Are aliens real? The question has animated conspiracy theories for decades and enthralled at least one former president of ...
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OTD in space - February 23: Pioneer 11 leaves the solar system
On February 23, 1990, NASA's Pioneer 11 spacecraft left the solar system! This was the second spacecraft to travel beyond the planetary part of our solar system, which ends at Neptune's orbit. An ...
Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new ...
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