🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.8

Radius: 10.7

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.53 AU - 1.59 AU

Year: 1258 Days

Day: 13.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,710,545 km

• M1: 133,142 km (0.099 R)
• M2: 501,602 km (0.11 R)
• M3: 856,897 km (0.059 R)
• M4: 1,327,980 km (0.076 R)
• M5: 2,028,846 km (0.119 R)
• M6: 2,704,430 km (0.111 R)
• M7: 4,361,825 km (0.104 R)
• M8: 5,169,953 km (0.063 R)
• M9: 5,776,123 km (0.104 R)
• M10: 6,844,103 km (0.106 R)
• M11: 7,179,202 km (0.088 R)
• M12: 9,573,516 km (0.119 R)
• M13: 10,207,960 km (0.097 R)
• M14: 10,742,025 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.9

Radius: 12.1

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.96 AU - 2.06 AU

Year: 1840 Days

Day: 10.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,710,545 km

• M1: 150,645 km (0.074 R)
• M2: 530,773 km (0.032 R)
• M3: 1,171,351 km (0.088 R)
• M4: 1,712,896 km (0.076 R)
• M5: 2,096,016 km (0.075 R)
• M6: 2,869,437 km (0.078 R)
• M7: 3,553,847 km (0.083 R)
• M8: 4,233,769 km (0.105 R)
• M9: 4,705,751 km (0.103 R)
• M10: 5,814,271 km (0.083 R)
• M11: 6,254,388 km (0.094 R)
• M12: 6,934,310 km (0.073 R)
• M13: 8,619,381 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.6

Radius: 12.8

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.67 AU - 4.33 AU

Year: 4228 Days

Day: 7.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,710,545 km

• M1: 159,322 km (0.082 R)
• M2: 666,010 km (0.084 R)
• M3: 1,391,111 km (0.118 R)
• M4: 3,946,093 km (0.031 R)
• M5: 4,516,809 km (0.102 R)
• M6: 5,852,717 km (0.068 R)
• M7: 6,721,881 km (0.083 R)
• M8: 9,213,284 km (0.036 R)
• M9: 9,688,407 km (0.116 R)
• M10: 10,730,805 km (0.112 R)
• M11: 13,688,953 km (0.095 R)
• M12: 14,151,959 km (0.118 R)
• M13: 18,928,619 km (0.087 R)
• M14: 21,026,878 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.1

Radius: 14.9

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 4.77 AU - 5.67 AU

Year: 7701 Days

Day: 10.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,710,545 km

• M1: 195,076 km (0.111 R)
• M2: 861,983 km (0.093 R)
• M3: 1,486,105 km (0.106 R)
• M4: 2,341,506 km (0.099 R)
• M5: 2,805,858 km (0.072 R)
• M6: 3,397,517 km (0.079 R)
• M7: 4,697,224 km (0.107 R)
• M8: 5,476,479 km (0.096 R)
• M9: 6,544,757 km (0.086 R)
• M10: 7,110,836 km (0.118 R)
• M11: 7,747,973 km (0.07 R)
• M12: 8,754,318 km (0.06 R)
• M13: 9,800,605 km (0.076 R)
• M14: 15,382,251 km (0.099 R)
• M15: 16,131,587 km (0.05 R)
• M16: 18,387,523 km (0.086 R)
• M17: 20,472,020 km (0.085 R)
• M18: 24,681,853 km (0.087 R)
• M19: 25,622,824 km (0.077 R)
• M20: 28,776,497 km (0.103 R)
• M21: 34,558,754 km (0.106 R)
• M22: 35,520,369 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.2

Radius: 8.3

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.78 AU - 6.14 AU

Year: 8238 Days

Day: 11.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,710,545 km

• M1: 104,120 km (0.079 R)
• M2: 363,074 km (0.057 R)
• M3: 3,258,541 km (0.058 R)
• M4: 3,575,988 km (0.099 R)
• M5: 4,372,746 km (0.102 R)
• M6: 5,426,812 km (0.055 R)
• M7: 7,401,803 km (0.073 R)
• M8: 7,915,074 km (0.057 R)
• M9: 8,850,060 km (0.068 R)
• M10: 9,302,444 km (0.06 R)
• M11: 9,726,854 km (0.057 R)
• M12: 11,031,347 km (0.08 R)
• M13: 16,241,392 km (0.111 R)
• M14: 16,671,037 km (0.119 R)
• M15: 17,108,012 km (0.057 R)
• M16: 18,465,164 km (0.103 R)
• M17: 20,597,832 km (0.087 R)
• M18: 23,585,301 km (0.092 R)
• M19: 24,295,293 km (0.12 R)
• M20: 25,182,258 km (0.045 R)
• M21: 29,036,348 km (0.119 R)
• M22: 29,943,360 km (0.081 R)
• M23: 30,589,324 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 281.9

Radius: 3.4

Gravity: 24.39 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 8.35 AU - 12.81 AU

Year: 22220 Days

Day: 15.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 60.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,710,545 km

• M1: 43,683 km (0.117 R)
• M2: 255,364 km (0.115 R)
• M3: 572,661 km (0.035 R)
• M4: 891,454 km (0.056 R)
• M5: 1,060,200 km (0.057 R)
• M6: 1,374,056 km (0.084 R)
• M7: 1,552,676 km (0.1 R)
• M8: 4,102,422 km (0.056 R)
• M9: 5,570,726 km (0.097 R)
• M10: 5,832,671 km (0.036 R)
• M11: 6,793,688 km (0.098 R)
• M12: 7,855,534 km (0.073 R)
• M13: 8,232,820 km (0.111 R)
• M14: 10,639,700 km (0.104 R)
• M15: 17,012,719 km (0.075 R)
• M16: 17,247,438 km (0.079 R)
• M17: 21,664,464 km (0.109 R)
• M18: 21,940,173 km (0.102 R)
• M19: 27,847,344 km (0.1 R)
• M20: 30,525,595 km (0.099 R)
• M21: 32,164,589 km (0.091 R)
• M22: 32,523,325 km (0.055 R)
• M23: 35,109,124 km (0.087 R)
• M24: 51,078,398 km (0.117 R)
• M25: 51,240,711 km (0.081 R)
• M26: 56,793,934 km (0.077 R)
• M27: 59,087,269 km (0.119 R)
• M28: 60,347,332 km (0.066 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 11,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit