The first suspected exomoon may remain hidden for another decade
Astronomers still can’t pin down the distant object’s identity
![exomoon illustration](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/01/011419_lg_exomoon_feat.jpg?fit=860%2C460&ssl=1)
IN AND OUT OF VIEW A glimpse of a possible Neptune-sized exomoon around a Jupiter-sized exoplanet (shown in this artist’s illustration) is proving hard to confirm.
NASA, ESA and L. Hustak/STScI (CC BY 4.0)