Asteroids – Relics of Ancient Time Where do asteroids come from and what are they made of? What clues do they hold about the evolution of the Solar System? Scientists have catalogued hundreds of thousands of asteroids and many are thought to contain water and amino acids the building blocks of life. Michael K. Shepard […]
Digital SLR Astrophotography Digital SLR cameras have made it easier than ever before to photograph the night sky. Whether you’re a beginner nature photographer or serious astronomer this is the definitive handbook to capturing the heavens. Starting with simple projects for beginners such as cameras on tripods it then moves onto more advanced projects including […]
What is that star called? Where is the Great Bear? A Walk through the Heavens is a beautiful guide to the pathways in the night sky and which answers these questions and more. Written for complete beginners this book introduces the reader to the patterns of the northern hemisphere’s sky in a clear and memorable […]
Astrophotography is Easy! Focuses on true beginners in astrophotography assuming no prior knowledge of the subject Covers the scientific background necessary equipment and field techniques for photographing the sky Avoids overly technical material in favor of a casual reader-friendly guide There are many books covering different facets of astrophotography but few of them contain all […]
Explains in a digestible nonmathematical way how dark matter can be observed Covers the study of dark matter over time from early clues to modern observations Illustrates the exciting search for the invisible matter that makes up a large part of the universe Get ready to embark on the exciting search for dark matter—the invisible […]
Gives a gentle introduction to our current knowledge of the universe and how we came to our present view Descriptive rather than mathematical but includes maths separately for those seeking more detail Author is an experienced teacher and popularizer in the field of astronomy and cosmology Starting out from humankind’s earliest ideas about the cosmos […]
Explains what stars really are through basic physics and recent findings Successfully conveys the excitement of astronomical discovery Provides rich information and drawings on the exotic physical phenomena underlying celestial objects Motivates readers with the challenges that await them in science This volume is devoted to one of the fascinating things about stars: how they […]
Enables observers to find popular and more unusual objects for a varied and interesting observing session Shows town dwellers how to make the most of their limited horizons and skies Includes original images and detailed charts to find objects that may not be easily visible without a telescope Provides a list that is complemented by […]
Includes suggestions for observing periodic comets in addition to finding new comets Small trim size and to-the-point text make this ideal for use as an on-the-go-reference Explains the possibilities for an amateur observer to make a significant contribution to planetary science through comet-spotting In these days of computers and CCD cameras visual comet observers can […]
Meteors and How to Observe Them Explains what meteors and meteroids are Provides necessary expertise in observing meteors Enables the observer to plan meteor shower “expeditions” well into the future Enables observers to produce scientifically useful data Provides contacts with other individuals and groups devoted to viewing meteor showers ASTRONOMERS’ OBSERVING GUIDES provide up-to-date information […]
Hotech 2 tum och 125 tum laserkollimator med punkt Högsta precision HOTECH’s lasrar håller absolut högsta mekaniska kvalitet. Precisionstillverkning i CNC-maskiner ger extremt snäva toleranser. En av de absolut bästa lasrar vi testat. Finns även med hårkors se relaterade artiklar nedan! Leveransen omfattar: Hotech 2/125 laser Batteri Förpackat i presentetui med formpressad inredning Lasern är […]
Hotech SCA-1.25C laserkollimator med punkt Högsta precision HOTECH’s lasrar håller absolut högsta mekaniska kvalitet. Precisionstillverkning i CNC-maskiner ger extremt snäva toleranser. En av de absolut bästa lasrar vi testat. Finns även med hårkors se relaterade artiklar nedan! Leveransen omfattar: Hotech 125 laser Batteri Förpackat i presentetui med formpressad inredning Lasern är i laserklass 2 Manual […]
Hotech 2 tum och 125 tum laserkollimator med hårkors Hårkorslasern ger dig möjlighet att exakt centrera lasern i frontplåtens centrumhål. Underlättar också väsentligt centrering av lasern på huvudspegelns centrummarkering. Högsta precision HOTECH’s lasrar håller absolut högsta mekaniska kvalitet. Precisionstillverkning i CNC-maskiner ger extremt snäva toleranser. En av de absolut bästa lasrar vi testat. Leveransen omfattar: […]
Baader-Planetarium 125 tum – T2 fokaladapter med räfflad säkerhetsspår Adaptern fungerar som Baaders vanliga 125-T2 fokaladapter men har flera små säkerhetsspår istället för ett stort säkerhetsspår. Anledningen till det är att stora säkerhetsspår ibland får problem med klämringarna i okularklämman det kan hända att de inte går att få loss igen eller att de sitter […]
