Pluto has a moderately eccentric and inclined orbit, ranging from 30 to 49 astronomical units (4.5 to 7.3 billion kilometres; 2.8 to 4.6 billion miles) from the Sun. Light from the Sun takes 5.5 hours to reach …

Apr 22, 2025 · Pluto is about 1/5th the width of Earth. From an average distance of about 3.7 billion miles (5.9 billion kilometers), Pluto is about 39 times farther away than the Earth is from the Sun. …

Mar 26, 2026 · Pluto’s diameter, 2,370 km (1,473 miles), is less than half that of Mercury (4,880 km [3,032 miles]) and only about two-thirds the size of Earth’s Moon (3,474 km [2,159 miles].

Mar 18, 2016 · When New Horizons arrived at Pluto, it measured the diameter of the world to be 1,473 miles (2,370 kilometers) across, about two-thirds the diameter of Earth's moon. This makes it larger …

Apr 28, 2026 · The space probe discovered that Pluto has a diameter of 2,370 kilometers (1,473 miles). Despite its comparatively modest size, Pluto is the largest known object in the Solar System beyond …

The data confirmed Pluto’s most accurate diameter measurement to be 1,473 miles across (2,370 kilometers). This firm number resolved a decades-long debate among astronomers.

Mar 27, 2025 · Pluto’s size and composition were influencing factors in its demotion. Pluto has a diameter of 2,253 kilometers (1,400 miles), making it smaller than Earth’s moon.

Pluto has a diameter of about 1,473 miles (2,372 kilometers). That's about 18% of Earth's diameter! If you were to stack Plutos on top of each other, it would take about nine Plutos to reach the same …

Feb 1, 2023 · Pluto has a diameter of 1,473-miles (2,370-kilometres), which is even smaller than Earth’s moon, which has a diameter of 2,159-miles (3,475-kilometres). Pluto is only 18.5% the diameter of …

Mar 10, 2008 · Size: With a diameter of only 1,485 miles (2,390 kilometers), Pluto was the smallest planet in the solar system. In 2006, the International Astornomical Union reclassified Pluto as a dwarf …