Is "Planet X (Planet 9) exists and explains gravitational pull" still taught in school?
While scientists observed a strange gravitational pull in a nearby solar system, the theory that it was caused by a mystery planet (Planet X or Planet 9) was challenged in 2019. Other scientists…
What you were taught
Planet X (Planet 9) exists and explains gravitational pull
What we know now
While scientists observed a strange gravitational pull in a nearby solar system, the theory that it was caused by a mystery planet (Planet X or Planet 9) was challenged in 2019. Other scientists proved that a large amount of debris could just as easily explain that pull.
Was "Planet X (Planet 9) exists and explains gravitational pull" taught in school?
Yes. This science idea was commonly taught, especially during the 2000s.
Is "Planet X (Planet 9) exists and explains gravitational pull" true?
No. While scientists observed a strange gravitational pull in a nearby solar system, the theory that it was caused by a mystery planet (Planet X or Planet 9) was challenged in 2019.