The ACS Survey of Galactic globular clusters is a Hubble Space Telescope Treasury program which has obtained deep, high quality photometry of 65 clusters. The...

The MAGIC Cherenkov telescope with its 17 m diameter mirror is the worldwide largest dedicated Cherenkov telescope [1][2]. One of the main goals in the design...

One of the main design goals of the MAGIC telescopes is the very fast repositioning in case of e.g. GRB alarms, implying a low weight of the reflector dish...

In a framework of ELT design study our group is building an Active Phasing Experiment (APE), the main goals of which is to demonstrate the non-adaptive...

The purpose of the Active Phasing Experiment, designed under the lead of ESO, is to validate wavefront control concepts for ELT class telescopes. This...

Introduction: Comet P/2019 LD2 (ATLAS) was discovered early June 2019 as a faint asteroidal object and initially classified as a Jupiter Trojan. In depth...

Here we present the Adaptive Optics Lucky Imager (AOLI), a state-of-the-art instrument which makes use of two well proved techniques, Lucky Imaging (LI) and...

One of the continuing challenges facing astronomers today is the need to obtain ever higher resolution images of the sky. Whether studying nearby crowded fields...

The Advanced X-ray Spectroscopic Imaging Observatory (AXSIO) is a NASA facility class X-ray observatory which can carry out many of the science goals of the...