🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118

Radius: 9.6

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.11 AU - 2.17 AU

Year: 1990 Days

Day: 12.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 85,680,567 km

• M1: 119,678 km (0.042 R)
• M2: 507,436 km (0.043 R)
• M3: 981,362 km (0.108 R)
• M4: 1,330,823 km (0.118 R)
• M5: 1,816,268 km (0.07 R)
• M6: 2,206,569 km (0.112 R)
• M7: 3,263,478 km (0.118 R)
• M8: 4,168,096 km (0.106 R)
• M9: 5,157,686 km (0.12 R)
• M10: 6,254,986 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765

Radius: 13.8

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.04 AU - 3.1 AU

Year: 3420 Days

Day: 6.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 85,680,567 km

• M1: 174,581 km (0.12 R)
• M2: 636,539 km (0.076 R)
• M3: 1,180,626 km (0.096 R)
• M4: 1,717,234 km (0.115 R)
• M5: 2,875,869 km (0.075 R)
• M6: 3,431,925 km (0.053 R)
• M7: 3,890,442 km (0.099 R)
• M8: 4,322,481 km (0.118 R)
• M9: 4,786,683 km (0.072 R)
• M10: 5,335,857 km (0.098 R)
• M11: 6,532,041 km (0.117 R)
• M12: 7,832,197 km (0.096 R)
• M13: 9,260,707 km (0.08 R)
• M14: 13,341,288 km (0.069 R)
• M15: 18,976,639 km (0.088 R)
• M16: 21,738,515 km (0.082 R)
• M17: 23,040,466 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931

Radius: 12.5

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.69 AU - 6.19 AU

Year: 8067 Days

Day: 10.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,680,567 km

• M1: 155,432 km (0.09 R)
• M2: 924,814 km (0.109 R)
• M3: 1,320,800 km (0.116 R)
• M4: 1,729,651 km (0.035 R)
• M5: 2,121,597 km (0.092 R)
• M6: 3,601,718 km (0.093 R)
• M7: 4,251,123 km (0.102 R)
• M8: 5,101,138 km (0.114 R)
• M9: 5,956,688 km (0.099 R)
• M10: 7,217,050 km (0.114 R)
• M11: 14,894,712 km (0.088 R)
• M12: 16,087,456 km (0.107 R)
• M13: 17,414,539 km (0.05 R)
• M14: 18,215,336 km (0.112 R)
• M15: 22,084,685 km (0.046 R)
• M16: 23,634,220 km (0.067 R)
• M17: 25,624,918 km (0.062 R)
• M18: 27,725,123 km (0.106 R)
• M19: 29,629,354 km (0.104 R)
• M20: 35,980,233 km (0.074 R)
• M21: 39,224,263 km (0.119 R)
• M22: 41,235,905 km (0.12 R)
• M23: 42,397,383 km (0.098 R)
• M24: 43,580,403 km (0.068 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 295.5

Radius: 3.4

Gravity: 25.56 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 6.33 AU - 7.95 AU

Year: 12131 Days

Day: 19.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,680,567 km

• M1: 42,336 km (0.083 R)
• M2: 240,853 km (0.096 R)
• M3: 457,021 km (0.073 R)
• M4: 765,642 km (0.05 R)
• M5: 1,304,194 km (0.12 R)
• M6: 1,688,511 km (0.119 R)
• M7: 1,837,062 km (0.075 R)
• M8: 2,177,846 km (0.115 R)
• M9: 2,521,173 km (0.083 R)
• M10: 2,816,778 km (0.088 R)
• M11: 3,091,141 km (0.071 R)
• M12: 5,663,327 km (0.094 R)
• M13: 8,710,785 km (0.045 R)
• M14: 10,880,852 km (0.112 R)
• M15: 13,797,711 km (0.102 R)
• M16: 18,829,734 km (0.117 R)
• M17: 22,320,002 km (0.114 R)
• M18: 24,959,956 km (0.065 R)
• M19: 29,842,980 km (0.055 R)
• M20: 34,992,288 km (0.049 R)
• M21: 36,565,310 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.7

Radius: 5.9

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 7.52 AU - 7.64 AU

Year: 13269 Days

Day: 24.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 85,680,567 km

• M1: 77,043 km (0.09 R)
• M2: 317,147 km (0.089 R)
• M3: 1,249,142 km (0.107 R)
• M4: 3,378,070 km (0.086 R)
• M5: 6,020,267 km (0.07 R)
• M6: 9,004,894 km (0.073 R)
• M7: 10,480,677 km (0.062 R)
• M8: 13,620,587 km (0.093 R)
• M9: 14,016,722 km (0.11 R)
• M10: 24,631,289 km (0.062 R)
• M11: 29,789,125 km (0.114 R)
• M12: 34,150,651 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 843.2

Radius: 7

Gravity: 17.21 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 10.07 AU - 10.87 AU

Year: 21540 Days

Day: 23 Hours

Environment

Temp: -235 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 85,680,567 km

• M1: 87,066 km (0.074 R)
• M2: 1,155,943 km (0.075 R)
• M3: 2,153,013 km (0.119 R)
• M4: 2,539,573 km (0.109 R)
• M5: 3,362,960 km (0.091 R)
• M6: 4,249,178 km (0.04 R)
• M7: 4,895,890 km (0.112 R)
• M8: 5,282,450 km (0.09 R)
• M9: 5,731,094 km (0.104 R)
• M10: 6,519,475 km (0.111 R)
• M11: 8,527,527 km (0.117 R)
• M12: 9,493,930 km (0.062 R)
• M13: 11,045,110 km (0.103 R)
• M14: 14,019,265 km (0.111 R)
• M15: 15,689,376 km (0.073 R)
• M16: 20,289,660 km (0.107 R)
• M17: 21,899,782 km (0.061 R)
• M18: 24,139,860 km (0.068 R)
• M19: 27,358,159 km (0.066 R)
• M20: 28,450,523 km (0.085 R)
• M21: 28,697,210 km (0.093 R)
• M22: 31,111,869 km (0.116 R)
• M23: 37,660,516 km (0.117 R)
• M24: 41,491,717 km (0.053 R)
• M25: 41,968,336 km (0.114 R)
• M26: 45,574,991 km (0.119 R)
• M27: 46,082,278 km (0.116 R)
• M28: 50,818,696 km (0.076 R)
• M29: 60,427,816 km (0.109 R)
• M30: 62,692,877 km (0.104 R)
• M31: 69,379,902 km (0.098 R)
• M32: 70,051,297 km (0.116 R)
• M33: 72,320,099 km (0.081 R)
• M34: 77,243,514 km (0.117 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 18,184 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit