Planets Don't Just Disappear, But They Can Wobble Out of Sight if Their Neighbour is Close Enough
TESS watched an exoplanet about 1,000 light years away as it repeatedly transited in front of its star for seven years. But astronomers were surprised to find that the hot Jupiter disappeared. Of course, planets don't just disappear. Something interrupted its transits from our point of view, and astronomers think they've figured out what happened. An unseen, nearby giant planet companion tugged…
We haven't written up this one. Universe Today has the full story — the link below goes straight to it.