Sept. 23 is 33 days since the Aug. 21 total solar eclipse, seen here over Grand Teton National Park in Wyoming. Some people believe that is significant. (George Frey/Getty Images)

A few years ago, NASA senior space scientist David Morrison debunked an apocalyptic claim as a hoax.

No, there’s no such thing as a planet called Nibiru, he said. No, it’s not a brown dwarf surrounded by planets, as iterations of the theory suggest. No, it’s not on a collision course toward Earth. And yes, people should “get over it.”

But the theory has been getting renewed attention recently. Added to it is the precise date of the astronomical event leading to Earth’s destruction. And that, according to David Meade, is in six days — Sept. 23, 2017. Unsealed, an evangelical Christian publication, foretells the Rapture in a viral, four-minute YouTube…