It takes light a single day to travel 16 billion miles. The Voyager 1 probe will need a little longer, just 49 years.
Before defining what a light-year is, we should define what a light-year is not: It is not a measure of time, but rather a measure of distance. The confusion arises from the “year” that comes at the ...
Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...
Space.com on MSN
How did this 20-light-year-wide 'Diamond Ring' form in space? Maybe a cosmic bubble burst
In the constellation Cygnus, a bright knot of stars seems to adorn one edge of a nearly perfect 20-light-year-wide circle, ...
Morning Overview on MSN
Voyager 1 will be 1 light-day from Earth next year
Voyager 1 is about to cross a threshold that sounds almost mythical: within about a year, the spacecraft will be a full light ...
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