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Explorez l'alliance présente: Comment le savez-vous? - Épisode 56: Principe cosmologique anthropique
Henry Cavendish conducted his gravity experiment in 1798, seventy-one years after the death of Isaac Newton.
Explorez l'alliance présente: Comment le savez-vous? - Épisode n ° 54: "Explorer Valles Marineris"Explorez l'alliance présente: Comment le savez-vous? - Épisode n ° 54: "Explorer Valles Marineris"
On the night of 1612 December 27/28, Galileo sketched the positions of Jupiter’s moons, and included a background "star" which was identified in 2009 to be the planet Neptune.
Explorez l'alliance présente: Comment le savez-vous? - Épisode n ° 51: «Comprendre les nébuleuses planétaires»
Explore Scientific 82° Series 14mm Waterproof EyepieceExplore Scientific 82° Series 14mm Waterproof Eyepiece
Explore Scientific 100° Series 9mm Waterproof EyepieceExplore Scientific 100° Series 9mm Waterproof Eyepiece
Explore Scientific 100° Series 3" 30mm Waterproof EyepieceExplore Scientific 100° Series 3" 30mm Waterproof Eyepiece
Explore Scientific 120° Series 9mm Waterproof EyepieceExplore Scientific 120° Series 9mm Waterproof Eyepiece
Explore Scientific ED80 Essential Series Télescope réfracteur triplet espacé dans l'air - ES-ED0806-02Explore Scientific ED80 Essential Series Télescope réfracteur triplet espacé dans l'air - ES-ED0806-02
Explore Scientific ED102 Essential Series Air-Spaced Triplet APO Refractor Telescope - ES-ED10207-02Explore Scientific ED102 Essential Series Air-Spaced Triplet APO Refractor Telescope - ES-ED10207-02
Explore Scientific ED127 Essential Series Air-Spaced Triplet Refractor Telescope - ES-ED127075-04Explore Scientific ED127 Essential Series Air-Spaced Triplet Refractor Telescope - ES-ED127075-04
Explore Scientific AR102 Air-Spaced Doublet Refractor - DAR102065-01Explore Scientific AR102 Air-Spaced Doublet Refractor - DAR102065-01
Twilight I Adjustable Angle Alt-Azimuth Mount - MAZ01-00
Explore Scientific 8x50 Non-Illuminated Finder Scope
Explore Scientific 8x50 Straight Through Illuminated Viewfinder with Bracket and NEW long battery life Illuminator IIExplore Scientific 8x50 Straight Through Illuminated Viewfinder with Bracket and NEW long battery life Illuminator II
Explore Scientific 8x50 Illuminated Right Angle Polar Finder Scope with NEW long battery life Illuminator IIExplore Scientific 8x50 Illuminated Right Angle Polar Finder Scope with NEW long battery life Illuminator II
Medium-Vixen Style Saddle Plate
Explore Scientific 2" AR Series Focuser
Explore Scientific 99% Reflective 2" DiagonalExplore Scientific 99% Reflective 2" Diagonal
50mm Finder Scope Rings - Standard Height
Explore Scientific 50mm Finder Scope Rings “ TallExplore Scientific 50mm Finder Scope Rings “ Tall
50mm Finder Scope Rings for Right Angle Finder50mm Finder Scope Rings for Right Angle Finder
Finder Scope Base with Mounting ScrewsFinder Scope Base with Mounting Screws
HR Variable Coma Corrector (2-inch) - HRCC02-00HR Variable Coma Corrector (2-inch) - HRCC02-00
Explore Scientific 1.25" 2x Focal Extender
Explore Scientific 1.25" 3X Focal Extender
Explore Scientific 1.25" 5X Focal Extender
Explore Scientific 2" 2X Focal Extender - FE02-020
Explore Scientific 100° Series 5.5mm Waterproof EyepieceExplore Scientific 100° Series 5.5mm Waterproof Eyepiece
Explore Scientific 3" Field Flattener .7x Focal Reducer - FFFR507X-00Explore Scientific 3" Field Flattener .7x Focal Reducer - FFFR507X-00
Explore Scientific 68° Series 16mm Waterproof EyepieceExplore Scientific 68° Series 16mm Waterproof Eyepiece
T-Shaped Finder Scope Base for Essential Series with Mounting ScrewsT-Shaped Finder Scope Base for Essential Series with Mounting Screws
Finder Scope Illuminator
Explore Scientific 2" Adapter for FFFR507X-00Explore Scientific 2" Adapter for FFFR507X-00
Soft-Sided Telescope CaseSoft-Sided Telescope Case
Explore Scientific ED80-FCD100 Series Air-Spaced Triplet Refractor Telescope - FCD100-0806-01Explore Scientific ED80-FCD100 Series Air-Spaced Triplet Refractor Telescope - FCD100-0806-01
Explore Scientific ED102-FCD100 Series Air-Spaced Triplet Refractor Telescope - FCD100-10207-02Explore Scientific ED102-FCD100 Series Air-Spaced Triplet Refractor Telescope - FCD100-10207-02
Explore Scientific FCD100 Series 127mm f/7.5 Aluminum Air-Spaced Triplet ED APO Refractor TelescopeExplore Scientific FCD100 Series 127mm f/7.5 Aluminum Air-Spaced Triplet ED APO Refractor Telescope
Explore FirstLight 80mm Refractor Telescope with Twilight Nano Mount - FL-AR80640TNExplore FirstLight 80mm Refractor Telescope with Twilight Nano Mount - FL-AR80640TN
Explore FirstLight 100mm Mak-Cassegrain Telescope with Twilight Nano Mount - FL-MC1001400TNExplorez le télescope Mak-Cassegrain FirstLight 100 mm avec monture Twilight Nano - FL-MC1001400TN
Explore Scientific FCD100 Series 127mm f/7.5 Carbon Fiber Triplet ED APO Refractor Telescope with 2.5" HEX FocuserExplore Scientific FCD100 Series 127mm f/7.5 Carbon Fiber Triplet ED APO Refractor Telescope with 2.5" HEX Focuser
Soft-Sided Eyepiece Case - EPWP KIT CaseSoft-Sided Eyepiece Case - EPWP KIT Case
Neutral Density Filter 1.25" ND 0.9Neutral Density Filter 1.25" ND 0.9
Explore Scientific 62° Series 14mm Waterproof EyepieceExplore Scientific 62° Series 14mm Waterproof Eyepiece
Explore Scientific 62° Series 20mm Waterproof EyepieceExplore Scientific 62° Series 20mm Waterproof Eyepiece
Explore Scientific 62° Series 26mm Waterproof EyepieceExplore Scientific 62° Series 26mm Waterproof Eyepiece
Explore Scientific 62° Series 32mm Waterproof EyepieceExplore Scientific 62° Series 32mm Waterproof Eyepiece