Planets

Planetary science in our solar system and beyond, from the oceans under icy moons to the atmospheres of worlds we will never visit.

9 stories. Section line: Sodium D, 589 nm.

Venus seen as a full disk, its thick atmosphere showing faint blue-white swirling cloud bands.
PlanetsExplainer

Venus, the planet that went wrong

Earth’s nearest neighbor absorbs less sunlight than Earth does, yet its surface is hot enough to melt lead. Understanding how that happened is one of the most practical questions in planetary science.

CosmosLens Editors4 min read