how bigis venus

Venus is almost the same size as Earth: its diameter is about 12,104 km, which is roughly 95% of Earth’s diameter, and its mean radius is about 6,052 km.

Quick Scoop: How big is Venus?

• Diameter: about 12,104 km (7,521 miles), just a few hundred kilometers smaller than Earth.

• Radius: about 6,051.8 km (3,760.4 miles).

• Mass: about 4.87×10244.87\times 10^{24}4.87×1024 kg, around 81–82% of Earth’s mass.

• Surface area: about 460 million km², around 90% of Earth’s surface area.

• Astronomers often call it Earth’s “sister” or “twin” planet because of this size similarity.

In everyday terms, if Earth were a standard-sized basketball, Venus would be almost the same ball sitting right next to it, only slightly smaller.