flight
Boeing 757 jet aircraft fuel efficiency research
Test flight for Mars 2020 lander, December 2014
Lick Observatory telescope, 1887
Pic du Midi observatory, France
Tu-144 supersonic laboratory, 1998
Tu-144 supersonic laboratory, 1997
WISE space telescope
Herschel Space Observatory construction
James Webb Space Telescope simulator testing
European Extremely Large Telescope
T80-South Telescope interior, Chile
Milky Way over Cumeada Observatory, Portugal
Telescope at an observatory with the Milky Way
X-38 spacecraft on B-52 wing, 1997
Milky Way galaxy, WISE infrared image
Solar activity, SDO ultraviolet image
Comet Tempel 1, before Deep Impact strike
Starbirth region
Supernova remnant Cassiopeia A, IR image
Solar flare, composite SDO image
Orion spacecraft prior to first test flight, 2014
NASA drone testing flight
Planck space observatory preparations
Planck space observatory tests
SpaceX Crew Demo-1 launch, March 2019
SpaceX Crew Demo-1 after launch, March 2019
Chandra X-ray Observatory after assembly
Supersonic aircraft shockwave research
IRAM radiotelescope antennae
Cerro Tololo Inter-American Observatory
Jupiter over La Silla Observatory, Chile
Goldstone observatory, California, USA
Dark Energy Camera
Transit circle, Edinburgh Observatory
Dark Energy Camera telescope simulator
Milky Way over dome at La Silla Observatory
Star trails over La Silla Observatory
Blanco 4-metre telescope dome at CTIO
Mayall 4-metre telescope at KPNO
North America Nebula over Yunnan Astronomical Observatory
Milky Way over Qinhai Observation Station, China
Supersonic flight research
Autonomous airborne refuelling testing
NASA'S Airborne Infrared Observatory in flight
Global Precipitation Measurement launch
Herschel space telescope construction
Milky Way and SEST telescope
James Webb Space Telescope mirror
McGraw-Hill Telescope interior, Arizona, USA
WIYN 3.5-metre Telescope, Arizona, USA
Orion crew module testing, 2009
Orion crew module test model, 2012
Global Hawk unmanned aerial vehicle
SpaceX Crew Demo-1 splashdown, March 2019
Gaia space probe testing
Mars heat shield research, 2015
Herschel Space Observatory preparations
Parker Solar Probe launch preparations, August 2018
Automatic collision avoidance testing
Ikhana unmanned aerial vehicle
Solar observatory
Orion spacecraft test flight preparations, 2014
Orion spacecraft test flight launch, 2014
Orion spacecraft test flight control centre, 2014
Early jet-assisted take-off (JATO) flight, 1941
Comet Siding Spring, infrared image
BATSE mission gamma ray burst map, 2000
X-48B Blended Wing Body aircraft model
Space shuttle tile repair training
WIYN 3.5-metre telescope dome at KPNO
Jupiter, first SOFIA image
Spitzer Space Telescope launch
Moonlit landscape at La Silla Observatory
Star trails above La Silla Observatory
Parker Solar Probe preparations, July 2018
La Silla Observatory, Chile
Milky Way over La Silla Observatory, 360-degree panorama
Kepler Mission space telescope, artwork
GRAIL spacecraft over the Moon, artwork
Virtusphere virtual reality platform
South Pole telescope
Artificial laser stars at the VLT over Paranal
ATHENA X-ray space telescope mirror module
WIYN 0.9-metre telescope at KPNO
Paranal Observatory under star trails
Chandra observatory in orbit
Clouds at sunset over Yunnan Astronomical Observatory
Chandra observatory onboard space shuttle
Launch team at Artemis I launch attempt
Planck and Herschel launch rocket
Cassegrain telescope in observatory
La Silla observatory, Chile
Space Shuttle prototype testing, 1977
Milky Way over GranTeCan telescope
Clouds and light pollution, Canary Islands
Milky Way over SkyMapper telescope, Australia
Milky Way over Anglo-Australian Telescope
Milky Way and La Silla road mirror
Milky Way over Leonhard Euler Telescope
Milky Way and one of the ALMA telescopes
Milky Way with SEST radio telescope
Milky Way over radio telescope at Qinhai, China
Big Dipper over radio telescope at Qinhai, China
Kitt Peak Public 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
US Naval Observatory refractor telescope, 19th century
15-inch equatorial telescope at US Naval Observatory
HESS gamma ray telescope, Namibia
Merged galaxies
Nebula NGC 6164-5 and star HD 148937
Planetary nebula M2-9
Planetary nebula NGC 246
Planetary nebula NGC 5189