Sep 25, 2025 · The answer is gravity: an invisible force that pulls objects toward each other. Earth's gravity is what keeps you on the ground and what makes things fall. An animation of gravity at work. …

Sep 25, 2025 · What Is Gravity? Gravity is the force by which a planet or other body draws objects toward its center. explore What Is a Black Hole? Space Place in a Snap tackles this fascinating …

Sep 25, 2025 · Interstellar space begins where the sun’s magnetic field stops affecting its surroundings. Space Place in a Snap tackles this fascinating question! Galaxies, nebulae, and supernova remnants …

Dec 17, 2020 · Gravity is the force by which a planet or other body draws objects toward its center.

What Is Gravity? Gravity is the force by which a planet or other body draws objects toward its center.

Sep 25, 2025 · A galaxy is held together by gravity. Our galaxy, the Milky Way, also has a supermassive black hole in the middle. When you look up at stars in the night sky, you’re seeing other stars in the …

Jun 27, 2019 · Why Are Planets Round? The Short Answer: A planet is round because of gravity. A planet's gravity pulls equally from all sides. Gravity pulls from the center to the edges like the spokes …

Sep 25, 2025 · Force Why Are Planets Round? explore What Is Gravity? Gravity is the force by which a planet or other body draws objects toward its center. explore Glossary for "Sign Here!" words …

Sep 25, 2025 · Jupiter's strong gravity constantly tugs on Europa. The pull is strongest on the side that always faces Jupiter. When Europa is close to Jupiter in its orbit, Jupiter’s gravity pulls even harder …

Sep 25, 2025 · When you stand on a scale, what it’s actually doing is measuring how hard Earth’s gravity is pulling on you. If you were to step onto a scale on another planet, it would say something …