Explaining The Universe on Instagram: "The distance from Earth to other planets changes constantly because all planets orbit the Sun at different speeds and paths. On average, Venus is the closest at about 40 million kilometers away, while Mars is around 225 million kilometers. The gas giants are much farther—Jupiter averages 628 million kilometers, and Neptune, the farthest, is about 4.3 billion kilometers. At their closest or farthest points, these distances can shrink or grow by hundreds of m