Kuiper belt, dwarf planets and what is beyond our solar system | WIRED UK
471325) 2011 KT19 - Wikipedia
A Mysterious Object Is Orbiting Beyond Neptune
Trans-Neptunian object - Wikipedia
Retrograde Rock "Niku" Defies Orbital Trend - Sky & Telescope - Sky & Telescope
Meet Niku, the Weird Object Beyond Neptune That Nobody Can Figure Out
Niku: Mystery object with odd orbit discovered past Neptune | news.com.au — Australia's leading news site
Beyond Neptune, a chunk of ice is orbiting the sun in the wrong direction
A recently discovered asteroid had 'a very close encounter' with Earth | Hawai'i Public Radio
Niku | Solar System Comics Rewritten Wiki | Fandom
What's Up with 'Niku'? Object's Weird Orbit Puzzles Scientists | Space
Mysterious object 'Niku' found orbiting Sun in backward orbit - Times of India
List of Planet Candidates | Object Cosmos Wiki | Fandom
Retrograde Rock "Niku" Defies Orbital Trend - Sky & Telescope - Sky & Telescope
Niku | The Universe of The Universe Wiki | Fandom
Mysterious planet spotted in the outer reaches of our solar system - and it's orbiting the sun in the wrong direction - Mirror Online
Why Is Niku Orbiting Backwards? Theories Abut The Trans-Neptunian Object Are Mostly Problematic
Space Rebel Niku Baffles Astronomers
Our solar system might have a ninth planet, and researchers have an idea of where it came from | BGR
What the hell happened? Shock as mystery planet found 'spinning through space backwards' - Daily Star
Retrograde Rock "Niku" Defies Orbital Trend - Sky & Telescope - Sky & Telescope
Our Solar System Just Got Way More Interesting
471325) 2011 KT19 - Wikipedia
Niku Presents Whole New Cosmic Mystery - Online Star Register
