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Are you ready for the total solar eclipse on April 8? Click to shop all solar gear!
Are you ready for the total solar eclipse on April 8? Click to shop all solar gear!

Under $25

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    Explore Alliance Presents: How Do You KNOW? – Episode #32: 'Living On Mars'

    Explore Scientific LLC

    It's estimated that we will colonize Mars by 2050. The challenges to make it happen are daunting.  Dr. Barth touches on some of the problems tha...

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  • Original price $ 21.15 - Original price $ 45.35
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    Unisex Heavy Blend™ Crewneck Sweatshirt

    Printify

    Ideal for any situation, a unisex heavy blend crewneck sweatshirt is pure comfort. These garments are made from polyester and cotton. This combinat...

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    Original price $ 21.15 - Original price $ 45.35
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    Explore Alliance Presents: How Do You KNOW? – Episode #33: 'Three Rings of Planetary Formation'

    Explore Scientific LLC

    Dr. Daniel Barth returns with the 33rd episode of 'How Do You KNOW?' to discuss the Three Ring Theory that explains the formation of our solar s...

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    Explore Alliance Presents: How Do You KNOW? – Episode #34: 'Meet the James Webb Space Telescope'

    Explore Scientific LLC

    Dr. Daniel Barth gives us an overview of and will answer your questions about the James Webb Space Telescope in this 34th Episode of How Do You ...

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  • Explore Scientific Radio Controlled Projection Clock
    Explore Scientific Radio Controlled Projection Clock
    Original price $ 24.97 - Original price $ 24.97
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    Explore Scientific Radio Controlled Projection Clock

    Explore Scientific

    Features Projection Clock Radio Controlled Digital Time Display Clock with NIST WWVB Receiver 180 Degree Rotatable Projection Head Time  Project...

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    Original price $ 24.97 - Original price $ 24.97
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  • Ceramic Mugs (11oz\15oz\20oz)
    Ceramic Mugs (11oz\15oz\20oz)
    Original price $ 10.48 - Original price $ 10.48
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    Explore Alliance Coffee Mug

    Printify

    The Official Coffee Mug of the Explore Alliance! The Explore Alliance is a community of amateur astronomers who come together to share their passio...

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    Explore Alliance Presents: How Do You KNOW? – Episode #35: 'What Are Lagrange Points?'

    Explore Scientific LLC

    Dr. Daniel Barth gives us an overview of and will answer your questions about Lagrange Points in this 35th Episode of How Do You KNOW? https://e...

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    Explore Alliance Presents: How Do You KNOW? – Episode #36: ''When Asteroids Strike"

    Explore Scientific LLC

    Dr. Daniel Barth gives us an overview of and will answer your questions about what happens When Asteroids Strike in this 36th Episode of How Do ...

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    Explore Alliance Presents: How Do You KNOW? – Episode #37: ''Solar Tsunami"

    Explore Scientific LLC

    What happens when the sun releases energy to create prominences, flares, mass ejections, and tsunamis, and how can those events affect us on ...

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  • Vixen Telescope 64mm DC Ring
    Original price $ 16.99 - Original price $ 16.99
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    Vixen Telescope 64mm DC Ring

    Vixen

    Description Converts 60mm thread to 53mm thread Available for FL and ED OTAs. Specs Optical Path Length 4mm Weight 22g Warranty Vix...

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    Original price $ 16.99 - Original price $ 16.99
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  • Vixen Telescope 55mm DC Ring
    Original price $ 14.99 - Original price $ 14.99
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    Vixen Telescope 55mm DC Ring

    Vixen

    Description Converts 53mm thread to 43mm thread Available for FL and ED OTAs. Specs Optical Path Length 3mm Weight 19g Warranty Vix...

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    Original price $ 14.99 - Original price $ 14.99
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  • Vixen Shutter Cable NA
    Vixen Shutter Cable NA
    Original price $ 13.99 - Original price $ 13.99
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    Vixen Shutter Cable NA

    Vixen

    Essential for Time-Lapse Photography Specs Connecting to the POLARIE U 2.5mm stereo mini plug Connecting to the camera Accessory remote t...

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    Original price $ 13.99 - Original price $ 13.99
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  • Vixen Shutter Cable O
    Vixen Shutter Cable O
    Original price $ 13.99 - Original price $ 13.99
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    Vixen Shutter Cable O

    Vixen

    Essential for Time-Lapse Photography Specs Connecting to the POLARIE U 2.5mm stereo mini plug Connecting to the camera Multi-connector pl...

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    Original price $ 13.99 - Original price $ 13.99
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    Explore Alliance Presents: How Do You KNOW? – Episode #38: ''Parker Solar Probe"

    Explore Scientific LLC

    In order to unlock the mysteries of the corona, but also to protect a society that is increasingly dependent on technology from the threats of s...

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    Explore Alliance Presents: How Do You KNOW? – Episode #39: ''Exploring Martian Geology from Orbit"

    Explore Scientific LLC

    Today, astronomers and researchers, both professional and amateur, have unprecedented access to online science data, allowing a greater unders...

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    Explore Alliance Presents: How Do You KNOW? – Episode #40: ''Evidence of Water Ice on Mars"

    Explore Scientific LLC

    The first positive detection of water ice on Mars was from the Phoenix Lander that scraped away some surface dust to reveal pristine ice belo...

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    Explore Alliance Presents: How Do You KNOW? – Episode #41: ''Measuring Time"

    Explore Scientific LLC

    Humans have been obsessed with the measurement of time perhaps as far back as 100,000 years ago. Dr. Barth guides us through evidence of meas...

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    Explore Alliance Presents: How Do You KNOW? – Episode #44: ''Carbon Signals on Mars"

    Explore Scientific LLC

    Stromatolite fossils are a dominant record of life for most of Earth’s history prior to the appearance of complex, multicellular organisms. S...

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    Explore Alliance Presents: How Do You KNOW? – Episode #45: ''Nucleotide Bases in Asteroids"

    Explore Scientific LLC

    In 2019, NASA announced that an international team had found sugars essential to life in meteorites. The discovery added to the growing list o...

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    Explore Alliance Presents: How Do You KNOW? – Episode #46: ''Mars Inside and Out"

    Explore Scientific LLC

    Aside from Earth, Mars is the most studied ecosystem by scientists today. With the process of collecting data from rovers and orbiting satelli...

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  • Original price $ 14.95 - Original price $ 14.95
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    Finding my Way to the Stars - Autobiography by Michael Weasner

    Explore Scientific LLC

    Signed by the Author for Delivery at the Arizona Dark Sky Star Party The autobiography of Mike Weasner describes his journey through the Universe t...

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    Explore Alliance Presents: How Do You KNOW? – Episode #48: ''Understanding the Hubble Constant"

    Explore Scientific LLC

    This is part one of a two-part program on the Hubble Constant and the controversy about different values for this keystone unit of measurement. In...

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    Explore Alliance Presents: How Do You KNOW? – Episode #49: ''The Hubble Constant Mystery"

    Explore Scientific LLC

    This is part two of a two-part program on the Hubble Constant and the controversy about different values for this keystone unit of measurement. In...

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    Explore Alliance Presents: How Do You KNOW? – Episode #51: ''Understanding Planetary Nebulae"

    Explore Scientific LLC

    Planetary nebulae are some of the most beautiful and intriguing deep sky objects in the Milky Way. They reveal the expanding, glowing shells of th...

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