In case you missed it, there’s a mysterious object behind Neptune right now, and no one really knows what it is. Researchers are calling it Niku — but besides its size and the fact that it’s traveling ...

This edition of NEO News is devoted to the report of the NASA Science Definition Team (SDT), led by Grant Stokes, describing the situation with respect to NEAs less than 1 km in diameter: both the ...

An object beyond the orbit of Neptune is acting oddly, violating the traditional rules of orbit, and scientists can't quite explain it yet. The trans-Neptunian object, or TNO, has been nicknamed Niku, ...