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2. Questar Corporation - Wikipedia

   en.wikipedia.org/wiki/Questar_Corporation

   The ads focused on the telescope's mechanical and optical design, educational value for children, ease of use, and adaptations as a spotting scope and telephoto lens. The Questar of the 1950s and early 1960s had a proprietary screw in eyepiece design and offered little capacity to employ third-party accessories.

3. Meade ETX telescope - Wikipedia

   en.wikipedia.org/wiki/Meade_ETX_telescope

   The ETX started out as a 90 mm (3-1/2") Maksutov Cassegrain telescope (first produced in 1996) and took advantage of high volume mass production and simplified optical and parts construction to open a new market for a cheap alternative to the very expensive Questar 3-1/2 Maksutov Cassegrain [1] [2] The ETX "line" has been expanded to 105 mm, and 125 mm Maksutov Cassegrains and achromatic ...

4. National Geographic Video - Wikipedia

   en.wikipedia.org/wiki/National_Geographic_Video

   National Geographic Video is an educational video series founded by the National ... National Geographic Special 11084 Jungles of Amazon 1986 1987 ... Telescope 1986 ...

5. The 15 best subscription gifts of 2024, no shipping required

   www.aol.com/lifestyle/best-subscription-gifts...

   The best under-$50 clothing items to buy at Amazon right now. See all deals. In Other News. Entertainment. Entertainment. Harper's Bazaar. Zoe Saldaña gives slinky burgundy gown an unexpected edge.

6. Las Cumbres Observatory - Wikipedia

   en.wikipedia.org/wiki/Las_Cumbres_Observatory

   The global telescope network operates as a single observatory. Users request observations only for a generic class of telescope/instrument and the software scheduler determines an optimum observing schedule for each telescope. The scheduler revises the observing schedules for all telescopes as necessary and updates can be provided within 15 ...

7. List of National Geographic original features - Wikipedia

   en.wikipedia.org/wiki/List_of_National...

   National Geographic Channel Going Viral: From Ebola to COVID-19 30 November 2020 The Real Right Stuff 20 November 2020 Disney+ Inside North Korea: The Next Leader 8 November 2020 National Geographic Channel Rebuilding Paradise: 8 November 2020 Blood on the Wall 1 November 2020 The Last Ice [4] 24 October 2020 Blood on the Wall 30 September 2020