In an exciting breakthrough in planetary science, a recent study has increased the likelihood of Planet Nine’s existence by ...

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.

Discovery of 2017OF201, a large trans-Neptune Object, challenges previous beliefs about the Kuiper Belt and hints at the ...

Our solar system is the only one known to have life inside. While scientists are searching for water in other planets, a new ...

The researchers said 2017 OF201 was identified in observations by telescopes in Chile and Hawaii spanning seven years.

Astronomers have found new evidence that a mysterious ninth planet may be hiding at the edge of the solar system - rewriting ... presented evidence of a large gravitational force (a planet ...

An accidental discovery in an astronomy show offers researchers a new clue about the mysterious Oort Cloud, a large expanse ...

The solar gravitation lens (SGL) has much potential as a telescope ... a JPL expert on the solar gravitational lens, and co-author with Mr. Toth on many of his SGL papers. However, according ...