🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544

Radius: 9.9

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.9 AU - 1.04 AU

Year: 648 Days

Day: 13.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 36,082,696 km

• M1: 123,119 km (0.034 R)
• M2: 446,101 km (0.088 R)
• M3: 772,972 km (0.11 R)
• M4: 1,275,023 km (0.093 R)
• M5: 1,824,944 km (0.089 R)
• M6: 2,202,081 km (0.075 R)
• M7: 3,176,112 km (0.06 R)
• M8: 3,794,400 km (0.092 R)
• M9: 4,693,932 km (0.11 R)
• M10: 5,496,824 km (0.114 R)
• M11: 5,968,656 km (0.101 R)
• M12: 6,349,682 km (0.072 R)
• M13: 6,808,049 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.5

Radius: 11.3

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.4 AU - 1.6 AU

Year: 1246 Days

Day: 6.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 36,082,696 km

• M1: 140,622 km (0.105 R)
• M2: 673,789 km (0.112 R)
• M3: 1,230,293 km (0.087 R)
• M4: 1,688,062 km (0.088 R)
• M5: 2,061,608 km (0.071 R)
• M6: 2,447,421 km (0.104 R)
• M7: 3,029,506 km (0.067 R)
• M8: 3,774,504 km (0.1 R)
• M9: 4,357,786 km (0.082 R)
• M10: 5,053,715 km (0.106 R)
• M11: 5,861,544 km (0.06 R)
• M12: 6,307,196 km (0.029 R)
• M13: 6,797,278 km (0.043 R)
• M14: 7,568,007 km (0.041 R)
• M15: 7,999,297 km (0.091 R)
• M16: 8,599,634 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.6

Radius: 13.4

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.54 AU - 1.88 AU

Year: 1517 Days

Day: 5.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 36,082,696 km

• M1: 166,652 km (0.07 R)
• M2: 649,554 km (0.116 R)
• M3: 1,093,560 km (0.116 R)
• M4: 1,565,841 km (0.092 R)
• M5: 2,123,243 km (0.071 R)
• M6: 2,722,831 km (0.089 R)
• M7: 3,419,059 km (0.073 R)
• M8: 3,947,140 km (0.099 R)
• M9: 4,994,026 km (0.069 R)
• M10: 6,129,324 km (0.086 R)
• M11: 7,107,096 km (0.085 R)
• M12: 9,254,124 km (0.073 R)
• M13: 9,700,524 km (0.081 R)
• M14: 10,701,184 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.5

Radius: 11.5

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.99 AU - 4.09 AU

Year: 4517 Days

Day: 7.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,082,696 km

• M1: 144,063 km (0.11 R)
• M2: 565,929 km (0.112 R)
• M3: 2,200,285 km (0.025 R)
• M4: 3,251,809 km (0.102 R)
• M5: 3,648,094 km (0.111 R)
• M6: 4,587,419 km (0.088 R)
• M7: 6,940,743 km (0.071 R)
• M8: 9,560,501 km (0.034 R)
• M9: 10,171,010 km (0.073 R)
• M10: 10,807,249 km (0.04 R)
• M11: 11,742,386 km (0.11 R)
• M12: 12,538,396 km (0.094 R)
• M13: 15,306,405 km (0.111 R)
• M14: 19,405,985 km (0.111 R)
• M15: 19,793,743 km (0.065 R)
• M16: 20,786,026 km (0.113 R)
• M17: 23,521,124 km (0.105 R)
• M18: 24,334,038 km (0.055 R)
• M19: 25,859,787 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.2

Radius: 10.1

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.93 AU - 5.57 AU

Year: 7022 Days

Day: 5.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 36,082,696 km

• M1: 125,662 km (0.072 R)
• M2: 1,179,130 km (0.115 R)
• M3: 1,744,162 km (0.07 R)
• M4: 2,565,753 km (0.105 R)
• M5: 6,165,676 km (0.099 R)
• M6: 6,978,441 km (0.066 R)
• M7: 10,466,017 km (0.12 R)
• M8: 13,956,135 km (0.108 R)
• M9: 15,114,621 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 195.9

Radius: 5.9

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 5.4 AU - 8.34 AU

Year: 12213 Days

Day: 15.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 36,082,696 km

• M1: 73,602 km (0.118 R)
• M2: 273,016 km (0.078 R)
• M3: 1,065,137 km (0.066 R)
• M4: 1,501,215 km (0.092 R)
• M5: 1,711,699 km (0.093 R)
• M6: 4,494,070 km (0.116 R)
• M7: 4,850,113 km (0.116 R)
• M8: 6,465,171 km (0.108 R)
• M9: 8,327,515 km (0.081 R)
• M10: 9,962,470 km (0.079 R)
• M11: 10,378,951 km (0.11 R)
• M12: 16,131,438 km (0.061 R)
• M13: 20,146,495 km (0.073 R)
• M14: 20,588,706 km (0.107 R)
• M15: 25,802,641 km (0.104 R)
• M16: 27,478,286 km (0.107 R)
• M17: 29,601,978 km (0.092 R)
• M18: 29,886,812 km (0.067 R)
• M19: 30,655,296 km (0.101 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: 489 - 16,315 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit