Humans have been searching for a planet similar to Earth for more than a century now.
But what if there was a 9th planet located in our very own solar system? Not a dwarf planet like Pluto, but a "Super Earth" with size larger than Earth located between Mars and Jupiter – would it have any impact on our solar system?
Water on Earth came from edge of the solar system: study | News | atchisonglobenow.com
It was carried by meteorites that formed far out in space where it is cold enough for CO2 to freeze.
Other space rocks would have been too dry - ruling them out as the source of our lakes, rivers and oceans, say scientists.
The discovery came as a surprise - and could help identify worlds most like to host extra-terrestrials.
New Horizons Pluto probe notches 3 new discoveries far from Earth | Space
NASA's New Horizons probe flew by Pluto nearly eight years ago, but the epic encounter is still bearing scientific fruit.
New Horizons gave humanity its first up-close looks at Pluto on July 14, 2015, when the probe zoomed just 7,800 miles (12,500 kilometers) above the dwarf planet's frigid surface.
4 mistakes astronomers made about our Solar System | BBC Sky at Night Magazine
Even astronomers make mistakes! Patrick Moore considers some of the biggest blunders made about the Solar System, including one of his own.
The classic case, to my mind, goes back over 10 years now, when radio astronomers at Jodrell Bank believed that they had located a planet in orbit round a pulsar .
Water on Earth came from edge of the solar system: study | National | times-georgian.com
It was carried by meteorites that formed far out in space where it is cold enough for CO2 to freeze.
Other space rocks would have been too dry - ruling them out as the source of our lakes, rivers and oceans, say scientists.
The discovery came as a surprise - and could help identify worlds most like to host extra-terrestrials.
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