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ssa.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Solar System Animation</title>
<style>
body {
margin: 0;
height: 100vh;
display: flex;
justify-content: center;
align-items: center;
background-color: #000;
overflow: hidden;
font-family: Arial, sans-serif;
}
.solar-system {
position: relative;
width: 600px;
height: 600px;
}
.sun {
position: absolute;
top: 50%;
left: 50%;
width: 50px;
height: 50px;
border-radius: 50%;
background-color: #FFD700;
transform: translate(-50%, -50%);
}
.planet {
position: absolute;
border-radius: 50%;
transform: translate(-50%, -50%);
}
.orbit {
position: absolute;
top: 50%;
left: 50%;
border-radius: 50%;
border: 1px solid rgba(255, 255, 255, 0.2);
transform: translate(-50%, -50%);
}
.planet-name {
position: absolute;
color: white;
font-size: 10px;
text-align: center;
transform: translate(-50%, 0);
white-space: nowrap;
}
.speed-control {
position: absolute;
top: 10px;
right: 10px;
background-color: rgba(255, 255, 255, 0.1);
padding: 5px;
border-radius: 5px;
display: flex;
align-items: center;
}
.speed-control label {
color: white;
font-size: 12px;
margin-right: 5px;
}
.speed-control input {
width: 80px;
}
</style>
</head>
<body>
<div class="solar-system">
<div class="sun"></div>
<div class="speed-control">
<label for="speed">Speed:</label>
<input type="range" id="speed" min="0" max="2" step="0.1" value="1">
</div>
</div>
<script>
const solarSystem = document.querySelector('.solar-system');
let speedMultiplier = 1;
const speedControl = document.getElementById('speed');
const planets = [
{ name: 'Mercury', color: '#8C7853', orbitRadius: 70, size: 5, speed: 4.7 },
{ name: 'Venus', color: '#FFA500', orbitRadius: 100, size: 8, speed: 3.5 },
{ name: 'Earth', color: '#4169E1', orbitRadius: 130, size: 9, speed: 3 },
{ name: 'Mars', color: '#FF4500', orbitRadius: 160, size: 7, speed: 2.4 },
{ name: 'Jupiter', color: '#DEB887', orbitRadius: 210, size: 20, speed: 1.3 },
{ name: 'Saturn', color: '#F4A460', orbitRadius: 260, size: 17, speed: 0.9 },
{ name: 'Uranus', color: '#40E0D0', orbitRadius: 310, size: 12, speed: 0.7 },
{ name: 'Neptune', color: '#4169E1', orbitRadius: 360, size: 11, speed: 0.5 }
];
planets.forEach(planet => {
const orbit = document.createElement('div');
orbit.className = 'orbit';
orbit.style.width = `${planet.orbitRadius * 2}px`;
orbit.style.height = `${planet.orbitRadius * 2}px`;
solarSystem.appendChild(orbit);
const planetEl = document.createElement('div');
planetEl.className = 'planet';
planetEl.style.width = `${planet.size}px`;
planetEl.style.height = `${planet.size}px`;
planetEl.style.backgroundColor = planet.color;
solarSystem.appendChild(planetEl);
const nameEl = document.createElement('div');
nameEl.className = 'planet-name';
nameEl.textContent = planet.name;
solarSystem.appendChild(nameEl);
let angle = Math.random() * 360; // Random starting position
const centerX = 300;
const centerY = 300;
function updatePosition() {
const radians = angle * (Math.PI / 180);
const x = centerX + planet.orbitRadius * Math.cos(radians);
const y = centerY + planet.orbitRadius * Math.sin(radians);
planetEl.style.left = `${x}px`;
planetEl.style.top = `${y}px`;
nameEl.style.left = `${x}px`;
nameEl.style.top = `${y + planet.size / 2 + 10}px`;
angle += planet.speed * speedMultiplier;
requestAnimationFrame(updatePosition);
}
updatePosition();
});
speedControl.addEventListener('input', (e) => {
speedMultiplier = parseFloat(e.target.value);
});
</script>
</body>
</html>