The LIGO Open Science Center provides data from gravitational-wave observatories, along with access to tutorials and software tools.
The LIGO observatories are built and operated by the
Institute of Technology
and Massachusetts Institute of
Technology) with participation by the
LIGO Scientific Collaboration,
and are supported by the
U.S. National Science Foundation.
The Virgo detector is designed, built and operated by a collaboration
that includes the Centre National de la
Recherche Scientifique (France),
the Istituto Nazionale di Fisica
Nucleare (Italy) and Nikhef
(Netherlands), with Polish,
Hungarian and Spanish institutes and the
European Gravitational Observatory