• HTML
• CSS

HTML

<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">

<div class="loader">
    <span style="--i:1;"></span>
    <span style="--i:2;"></span>
    <span style="--i:3;"></span>
    <span style="--i:4;"></span>
    <span style="--i:5;"></span>
    <span style="--i:6;"></span>
    <span style="--i:7;"></span>
    <span style="--i:8;"></span>
    <span style="--i:9;"></span>
    <span style="--i:10;"></span>
    <span style="--i:11;"></span>
    <span style="--i:12;"></span>
    <span style="--i:13;"></span>
    <span style="--i:14;"></span>
    <span style="--i:15;"></span>
    <span style="--i:16;"></span>
    <span style="--i:17;"></span>
    <span style="--i:18;"></span>
    <span style="--i:19;"></span>
    <span style="--i:20;"></span>
    <div class="rocket"></div>
</div>

CSS

*
{
    margin:0;
    padding:0;
    box-sizing:border-box;
}
body
{
    display:flex;
    justify-content:center;
    align-items:center;
    min-height:100vh;
    background:#03a9f4;
}
.loader
{
    position:relative;
    width:120px;
    height:120px;
}
.loader span
{
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;
    transform:rotate(calc(18deg * var(--i)));
}
.loader span::before
{
    content:'';
    position:absolute;
    top:0;
    left:0;
    width:15px;
    height:15px;
    background:#fff;
    border-radius:50%;
    transform:scale(0);
    animation:animate 2s linear infinite;
    animation-delay:calc(0.1s * var(--i));
}
@keyframes animate
{
    0%
    {
        transform:scale(0);
    }
    10%
    {
        transform:scale(1.2);
    }
    80%,100%
    {
        transform:scale(0);
    }
}
.rocket
{
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;
    animation:rotating 2s linear infinite;
    animation-delay:-1s;
}
@keyframes rotating
{
    0%
    {
       transform:rotate(10deg); 
    }
    100%
    {
        transform:rotate(370deg);
    }
}
.rocket::before
{
    content:'\\f135';
    font-family:fontAwesome;
    position:absolute;
    top:80px;
    left:85px;
    color:#fff;
    font-size:60px;
    transform:rotate(180deg);
}

/* All the credits: https://www.youtube.com/watch?v=stYvCmQg5cs -->