Spiky ice spires may stud the equator of Jupiter’s moon Europa
The tall structures could make it hard for probes to land along the Jovian moon’s equator
![Europa icy spires](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2018/10/100518_JL_europa_feat.jpg?fit=860%2C460&ssl=1)
THIN ICE Icy spires jut from Chile’s Chajnantor plain on Earth. Similar structures, called penitentes, may ring the equator on Jupiter’s icy moon Europa.
ESO