The present white paper is submitted as part of the “Snowmass” process to help inform the
long-term plans of the United States Department of Energy and the National Science …

The rapid development of Low Earth Orbit (LEO) mega constellations has significantly
contributed to several aspects of human scientific progress, such as communication …

We report on the coherent beam combining of 61 femtosecond fiber chirped-pulse amplifiers
in a tiled-aperture configuration along with an interferometric phase measurement …

Mini-EUSO is a telescope observing the Earth in the ultraviolet band from the International
Space Station. It is a part of the JEM-EUSO program, paving the way to future larger …

This report describes a cost-benefit analysis of approaches for debris remediation, which is
defined as any action taken to reduce the risks posed by orbital debris by moving, removing …

Among the problems raised by the presence of debris in Earth Orbit, the question of large
derelict satellites in Geostationary Orbit (GEO) is of major importance. More than 1000 …

EUSO-TA is a ground-based telescope, installed at the Telescope Array (TA) site in Black
Rock Mesa, Utah, USA. This is the first detector to successfully use a Fresnel lens based …

The Mini-EUSO instrument is a UV telescope to be placed inside the International Space
Station (ISS), looking down on the Earth from a nadir-facing window in the Russian Zvezda …

Removing space debris is an urgent task to ensure sustainable space activity. Towards this
end, we propose herein a tethered plate satellite that can remove many items of small space …

At the École Polytechnique «LULI» facility, we have measured the impulse coupling
coefficient C m (target momentum per joule of incident laser light) with several target …