state gov APPSC (ఆంధ్రప్రదేశ్) Group 2 (Pre + Mains) Mock Test 2023 Current Affairs Science and Technology
Which one of the following is incorrect regarding Exoplanets:
1
An exoplanet is any planet beyond our solar system.
2
They don’t radiate any light
3
They can be gas giants bigger than Jupiter or as small and rocky as Earth.
4
Most orbit other stars, but free-floating exoplanets, called rogue planets, orbit the galactic centre and are untethered to any star.