Products

The Tele Vue-85's mix of aperture and small physical size makes it a wonderful "go anywhere, do anything," crossover instrument—with Tele Vue quali...

Developed in 2010, this model can make an f/3 mirror act like an f/12 without a Paracorr. Essentially diffraction-limited across the field, it make...

Telrad base only, perfect for mounting one Telrad finder on multiple telescopes.

This product requires the use of a simple D/C adapter (AZ-719) or dual channel controller (AZ-720) to be powered. Use of a dew controller other th...

This is the handiest device ever invented for telescopes. The Telrad works like the heads-up display in a fighter jet, appearing to project a red b...

The Astrophotographer’s Log Book arose from the need to record and organize the data from astrophotography sessions in an efficient and consistent ...

What type of telescope is best for beginners? Can I use my camera to take photographs through a telescope? How good are the new computerized tele...

Authors: Franklin M. Branley & Molly CoxePaperback: 32 pagesReading Level: Ages 4-8Explains basic facts about the Big Dipper, including which s...

Thousands of people learned astrophotography from the first two editions, now The Deep-sky Imaging Primer has been fully revised and expanded in th...

A nonfiction picture book for ages 5 to 8 that explores the place we all call home―planet Earth! Learn how Earth was made, why there’s life here, ...

Celebrate NASA and space exploration with the MiniBlock Astronaut Building Set. Featuring 390 pieces, this detailed set includes a saluting astrona...

Embark on a NASA-inspired space mission with the MiniBlock Mars Rover Building Set. Featuring 399 pieces, this detailed set includes a movable robo...

Recreate the legendary Saturn V Rocket with the MiniBlock Saturn V Rocket Building Set. Featuring 391 pieces, this detailed set includes realistic ...

Recreate the unique beauty of the Sonoran Desert with the MiniBlock Saguaro Cactus Building Set. Featuring 158 pieces, this detailed set includes r...

Build a detailed model of a space shuttle on its launch pad with the MiniBlock Space Shuttle Building Set. Featuring 542 pieces, this set includes ...

Build a miniature version of a space shuttle with the MiniBlock Space Shuttle Magnet Building Set. Featuring 115 pieces, this detailed mini block m...

Build a Solar System with Mini Building Blocks. This fun and challenging kit contains 1475 pieces and makes a great gift for both kids and adults. ...

The brightest and largest object in the night sky, the Moon is about 1/4 the diameter of Earth and is approximately 240,000 miles (385,000 km) dist...

A full-color nonfiction picture book to introduce kids ages 5 through 8 to our closest cosmic neighbor―the moon! The moon is one of the smaller ce...

This is the long, catalog/marketing description of the product.Learn about stars, our moon, planets (visible with the naked eye), eclipses, meteor ...

Author: David Allen SibleySoftcover: 544 pagesDavid Allen Sibley, America's most gifted contemporary painter of birds, is the author and illustrato...

Ideal for backyard stargazers, this introduction to astronomy offers a unique blend of advice and personal observations. Drawn from decades of expe...

Look up! What do you see? The sun, moon, stars, other planets? You’re checking out the solar system! The Solar System: Out of This World with Scie...

A full-color nonfiction picture book for ages 5 to 8 about those billions of stars you see when you look up into the nighttime sky! The Universe i...

Author: H. A. ReyPaperback: 160 pagesClassic guide for beginning astronomers from the creator of Curious George. Perfect for both kids and adults w...

A nonfiction picture book that explores a very important star―the sun! Kids ages 5 to 8 listen as the Universe explains key facts about our cosmic...

In the almost 15 years since the release of the fifth edition of The Universe and Beyond, our understanding of the universe has advanced exponentia...

Answers to the most popular astronomy questions of today. Over the course of their illustrious work in astronomy, Heather Couper and Nigel Henbes...

Author: E. W. BullingerPaperback: 296 pagesA consistent best-seller, redesigned for contemporary readers. The Psalmist says, “The heavens declare t...

The Cat in the Hat takes readers on an out of this world reading adventure through outer space! The Cat in the Hat's Learning Library is a nonfict...

Roberta Bondar's voyage as an astronaut aboard the space shuttle Discovery was the realization of childhood dream for the Canadian scientist and do...

Author: Ken GraunSpiralbound Softcover: 128 pagesWritten especially for beginning to intermediate astronomy enthusiasts.This is your complete guide...

  Celestron’s proprietary XLT fully multi-coated optics increase light transmission through the optical path to deliver crisp, high contrast image...

Celestron’s proprietary XLT fully multi-coated optics increase light transmission through the optical path to deliver crisp, high contrast images ...

Conceived in a dream in July 1948, Paul Fisher was soon machining a new pen design shaped from solid aluminum. It became the first Fisher ball poin...

Our 1-1/4" Light Pollution Reduction (LPR) Filters are designed to selectively reduce the transmission of certain wavelengths of light, specificall...

Our 2" Light Pollution Reduction (LPR) Filters are designed to selectively reduce the transmission of certain wavelengths of light, specifically th...

  65 mm Refractor Spotting Scope Multi-Coated optics 45° viewing angle 18-55x zoom eyepiece Sight tube for quick targeting Waterproof Soft carryin...

  80 mm Refractor Spotting Scope Multi-Coated optics 45° viewing angle 20-60x zoom eyepiece Sight tube for quick targeting Waterproof Soft carryin...

80 mm Refractor Spotting Scope Multi-Coated optics Straight through viewing angle 20-60x zoom eyepiece Sight tube for quick targeting Waterproof S...

10mm parfocal Ultra Flat Field eyepiece designed for 1.25” focusers Incredibly crisp views from center to edge of field Fully multi-coated, 5-ele...

15mm parfocal Ultra Flat Field eyepiece designed for 1.25” focusers Incredibly crisp views from center to edge of field Fully multi-coated, 8-ele...

18mm parfocal Ultra Flat Field eyepiece designed for 1.25” focusers Incredibly crisp views from center to edge of field Fully multi-coated, 8-ele...

24mm Ultra Flat Field eyepiece designed for 1.25” focusers Incredibly crisp views from center to edge of field Fully multi-coated, 8-element lens...

30mm parfocal Ultra Flat Field eyepiece designed for 2” focusers Incredibly crisp views from center to edge of field Fully multi-coated, 9-elemen...

Ultimate Stickers Books make learning fun. Each Ultimate Sticker Book presents an array of colorful, photographic stickers of baby animals or dinos...

Powerful 20x optical system for an image that is close-up to the action Large 50mm objective lenses with tremendous light gathering capability Hig...