Observationer: utrustning & metoder

X-ray astronomers discovered the diffuse gas in clusters of galaxies about 20 years ago. It was later realized that the central gas density in some clusters, and in elliptical …

The 2005 meeting in Taormina, Italy was attended by 127 professionals who develop and use the highest quality detectors for wavelengths from x-ray to sub-mm, with emphasis on …

Because today's amateur astronomical telescopes are both powerful and affordable, spectroscopy - once the province of professionals - is becoming more and more popular. Various …

In many areas of physics, such as astrophysics, solid-state physics, nuclear physics and particle physics, a major outstanding problem is a better understanding of corre­ lation …

Galaxies have a history. This has become clear from recent sky surveys which have shown that distant galaxies, formed early in the life of the Universe, differ from the nearby …

Arising from the 2019 Darwin College Lectures, this book presents essays from seven prominent public intellectuals on the theme of vision. Each author examines this theme through …

The purpose of this book is to give a detailed description of the planetary nebulae including the relevant astronomical observations and their interpretation. The references are …

Almost every serious amateur astronomer knows the benefit of having a fixed observatory of some sort - it saves a vast amount of time and effort during every observing session - …

Our Galactic center's proximity allows astronomers to study physical pro- cesses within galactic nuclei at a level of detail that will never be possible in the more distant, but …

Additions of substance were text on pages 21, 323 and 487 (Portrait Gallery – Mersenne) and corrections on pages 117 2 4 (y to y ), 174 (concerning the scale of Fig.