The prospects of tall, vapory plumes of water gracing Europa's surface caused a huge splash in astronomy—but the very researchers behind this claim now aren't so sure.

SAN ANTONIO — May 18, 2026 — Looking back at 14 years of Hubble telescope data for Jupiter’s moon Europa has given Southwest Research Institute (SwRI) scientists a better…

The prospects of tall, vapory plumes of water gracing Europa's surface caused a huge splash in astronomy—but the very researchers behind this claim now aren't so sure.

"The evidence for water vapor plumes on Europa isn’t as strong as we first understood it."