This new information will help astronomers prioritize their efforts to detect
additional planets in the system, the researchers said.
They also independently verified more than 700
additional planet signals that had already been confirmed as planets by other methods.
Part of Poleski's job at Ohio State entails writing software to mine the database for other possible connections that could lead to
additional planet discoveries — including more ice giants.
It took five years of additional observations at Keck Observatory and the year - and - a-half campaign by the APF Telescope to find the two
additional planets orbiting HD 7924.
As Debra just suggested, there might have been
additional planets that used to be here in our solar system [but were ejected due to gravitational instability].
«We think there is a real signal there and this implies
an additional planet.»
Other previous research had claimed that
an additional planet was unlikely.
There are many theories for Sedna's origin including a stellar encounter or scattering from
an additional planet - sized body.
The discovery of planets orbiting other star systems, including similar binary systems (Gamma Cephei), raises the possibility that
additional planets may exist in the Alpha Centauri system.