For decades, our solar system was thought to have nine planets, with Pluto considered the smallest and farthest. But in 2006, Pluto was officially reclassified as a dwarf planet by the International ...

U.S. astronomers hunting for "Planet Nine" have instead stumbled on what appears to be a new dwarf planet in the solar system ...

Our solar system may have a ninth planet after all, researchers say ... body that could be a possible candidate as "Planet Nine," according to a new paper, which has been accepted for publication ...

Astronomers find evidence of a possible ninth planet beyond Neptune, reigniting the debate about the formation of the Solar ...

To have even a few benefic planets in this house is considered highly auspicious. Ravana, with his profound knowledge of astrology, calculated that if all nine planets resided in the 11th house of ...

The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach ...

Growing up, I was taught that there were nine planets in the solar system. That all changed in 2006, when the International Astronomical Union voted to demote Pluto’s status to that of dwarf planet.

The solar system has eight official planets: Mercury ... Although scientists remain divided over Planet Nine's existence, one thing they all agree on is that actually finding the elusive world ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

A possible new dwarf planet has been discovered at the edge of our solar system, so far-flung that it takes around 25,000 ...

A new study may finally explain how planets can end up orbiting their stars at extremely large distances—sometimes hundreds ...

the nine images stitched to a panorama and a HDR blend of one of the frames to reveal Saturn, Neptune and Mercury. “These three planets not easy to see at all.” The alignment has happened ...