Add planets

media/objects/planet-generic.svg

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 23.1.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 195 195" style="enable-background:new 0 0 195 195;" xml:space="preserve">
+<g>
+	<circle cx="97.5" cy="97.5" r="97"/>
+	<path d="M97.5,1C150.71,1,194,44.29,194,97.5S150.71,194,97.5,194S1,150.71,1,97.5S44.29,1,97.5,1 M97.5,0C43.65,0,0,43.65,0,97.5
+		S43.65,195,97.5,195S195,151.35,195,97.5S151.35,0,97.5,0L97.5,0z"/>
+</g>
+</svg>

media/objects/saturn.svg

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 23.1.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 268.6 276.67" style="enable-background:new 0 0 268.6 276.67;" xml:space="preserve">
+<style type="text/css">
+	.st0{enable-background:new    ;}
+	.st1{clip-path:url(#SVGID_2_);}
+</style>
+<g>
+	<ellipse transform="matrix(0.9732 -0.2298 0.2298 0.9732 -28.1303 34.6673)" cx="134.81" cy="138.13" rx="97" ry="97"/>
+	<path d="M134.81,41.63c53.21,0,96.5,43.29,96.5,96.5s-43.29,96.5-96.5,96.5s-96.5-43.29-96.5-96.5S81.6,41.63,134.81,41.63
+		 M134.81,40.63c-53.85,0-97.5,43.65-97.5,97.5s43.65,97.5,97.5,97.5s97.5-43.65,97.5-97.5S188.65,40.63,134.81,40.63L134.81,40.63z
+		"/>
+</g>
+<g>
+	<g>
+		<g class="st0">
+			<defs>
+				<polygon id="SVGID_1_" class="st0" points="-49,314.67 91.33,58.47 318.6,-38 178.26,218.2 				"/>
+			</defs>
+			<clipPath id="SVGID_2_">
+				<use xlink:href="#SVGID_1_"  style="overflow:visible;"/>
+			</clipPath>
+			<g class="st1">
+				<g>
+					<g>
+						<g>
+							<path d="M84.79,229.63c-21.63,9.18-36.77,8.32-42.62-2.43c-5.85-10.76-1.71-30.1,11.64-54.49
+								c13.36-24.38,34.34-50.89,59.08-74.62s50.28-41.87,71.91-51.05c21.63-9.18,36.77-8.32,42.62,2.43
+								c5.85,10.75,1.71,30.1-11.64,54.49c-13.36,24.39-34.34,50.89-59.08,74.63C131.96,202.32,106.42,220.45,84.79,229.63
+								 M204.96,10.23C142.21,36.87,59.92,115.82,21.17,186.57c-38.75,70.75-19.3,106.51,43.46,79.87
+								c62.76-26.64,145.05-105.59,183.8-176.34C287.18,19.35,267.72-16.41,204.96,10.23"/>
+						</g>
+					</g>
+				</g>
+			</g>
+		</g>
+	</g>
+</g>
+</svg>

presets/objects.js

@@ -31,6 +31,25 @@ function makeObject(name, viewInfo) {
     return makeEntity(name, "Object", views);
 }
 
+function makePlanet(name, diameter, mass, image) {
+    return {
+        name: name,
+        constructor: () => makeObject(
+            name,
+            {
+                body: {
+                    height: diameter,
+                    mass: mass,
+                    image: (image === undefined ? {
+                        source: "./media/objects/planet-generic.svg"
+                    } : image),
+                    name: "Body"
+                }
+            }
+        )
+    };
+}
+
 function makeObjects() {
     const results = [];
 
@@ -68,5 +87,16 @@ function makeObjects() {
         )
     });
 
+    results.push(makePlanet("Mercury", math.unit(4879, "km"), math.unit(0.330e24, "kg")));
+    results.push(makePlanet("Venus", math.unit(12104, "km"), math.unit(4.87e24, "kg")));
+    results.push(makePlanet("Earth", math.unit(12756, "km"), math.unit(5.97e24, "kg")));
+    results.push(makePlanet("Moon", math.unit(3475, "km"), math.unit(0.073e24, "kg")));
+    results.push(makePlanet("Mars", math.unit(6792, "km"), math.unit(0.642e24, "kg")));
+    results.push(makePlanet("Jupiter", math.unit(142984, "km"), math.unit(1898e24, "kg")));
+    results.push(makePlanet("Saturn", math.unit(120536, "km"), math.unit(568e24, "kg"), {source: "./media/objects/saturn.svg"}));
+    results.push(makePlanet("Uranus", math.unit(51118, "km"), math.unit(86.8e24, "kg")));
+    results.push(makePlanet("Neptune", math.unit(49528, "km"), math.unit(102e24, "kg")));
+    results.push(makePlanet("Pluto", math.unit(2370, "km"), math.unit(0.0146e24, "kg")));
+
     return results;
 }