"Since Lloyd first put his ideas into the public domain in 1999, support for the idea of a sub-brown dwarf star orbiting our Sun has gained much support. Indeed, the terms Planet X and brown dwarf have practically become synonymous."
https://www.andylloyd.org/darkstar.htm
"Nemesis is a theoretical dwarf star thought to be a companion to our sun. The theory was postulated to explain a perceived cycle of mass extinctions in Earth's history. Scientists speculated that such a star could affect the orbit of objects in the far outer solar system, sending them on a collision course with Earth."
https://www.space.com/22538-nemesis-star.html
DARK STAR TRIGGERS MASS EXTINCTIONS | The Universe (Season 6) | History
National Geographic | Nemesis: The Sun's Evil Twin - Documentary HD 1080p
Nemesis: The Dark Star, Twin Of The Sun!
"The correct figure is 50 billion miles.
A heavenly body possibly as large as the giant planet Jupiter and possibly so close to Earth that it would be part of this solar system has been found in the direction of the constellation Orion by an orbiting telescope aboard the U.S. infrared astronomical satellite."
https://www.washingtonpost.com/archive/politics/1983/12/30/possibly-as-large-as-jupiter/1075b265-120a-4d40-9493-a8c523b76927/
"2,000 years ago, the Zohar, the foundational work of Jewish mysticism, predicted the appearance of a star with seven ‘stars’ orbiting it.
“Jewish sources say that this astrological phenomenon is a necessary part of the geula (redemption),” Ovadia said. He explained that if the star does not appear, then any claim that the Messiah has arrived will be rejected by Judaism."
https://israel365news.com/343821/major-kabalistic-leader-predicts-star-of-jacob-as-early-as-adar-feb-12-march-13/
IMAM MAHDI NASSER MOUHAMMAD : NIBIRU = PLANET-X = SIJIL = SAQAR IN QUR'AN
Ted X : Planet X - Qur'an Surah Ash-Shu-Araa 26:4
"It's true that beyond the Solar System lurk failed stars known as brown dwarfs that are barely bigger than the planet Jupiter. However, the chances of a disastrous encounter with one are mercifully small."
https://www.sciencefocus.com/space/what-evidence-is-there-for-the-existence-of-the-planet-nibiru