Cash and Harness said they hope to conduct an astronomical demonstration of the Aragoscope concept in the lab, using a 1-meter disk placed several meters from a telescope.

The concept being developed by the University of Colorado Boulder uses an opaque disk up to a half mile across to bend light and converge it in a central point.

Galaxies, including the Milky Way, grow from thick, turbulent disks into layered structures. JWST’s images show this process ...

How light is light? The James Webb Space Telescope has just been able to directly image a planet so light and faint that, in ...

In our cosmic megastructures series, PM explores some of the key engineering and design challenges in constructing gigantic structures for use by humankind in space. Today: the Alderson disk, an ...