Our Third Dimension | Space Science Universe on Instagram: "Have you ever seen a ship going under the horizon?🛳🌎 Earth’s curvature is the gentle arc formed by the planet’s surface, a consequence of its spherical shape. It’s not easily perceived at ground level due to its vast size, but can be observed from higher altitudes or through phenomena like the disappearance of ships over the horizon. It plays a significant role in fields like navigation, surveying, and astronomy. Earth isn’t a perfect

The Galactic Void • The Void Network on Instagram: "Ever noticed how constellations like Orion flip upside down in opposite hemispheres? Or how the Moon’s phases look different depending on your location? Animation Credit: morn1415 (YouTube)"

How Big is the Universe? | The Observable Universe & Beyond