News

New year, new gratings

MOONS has taken delivery of the two high-resolution H-band VPH diffraction gratings. These beautiful looking gratings were manufactured by Kaiser Optical Systems, Inc.  in US and represent a remarkable technical achievement. Only a handful of such large gratings for these wavelengths and resolutions have ever been manufactured, and MOONS made the task even more challenging as its large … Continue reading New year, new gratings

Blue MOONS

The MOONS cryostat has arrived in Edinburgh – and it’s big. This is a key milestone for the project and allows much of the major assembly to really get under way. MOONS will be unique in providing wavelength coverage out to 1.8 microns, with a high multiplex. But this comes at a cost: to work … Continue reading Blue MOONS