Earth's atmosphere is an impediment to astronomical observations. Not only is cloudy weather a problem, but temperature ...
In order to continuously control the thickness, the interferoMETER IMS5420 series white light interferometers were developed.
Last week, four lasers were projected into the sky above the European Southern Observatory (ESO) Paranal site in Chile. The ...
ESO's original GRAVITY interferometer had operated since 2016, incorporating a cryogenically cooled Beam Combining Instrument ...
For better images, the European Southern Observatory can combine four optical telescopes. Now, thanks to laser technology, a ...
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