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Deep space galaxies
Deep space galaxies

SETI institute
Go to and support the SETI institute

Index page for Search for extra-terrestrial intelligence (SETI)

SETI range calculator using Greenbank Telescope parameters 2023

Scotland's SETI team

Deep space in 3D

Make a Mandelbrot image

SETI link budget range calculator

HD-189733b

Send a text message to OGLE-2005-BLG-390Lb

Talking to Icarus - interstellar range and link calculator

An amazing image: need help to determine what it was.



Updated 8 August 2015, 16 Nov 2023.