Let’s try a demonstration that we all enjoyed in elementary school. Close one eye, hold out your thumb at arm’s length, and align it with an object on the other side of the room. Without moving your ...
Publications of the Astronomical Society of the Pacific, Vol. 133, No. 1029 (2021 November), pp. 1-9 (9 pages) Space-based observatories at the second Sun—Earth Lagrange Point (L2) offer a unique ...
Regular readers of my Stargazers columns have surely become accustomed to seeing some pretty big numbers. For example, in any one column, I might explain that our Milky Way galaxy is home to hundreds ...
Astronomers quickly become used to dealing with huge numbers. For example, in any one lecture, I might declare that the sun emits some 400 billion trillion watts of power each second, that our Milky ...
Don't miss the big stories. Like us on Facebook. Astronomers quickly become used to dealing with huge numbers. For example, in any one lecture, I might declare that the sun emits some 400 billion ...
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