Astronomers have not yet officially confirmed the existence of Planet Nine, a hypothetical world believed to orbit the sun from the outer reaches of the solar system, and it may have already been replaced as the most distant planetary mass object in our system, according to a new study. (redorbit.com)
We perform global system fits t... ▽ More WASP - 12b and Qatar - 1b are transiting Hot Jupiters for which previous works have suggested the presence of transit timing variations (TTVs) indicative of additional bodies in these systems - an Earth - mass planet in WASP - 12 and a brown - dwarf mass object in Qatar - 1. (arxiv.org)
Low - mass objects like OTS44 are not expected to generate conditions where dust grains can clump together to reach this size. (seeker.com)