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Ray Sanders

About Ray Sanders

In addition to being a published astronomer specializing in variable stars, Ray Sanders has blogged for Universe Today, and The Planetary Society blog, among others.

Find more about me on:

Here are my most recent posts

App Review: Earth or Not Earth

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Join the Golden Spike Video Contest

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New Online Astronomy Course from CosmoQuest

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Gamma-ray Outbursts Shed New Light on Pulsars

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Help Astronomers Collect Venus Transit Data!

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Hubble Spots Mysterious Dark Matter ‘Core’

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