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NASA’s two-for-one launch of its newest space telescope, SPHEREx — designed to seek out the key ingredients for life in the Milky Way — alongside a sun-focused mission called PUNCH is facing ...

Since then, refinements in the manufacture of mirrors have greatly improved and today, most major observatories are Newtonian reflectors. During the nascent years of the telescope, most devices ...

A 5.1-inches Newtonian reflector telescope, it's a great choice if you want ease of use while also learning how to navigate the night sky. If money is not an issue and you want to dabble in ...

NASA's newest space telescope rocketed toward orbit Tuesday to map the entire sky like never before — a sweeping look at hundreds of millions of galaxies and their shared cosmic glow since the ...

However, here you get bigger, better optics, and superior build quality. It's also a Newtonian reflector-type of telescope (rival brands of smart telescopes are all lens-based refractors).