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LIGO
Laser Interferometer
Gravitational-Wave Observatory
Supported by the U.S. National Science Foundation
Operated by Caltech and MIT
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showing 25 of 102 records on page 3 of 5
Reconstruction_comparison
Gravitational waves detected by LIGO
September 27, 2017

Gravitational wave forms.
O1-o2-skymaps
Skymap of gravitational waves Sept ...
September 27, 2017

Sky locations of known gravitational waves.
Virgo_aerial_view_01
Virgo detector (aerial photo)
September 27, 2017

Virgo
Gw170104a_close-up_spinning_black_holes
Dancing Duo of Black Holes
June 1, 2017
Artwork
Dancing Duo of Black Holes
Localization_map_w_virgo
Forecasting LIGO Detections in the ...
June 1, 2017
Observation
Forecasting LIGO Detections in the Three-Detector Era
Localization_map_wo_virgo
Sky Map of LIGO's Black-Hole Mergers
June 1, 2017
Chart
Sky Map of LIGO's Black-Hole Mergers
Bhmasschartgw17
New Population of Binary Black Holes
June 1, 2017
Chart
New Population of Binary Black Holes
Data_h1l1-h1_dcs-calib_strain_c01-l1_dcs-calib_strain_c01-qscan
Data from the gravitational wave si...
June 1, 2017
Observation
The data LIGO saw that indicated there was a gravitational wave.
Gw170104spiralorbschem
Before the Merge: Spiraling Black H...
June 1, 2017
Artwork
Before the Merge: Spiraling Black Holes
Reconstruction_comparison
Comparison of gravitational-wave si...
June 1, 2017
Chart
Reconstructions of the three confident and one candidate gravitational wave signals detected by LIGO to date, including the most recent one.
Some_vac_sys_control_components_prpl_bkgd
LIGO Vacuum System Controls
October 19, 2016
LIGO Lab •
Black_hole_mass_chart
Black Holes with Known Masses
June 15, 2016
LIGO Lab • Chart
An image showing black holes with known masses.
Ligo_events_timeline
LIGO's First Observing Run
June 15, 2016
LIGO Lab • Chart
This illustration shows the dates for two confirmed gravitational-wave detections by LIGO; and one candidate detection, which was too weak to unambiguously confirm.
Localization_comparison_1
Mapping LIGO’s New Detection on the...
June 15, 2016
LIGO Lab • Collage
The approximate location of the gravitational-wave event detected on December 26, 2015 by LIGO is shown on this sky map of the southern hemisphere.
Gravity_waves_stillimage
Spiral Dance of Black Holes
June 15, 2016
LIGO Lab • Artwork
An illustration showing the merger of two black holes and the gravitational waves that ripple outward as the black holes spiral toward each other.
Localization_comparison_2
Mapping LIGO Detections on the Sky
June 15, 2016
LIGO Lab • Collage
The approximate locations of the two gravitational-wave events detected so far by LIGO are shown on this sky map of the southern hemisphere.
Localization_all_ligo
Mapping LIGO’s Detections During Fi...
June 15, 2016
LIGO Lab • Collage
A 3-D projection of the Milky Way onto a transparent globe showing probable locations of all three LIGO events detected during the first observing run.
Ligo20160211e
Massive Bodies Warp Space-Time
February 11, 2016
LIGO Lab • Artwork
How our sun and Earth warp space and time, or spacetime, is represented here with a green grid. As Albert Einstein demonstrated in his theory of general relativity, the gravity of massive bodies warps the fabric of space and time—and tho...
Ligo20160211a
Gravitational Waves, As Einstein Pr...
February 11, 2016
LIGO Lab • Chart
These plots show the signals of gravitational waves detected by the twin LIGO observatories at Livingston, Louisiana, and Hanford, Washington. The signals came from two merging black holes, each about 30 times the mass of our sun, lying ...
Gravwave
Two black holes merging
February 11, 2016
LIGO Lab • Simulation
An illustration of two black holes merging.
Gw_detector_map_v5
Gravitational-Wave Observatories Ac...
February 11, 2016
LIGO Lab • Chart
This map shows gravitational-wave observatories (both operating and planned) across the globe.
Ligo20160211d
Two Black Holes Merge into One
February 11, 2016
LIGO Lab • Simulation
The collision of two black holes holes—a tremendously powerful event detected for the first time ever by the Laser Interferometer Gravitational-Wave Observatory, or LIGO—is seen in this still from a computer simulation. This simulation s...
Ligo20160211b
Where the Gravitational Waves Came ...
February 11, 2016
LIGO Lab • Collage
The approximate location of the source of gravitational waves detected on September 14, 2015, by the twin LIGO facilities is shown on this sky map of the southern hemisphere.
Advligoreach_beverly_berger_nsf
Advanced LIGO's Extended Reach
January 28, 2016
LIGO Lab • Chart
Advanced LIGO's Extended Reach
Dscf2525
Inspecting LIGO's optics for contam...
December 14, 2015
Livingston • Photograph
LIGO Livingston optics technician, Gary Traylor, uses a light to meticulously inspect one of LIGO’s laser-reflecting mirrors for dust particles or other contaminants
 
showing 25 of 102 records on page 3 of 5
Contact LIGO Caltech

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The LIGO Laboratory is supported by the U.S. National Science Foundation award PHY-2309200 and
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