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After 50 years in space, Voyager 1 becomes the first human-made object to travel one full light-day from Earth
In November 2026, NASA’s Voyager 1 spacecraft will become the first human-made object to travel a full light-day from Earth. Nearly 50 years after its launch, this milestone highlights the vastness of ...
The Milky Way is a spiral galaxy containing 100-400 billion stars. Planet Earth sits along one of the galaxy’s spiral arms. Though the Milky Way is generally always visible from Earth, certain times ...
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