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Walz-Chojnacki, Greg 1954-

Overview
Works: 21 works in 49 publications in 1 language and 6,220 library holdings
Genres: Juvenile works  Handbooks and manuals  Conference papers and proceedings  Science fiction 
Roles: Author, Performer
Publication Timeline
Key
Publications about Greg Walz-Chojnacki
Publications by Greg Walz-Chojnacki
Most widely held works by Greg Walz-Chojnacki
Celestial delights : the best astronomical events through 2001 by Francis Reddy( Book )
7 editions published between 1992 and 2012 in English and held by 507 libraries worldwide
Celestial Delights is the essential¡'TV Guide' for the sky.¡Through extensive graphics integrated with an eight-year-long calendar of sky events, it provides a look at "don't miss" sky events, mostly for naked-eye and binocular observing. It is organized by ease of observation {u2013} lunar phases and the brighter planets come first, with solar eclipses, the aurora, and comets coming later. This third¡edition¡also includes a hefty dose of sky lore, astronomical history, and clear overviews of current science. It provides a handy reference to upcoming naked-eye events, with information broken out in clear and simple diagrams and tables that are cross-referenced against a detailed almanac for each year covered. This book puts a variety of information all in one place, presents it in a friendly way that does not require prior in-depth astronomical knowledge, and provides the context and historical background for understanding events that astronomy software or web sites lack
Comet! : the story behind Halley's comet by Greg Walz-Chojnacki( Book )
1 edition published in 1985 in English and held by 479 libraries worldwide
Explains the nature of comets, what is known about Halley's comet, and various countries' plans to study it in 1985 and 1986. Makes suggestions for maximum viewing enjoyment
The moon by Isaac Asimov( Book )
3 editions published in 1994 in English and held by 412 libraries worldwide
This book discusses the different theories on the origins of the Moon and the space missions sent to study it
Our planetary system by Isaac Asimov( Book )
2 editions published in 1994 in English and held by 402 libraries worldwide
This book discusses the members of the Sun's family, and how each differs from the other
Death from space : what killed the dinosaurs? by Isaac Asimov( Book )
2 editions published between 1994 and 1995 in English and held by 381 libraries worldwide
This book discusses the possible causes and effects that led to the death of dinosaurs millions of years ago
UFOs : true mysteries or hoaxes? by Isaac Asimov( Book )
3 editions published in 1995 in English and held by 369 libraries worldwide
This book introduces information on unidentified flying objects
The birth of our universe by Isaac Asimov( Book )
3 editions published in 1995 in English and held by 347 libraries worldwide
This book introduces information to help the reqader understand the vastness of the universe
Cosmic debris : the asteroids by Isaac Asimov( Book )
1 edition published in 1994 in English and held by 337 libraries worldwide
Provides facts and information about asteroids
Our vast home : the Milky Way and other galaxies by Isaac Asimov( Book )
3 editions published in 1995 in English and held by 325 libraries worldwide
Provides an insider's view of our own Milky Way and discusses the nature and behavior of galaxies in general
Astronomy projects by Isaac Asimov( Book )
2 editions published in 1996 in English and held by 312 libraries worldwide
This book presents a variety of astronomy projects, including modelmaking, sky observation, and creative writing
Aliens and extraterrestrials : are we alone? by Isaac Asimov( Book )
1 edition published in 1995 in English and held by 299 libraries worldwide
This book discusses "extraterrestrials."
Pollution in space by Isaac Asimov( Book )
2 editions published in 1995 in English and held by 285 libraries worldwide
This book introduces information on pollution in space
Space colonies by Isaac Asimov( Book )
3 editions published in 1995 in English and held by 272 libraries worldwide
This book discusses the role that must be taken in dealing with other worlds
Discovering comets and meteors by Isaac Asimov( Book )
2 editions published between 1995 and 1996 in English and held by 259 libraries worldwide
Discusses the characteristics of comets and meteors and cites both famous appearances and unexplained mysteries connected with them
Modern astronomy by Isaac Asimov( Book )
1 edition published in 1996 in English and held by 243 libraries worldwide
Offers an account of how scientists and amateurs use instruments such as space telescopes, computers, radio telescopes, and binoculars to study the universe
Science fiction : visions of tomorrow? by Isaac Asimov( Book )
1 edition published in 1995 in English and held by 229 libraries worldwide
This book compares science fiction with science fact
The 21st century in space by Isaac Asimov( Book )
2 editions published in 1996 in English and held by 223 libraries worldwide
Projects astronomical and astronautical possibilities for the future, such as huge telescopes, airplanes in space, a probe to the sun, and a landing on Mars
Discovering comets and meteors - rev. ed by Isaac Asimov( Book )
1 edition published in 1996 in English and held by 2 libraries worldwide
This book cites mysteries of comets and meteors
 
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Alternative Names
Chojnacki, Greg, Walz-
Chojnacki, Greg Walz- 1954-
Languages
English (40)
Covers
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