Tag: Solar system
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The Voyager 2 interstellar probe’s 45-year legacy will last for 5 billion years, but it’s only just getting started.
On August 20 1977, 45 years ago, an extraordinary spacecraft left this planet on a journey like no other. Voyager 2 was going to...
What difference does it make if Pluto is a planet or a dwarf planet?
Why does it matter if Pluto is a planet or a dwarf planet? Because for me it just makes it more confusing in our...
What is a dwarf planet, exactly?
The word “planet” came from the ancient Greek words that mean “wandering star.” That makes sense, because for thousands of years, people have watched...
Earth’s got a new temporary moon
The Minor Planet Centre has just announced that the Earth has been orbited by a second moon for the past three years or so. But while excitement about...
