Venus Likely Has Active Volcanoes, Says EPFL

Research from the École polytechnique fédérale de Zurich (EPFL) indicates that Venus likely possesses active volcanoes, according to reporting by rts.ch on July 24, 2026. This finding suggests the planet remains geologically active, challenging previous assumptions about the volcanic state of the second planet from the sun.

EPFL Evidence for Venusian Volcanic Activity

The research team at the École polytechnique fédérale de Zurich utilized data analysis to identify signatures of active volcanism on the surface of Venus. According to rts.ch, the study points to the probability that volcanoes are currently erupting or have erupted in the recent geological past, rather than the planet being geologically dead.

Venus has long been a subject of scientific scrutiny due to its extreme surface temperatures and thick, sulfuric acid clouds. The EPFL findings provide a technical basis for understanding how the planet’s internal heat is transported to the surface through volcanic vents.

Technical Implications for Planetary Science

Active volcanism on Venus would mean the planet maintains a dynamic interior capable of shifting magma. This activity influences the composition of the Venusian atmosphere by releasing gases, which contributes to the runaway greenhouse effect that makes the planet’s surface hot enough to melt lead.

The identification of these active sites allows researchers to better map the geological evolution of the planet. By comparing these active regions with dormant ones, scientists can determine if volcanic activity is concentrated in specific zones or spread across the planetary crust.

Context of Venusian Exploration

This discovery comes as space agencies increase interest in returning to Venus. While Mars has been the primary focus of recent robotic exploration, the geological activity on Venus offers a direct comparison to Earth’s own volcanic processes and atmospheric history.

The EPFL study underscores the necessity for high-resolution imaging and radar mapping to confirm the exact nature of these eruptions. Current data relies on indirect observations and atmospheric analysis, which the research team used to infer the presence of active volcanoes.

Future missions targeting Venus will likely prioritize these identified volcanic regions to obtain direct evidence of lava flows or thermal anomalies. Such data would confirm the EPFL’s hypothesis and provide a timeline for the planet’s most recent eruptive cycles.