🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.5

Radius: 9.6

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.31 AU - 1.37 AU

Year: 1052 Days

Day: 10.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,914,345 km

• M1: 119,379 km (0.026 R)
• M2: 500,704 km (0.081 R)
• M3: 862,881 km (0.06 R)
• M4: 1,210,396 km (0.101 R)
• M5: 1,554,023 km (0.031 R)
• M6: 1,861,746 km (0.09 R)
• M7: 2,210,757 km (0.069 R)
• M8: 2,616,018 km (0.1 R)
• M9: 3,056,434 km (0.073 R)
• M10: 3,453,018 km (0.11 R)
• M11: 3,768,819 km (0.108 R)
• M12: 4,138,625 km (0.054 R)
• M13: 4,440,813 km (0.106 R)
• M14: 4,776,810 km (0.097 R)
• M15: 5,089,918 km (0.12 R)
• M16: 5,779,115 km (0.094 R)
• M17: 6,203,375 km (0.071 R)
• M18: 7,471,965 km (0.072 R)
• M19: 9,261,006 km (0.103 R)
• M20: 9,718,476 km (0.069 R)
• M21: 10,745,017 km (0.066 R)
• M22: 11,181,992 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.2

Radius: 9.1

Gravity: 10.46 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.4 AU - 1.9 AU

Year: 1438 Days

Day: 9.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 89,914,345 km

• M1: 113,246 km (0.034 R)
• M2: 682,615 km (0.12 R)
• M3: 1,099,993 km (0.084 R)
• M4: 1,390,512 km (0.109 R)
• M5: 1,732,942 km (0.108 R)
• M6: 2,372,323 km (0.073 R)
• M7: 2,838,021 km (0.025 R)
• M8: 4,024,183 km (0.027 R)
• M9: 4,338,189 km (0.095 R)
• M10: 4,850,262 km (0.099 R)
• M11: 5,206,305 km (0.11 R)
• M12: 6,580,362 km (0.062 R)
• M13: 6,887,037 km (0.117 R)
• M14: 7,283,920 km (0.099 R)
• M15: 9,373,204 km (0.072 R)
• M16: 9,663,873 km (0.105 R)
• M17: 11,208,920 km (0.119 R)
• M18: 11,721,442 km (0.12 R)
• M19: 12,558,592 km (0.059 R)
• M20: 13,191,839 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.8

Radius: 9.1

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.42 AU - 3.34 AU

Year: 3315 Days

Day: 11.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 89,914,345 km

• M1: 113,694 km (0.11 R)
• M2: 771,476 km (0.078 R)
• M3: 2,064,600 km (0.105 R)
• M4: 3,280,382 km (0.054 R)
• M5: 5,136,742 km (0.083 R)
• M6: 6,526,955 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.8

Radius: 9.5

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.22 AU - 4.72 AU

Year: 5365 Days

Day: 7 Hours

Environment

Temp: -214 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 89,914,345 km

• M1: 119,529 km (0.111 R)
• M2: 515,365 km (0.095 R)
• M3: 899,682 km (0.07 R)
• M4: 1,387,520 km (0.103 R)
• M5: 1,840,353 km (0.09 R)
• M6: 2,686,479 km (0.075 R)
• M7: 3,045,214 km (0.074 R)
• M8: 4,016,404 km (0.106 R)
• M9: 4,318,442 km (0.077 R)
• M10: 5,047,881 km (0.095 R)
• M11: 6,185,722 km (0.116 R)
• M12: 6,945,979 km (0.086 R)
• M13: 7,946,340 km (0.116 R)
• M14: 9,439,177 km (0.062 R)
• M15: 9,933,897 km (0.079 R)
• M16: 10,489,503 km (0.041 R)
• M17: 11,430,325 km (0.104 R)
• M18: 12,426,646 km (0.112 R)
• M19: 17,852,411 km (0.094 R)
• M20: 18,418,340 km (0.115 R)
• M21: 18,737,881 km (0.101 R)
• M22: 19,388,183 km (0.093 R)
• M23: 22,429,209 km (0.067 R)
• M24: 25,536,506 km (0.107 R)
• M25: 26,741,517 km (0.071 R)
• M26: 27,984,077 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.8

Radius: 8

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.97 AU - 9.57 AU

Year: 16131 Days

Day: 16.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 89,914,345 km

• M1: 102,923 km (0.054 R)
• M2: 1,335,909 km (0.079 R)
• M3: 1,838,857 km (0.036 R)
• M4: 4,507,533 km (0.109 R)
• M5: 5,250,586 km (0.071 R)
• M6: 8,393,488 km (0.071 R)
• M7: 14,197,586 km (0.054 R)
• M8: 21,569,171 km (0.054 R)
• M9: 22,976,139 km (0.047 R)
• M10: 26,063,689 km (0.061 R)
• M11: 38,378,137 km (0.055 R)
• M12: 42,828,674 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 956.8

Radius: 3.9

Gravity: 62.91 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 9.76 AU - 10.42 AU

Year: 21738 Days

Day: 18.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 89,914,345 km

• M1: 48,619 km (0.11 R)
• M2: 430,543 km (0.102 R)
• M3: 811,419 km (0.105 R)
• M4: 1,045,091 km (0.111 R)
• M5: 1,386,323 km (0.06 R)
• M6: 2,240,228 km (0.046 R)
• M7: 3,277,989 km (0.117 R)
• M8: 4,382,619 km (0.105 R)
• M9: 6,333,226 km (0.066 R)
• M10: 6,850,236 km (0.098 R)
• M11: 9,863,287 km (0.081 R)
• M12: 17,132,846 km (0.112 R)
• M13: 18,224,910 km (0.051 R)
• M14: 34,011,824 km (0.083 R)
• M15: 34,578,650 km (0.104 R)
• M16: 36,760,386 km (0.084 R)
• M17: 39,966,418 km (0.094 R)
• M18: 41,556,643 km (0.118 R)
• M19: 46,405,708 km (0.101 R)
• M20: 53,693,668 km (0.113 R)
• M21: 55,432,444 km (0.112 R)
• M22: 60,458,184 km (0.117 R)
• M23: 66,438,060 km (0.097 R)
• M24: 68,891,166 km (0.073 R)
• M25: 77,340,753 km (0.212 R)
• M26: 80,553,965 km (0.061 R)
• M27: 86,981,288 km (0.119 R)
• M28: 88,306,426 km (0.091 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 10,915 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit