The word “Schlieren” is German, and translates roughly to “streaks”. What is streaky photography, and why might you want to ...

In the summer of 1995, Robert Williams, then director of the Space Telescope Science Institute, which manages the Hubble Space Telescope 's research program, was paid two visits by the renowned ...

The telescope is shown using lasers to create artificial ... A few months later, the (unpolished) blank of the fifth mirror, M5, was completed, and the cell that will hold it (while adjusting the ...

This particular telescope is under construction in the Atacama Desert in northern Chile, one of the darkest places on Earth ...

It also explains in good detail why you might want to start with a simple Newtonian reflector setup on Dobsonian mounts if you’re crafting your first telescope, in no small part because mirrors ...

The Institut für Sonnenphysik (KIS) located in Freiburg, Germany, has installed a high-precision measuring instrument for the world's largest solar telescope ... the primary mirror with a ...

including the three main instruments (the Optical Telescope Assembly, the Wide Field Instrument, and the Coronagraphic Instrument) and mirrors (both the main 7.9-foot one and the additional nine ...

"It remains unclear what these blanks represent, highlighting the definitional and phenomenological ambiguities surrounding mind blanking." In the past, mind blanking has only been studied using ...