How do we know that was caused by a passing black hole? The solar system is a busy place, packed with planets, moons, dwarf planets, asteroids, and comets. The mini-tweaks that the Earth ...

If there is a black hole, it's at least 20 times farther from Earth than the furthest planet, Neptune, in a distant region of our solar system called the extended Kuiper Belt. The belt is home to ...

The scientists think that the yet unseen ninth planet may be a “rogue,” which entered out solar system not at its inception, but long after the fact. The theory of Planet Nine was born out of ...

This mysterious ninth planet could be found ... detect faint gravitational waves and even image black holes, that we should have a complete A-Z of our solar system,’ Dr Ed Bloomer, senior ...

However, this year a powerful new telescope is coming online that could prove once and for all that there really is a ninth planet in our Solar System. The same year that Pluto was ignominiously ...

Ironically, Brown played a major role in Pluto being declassified as a ninth ... release that Planet 9 has 5,000 times the mass of Pluto. The largest planet in the solar system, Jupiter ...

An curved arrow pointing right. Astronomers say they've discovered a ninth planet 200 times farther from the Sun than Earth. Produced by Emmanuel Ocbazghi. Original Reporting by Jessica Orwig.