Blog Posts

International Astronomy Day – April 29, 2017

International Astronomy Day is observed twice each year by astronomers across the world. Local astronomy clubs, planetariums, observatories, and other groups sponsor public events each spring and fall to help newcomers make connections at all levels. The event is also intended to foster public awareness of astronomy and all of the sciences associated with it […]

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New Cardboard Southern Hemisphere Edition

Due to popular demand, we have just published our Southern Hemisphere version of The Night Sky in our economical cardboard format. Our cardboard format planisphere includes the same large, easy to read map disc as our Large Plastic charts but with a cardboard outer mask. Although more budget-friendly, our cardboard planispheres exhibit superior durability and […]

Why You Need a Sky Atlas

A New Telescope This Christmas? During the Christmas season we are often asked our opinion about the best beginner telescopes for a Christmas gift. There are a great many good quality telescopes on the market now at reasonable prices so it is not too difficult to get a reasonably capable instrument. In truth, however, there […]

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Taurids Meteor Showers

As we enter November temperatures are beginning to drop making for a more bundled up stargazing experience. We are starting to see our familiar winter constellations come back into view and the cold dry nights actually provide some great seeing when the skies are clear. This week the Earth is passing through the debris trail […]

Orionid Meteor Shower

As we move forward into winter we are now privileged to have Orion and its many deep-sky objects back in our skies at reasonable observing times. As if to announce Orion’s return to our night skies the annual Orionids meteor shower begins in early October and will peak this year on October 22 with approximately […]

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2015 Okie-Tex Star Party

The 2015 Okie-Tex Star Party is now history. We would like to extend our sincere thanks to the organizers at the Oklahoma City Astronomy Club for all of their hard work in preparation and their efforts at the event. Everything went amazingly smoothly and the night skies were the best we have seen this year. Having […]

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The Distortion Solution

The map projection used for any planisphere is a flat representation of our spherical view of the cosmos.  Some distortion of distance, scale, area, etc. always results from this process.  In map projections commonly used in planispheres this distortion increases geometrically as distance from the center increases.  In conventional planispheres the distortion can be extreme which makes […]