Rocket launches can create eerie patterns in the sky, from undulating bright-blue spirals to glowing “jellyfish” blobs.

Io is an incredibly active and extreme place, with glistening lava lakes and volcanic eruptions shooting sulfur and magma to huge heights.

Convection processes beneath Venus' scorched surface may help explain the planet's many volcanoes, a new study reports.

New research suggests that Venus could be much more geologically active than previously thought. A groundbreaking study by ...