🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911

Radius: 11.5

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.99 AU - 1.63 AU

Year: 984 Days

Day: 12 Hours

Environment

Temp: -162 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,762,340 km

• M1: 143,016 km (0.11 R)
• M2: 537,954 km (0.065 R)
• M3: 896,091 km (0.071 R)
• M4: 1,309,131 km (0.062 R)
• M5: 1,850,675 km (0.076 R)
• M6: 2,526,259 km (0.1 R)
• M7: 2,915,812 km (0.092 R)
• M8: 3,599,026 km (0.087 R)
• M9: 4,316,497 km (0.116 R)
• M10: 4,746,740 km (0.077 R)
• M11: 5,568,781 km (0.119 R)
• M12: 6,057,966 km (0.105 R)
• M13: 6,483,572 km (0.12 R)
• M14: 7,597,178 km (0.1 R)
• M15: 8,253,763 km (0.118 R)
• M16: 8,862,477 km (0.038 R)
• M17: 9,620,340 km (0.045 R)
• M18: 10,015,278 km (0.086 R)
• M19: 10,579,861 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.2

Radius: 14.4

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.71 AU - 2.47 AU

Year: 1982 Days

Day: 13.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,762,340 km

• M1: 179,368 km (0.119 R)
• M2: 704,008 km (0.088 R)
• M3: 1,206,357 km (0.051 R)
• M4: 1,717,982 km (0.115 R)
• M5: 2,277,927 km (0.088 R)
• M6: 2,829,943 km (0.115 R)
• M7: 4,041,536 km (0.096 R)
• M8: 4,515,163 km (0.077 R)
• M9: 5,552,624 km (0.114 R)
• M10: 6,164,928 km (0.108 R)
• M11: 7,167,683 km (0.069 R)
• M12: 9,530,132 km (0.114 R)
• M13: 12,609,455 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.8

Radius: 13.4

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.02 AU - 2.94 AU

Year: 2562 Days

Day: 9.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,762,340 km

• M1: 166,652 km (0.116 R)
• M2: 734,077 km (0.054 R)
• M3: 1,166,564 km (0.08 R)
• M4: 1,636,900 km (0.073 R)
• M5: 2,321,909 km (0.097 R)
• M6: 4,193,528 km (0.116 R)
• M7: 6,424,630 km (0.086 R)
• M8: 6,866,542 km (0.072 R)
• M9: 7,696,212 km (0.118 R)
• M10: 8,499,104 km (0.098 R)
• M11: 10,590,183 km (0.057 R)
• M12: 11,246,020 km (0.084 R)
• M13: 13,799,955 km (0.12 R)
• M14: 14,850,431 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.7

Radius: 10

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.01 AU - 3.31 AU

Year: 3685 Days

Day: 11.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,762,340 km

• M1: 124,316 km (0.095 R)
• M2: 449,093 km (0.112 R)
• M3: 866,321 km (0.089 R)
• M4: 1,274,125 km (0.097 R)
• M5: 1,927,569 km (0.106 R)
• M6: 2,504,867 km (0.111 R)
• M7: 3,232,511 km (0.095 R)
• M8: 3,915,575 km (0.119 R)
• M9: 4,374,691 km (0.054 R)
• M10: 5,624,431 km (0.076 R)
• M11: 6,030,290 km (0.085 R)
• M12: 6,675,655 km (0.108 R)
• M13: 8,031,910 km (0.093 R)
• M14: 8,360,726 km (0.118 R)
• M15: 9,685,565 km (0.11 R)
• M16: 11,787,265 km (0.12 R)
• M17: 12,165,000 km (0.064 R)
• M18: 12,502,044 km (0.073 R)
• M19: 13,551,024 km (0.058 R)
• M20: 14,282,408 km (0.071 R)
• M21: 15,260,928 km (0.039 R)
• M22: 16,283,579 km (0.095 R)
• M23: 17,655,989 km (0.113 R)
• M24: 19,104,097 km (0.108 R)
• M25: 20,156,967 km (0.106 R)
• M26: 20,561,629 km (0.039 R)
• M27: 24,299,631 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.1

Radius: 8.4

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.15 AU - 3.79 AU

Year: 4240 Days

Day: 5 Hours

Environment

Temp: -211 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,762,340 km

• M1: 104,419 km (0.094 R)
• M2: 380,727 km (0.107 R)
• M3: 644,019 km (0.067 R)
• M4: 942,167 km (0.056 R)
• M5: 1,466,059 km (0.104 R)
• M6: 2,403,140 km (0.097 R)
• M7: 2,813,487 km (0.045 R)
• M8: 3,836,587 km (0.119 R)
• M9: 4,154,482 km (0.089 R)
• M10: 4,916,384 km (0.109 R)
• M11: 5,795,571 km (0.081 R)
• M12: 8,168,792 km (0.062 R)
• M13: 10,788,101 km (0.067 R)
• M14: 11,905,896 km (0.095 R)
• M15: 12,770,123 km (0.076 R)
• M16: 13,146,362 km (0.079 R)
• M17: 13,626,870 km (0.118 R)
• M18: 18,079,351 km (0.031 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525.5

Radius: 14.8

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.79 AU - 5.47 AU

Year: 6536 Days

Day: 12.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,762,340 km

• M1: 187,297 km (0.104 R)
• M2: 667,356 km (0.049 R)
• M3: 2,074,025 km (0.075 R)
• M4: 6,269,796 km (0.069 R)
• M5: 9,717,728 km (0.078 R)
• M6: 11,601,165 km (0.105 R)
• M7: 15,778,536 km (0.098 R)
• M8: 16,263,383 km (0.062 R)
• M9: 21,158,824 km (0.081 R)
• M10: 23,117,060 km (0.062 R)
• M11: 24,220,194 km (0.085 R)
• M12: 31,302,906 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 523.9

Radius: 7.8

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.56 AU - 8.24 AU

Year: 13206 Days

Day: 22 Hours

Environment

Temp: -227 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,762,340 km

• M1: 97,089 km (0.112 R)
• M2: 389,104 km (0.05 R)
• M3: 910,004 km (0.038 R)
• M4: 1,435,392 km (0.039 R)
• M5: 3,102,361 km (0.118 R)
• M6: 3,753,411 km (0.109 R)
• M7: 4,111,398 km (0.115 R)
• M8: 4,737,914 km (0.112 R)
• M9: 5,223,210 km (0.115 R)
• M10: 7,502,184 km (0.114 R)
• M11: 11,134,869 km (0.092 R)
• M12: 11,992,364 km (0.109 R)
• M13: 12,527,625 km (0.087 R)
• M14: 12,954,727 km (0.072 R)
• M15: 14,694,101 km (0.034 R)
• M16: 15,724,980 km (0.119 R)
• M17: 24,234,257 km (0.117 R)
• M18: 25,670,695 km (0.03 R)
• M19: 27,570,439 km (0.037 R)
• M20: 40,973,361 km (0.052 R)
• M21: 42,050,166 km (0.106 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: 341 - 18,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit