There could be a ninth planet in our Solar System after all - and no, it's not Pluto. Instead, it's the theoretical Planet X, also called Planet Nine, a wide-orbit planet that would circle the Sun ...
An artist's illustration of a possible ninth planet in our solar system, hovering at the edge of our solar system. Neptune's orbit is shown as a bright ring around the Sun. Scientists in Taiwan ...
For the past two decades, NASA has focused on identifying 90% of near-Earth objects that could pose a threat to our planet. The space agency has made steady progress in detecting dangerous asteroids ...
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