🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196

Radius: 13.1

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.7 AU - 1.14 AU

Year: 599 Days

Day: 8.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 66,934,576 km

• M1: 162,912 km (0.107 R)
• M2: 1,249,142 km (0.09 R)
• M3: 1,820,307 km (0.101 R)
• M4: 2,413,313 km (0.103 R)
• M5: 3,302,223 km (0.12 R)
• M6: 3,980,201 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.8

Radius: 8.2

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.37 AU - 2.27 AU

Year: 1665 Days

Day: 5.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 66,934,576 km

• M1: 102,026 km (0.113 R)
• M2: 721,959 km (0.117 R)
• M3: 1,029,981 km (0.064 R)
• M4: 1,667,867 km (0.12 R)
• M5: 2,665,385 km (0.113 R)
• M6: 3,066,906 km (0.072 R)
• M7: 3,893,733 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.9

Radius: 11.9

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.66 AU - 3.32 AU

Year: 3507 Days

Day: 5.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,934,576 km

• M1: 148,401 km (0.086 R)
• M2: 535,710 km (0.032 R)
• M3: 957,576 km (0.091 R)
• M4: 1,542,504 km (0.114 R)
• M5: 2,225,568 km (0.094 R)
• M6: 4,262,043 km (0.108 R)
• M7: 4,805,233 km (0.085 R)
• M8: 6,030,889 km (0.081 R)
• M9: 7,159,754 km (0.112 R)
• M10: 8,753,570 km (0.081 R)
• M11: 10,034,726 km (0.046 R)
• M12: 10,488,307 km (0.04 R)
• M13: 12,208,533 km (0.084 R)
• M14: 13,704,362 km (0.097 R)
• M15: 14,109,473 km (0.036 R)
• M16: 14,732,249 km (0.097 R)
• M17: 16,883,466 km (0.099 R)
• M18: 20,132,283 km (0.104 R)
• M19: 22,492,937 km (0.032 R)
• M20: 24,362,013 km (0.052 R)
• M21: 25,107,759 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228.8

Radius: 14.7

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.82 AU - 4.26 AU

Year: 4517 Days

Day: 9.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,934,576 km

• M1: 186,399 km (0.088 R)
• M2: 690,993 km (0.102 R)
• M3: 1,173,296 km (0.12 R)
• M4: 1,998,029 km (0.099 R)
• M5: 2,464,924 km (0.062 R)
• M6: 3,005,720 km (0.089 R)
• M7: 3,534,848 km (0.104 R)
• M8: 4,629,157 km (0.095 R)
• M9: 5,291,576 km (0.076 R)
• M10: 6,148,472 km (0.047 R)
• M11: 6,666,530 km (0.115 R)
• M12: 7,154,817 km (0.104 R)
• M13: 8,697,770 km (0.069 R)
• M14: 9,247,093 km (0.027 R)
• M15: 11,234,052 km (0.117 R)
• M16: 12,563,828 km (0.111 R)
• M17: 15,287,406 km (0.081 R)
• M18: 17,451,938 km (0.079 R)
• M19: 18,439,583 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758

Radius: 10

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.03 AU - 4.15 AU

Year: 5610 Days

Day: 13.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,934,576 km

• M1: 126,859 km (0.118 R)
• M2: 458,218 km (0.108 R)
• M3: 771,177 km (0.105 R)
• M4: 1,353,861 km (0.047 R)
• M5: 2,372,921 km (0.057 R)
• M6: 3,186,135 km (0.072 R)
• M7: 3,546,367 km (0.061 R)
• M8: 4,374,990 km (0.104 R)
• M9: 4,848,766 km (0.067 R)
• M10: 5,593,464 km (0.099 R)
• M11: 6,646,334 km (0.089 R)
• M12: 13,520,356 km (0.097 R)
• M13: 14,356,160 km (0.119 R)
• M14: 14,757,830 km (0.069 R)
• M15: 17,392,099 km (0.099 R)
• M16: 17,914,794 km (0.088 R)
• M17: 18,718,134 km (0.119 R)
• M18: 21,051,712 km (0.089 R)
• M19: 24,455,811 km (0.038 R)
• M20: 27,063,601 km (0.042 R)
• M21: 27,854,226 km (0.111 R)
• M22: 29,114,438 km (0.099 R)
• M23: 31,458,936 km (0.102 R)
• M24: 31,942,437 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 273.8

Radius: 7.2

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.94 AU - 8.9 AU

Year: 13709 Days

Day: 15.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,934,576 km

• M1: 442,660 km (0.092 R)
• M2: 721,211 km (0.078 R)
• M3: 1,117,496 km (0.092 R)
• M4: 2,532,542 km (0.117 R)
• M5: 3,242,534 km (0.106 R)
• M6: 4,779,203 km (0.116 R)
• M7: 7,483,035 km (0.089 R)
• M8: 10,603,946 km (0.06 R)
• M9: 12,420,962 km (0.099 R)
• M10: 13,285,039 km (0.047 R)
• M11: 13,822,394 km (0.114 R)
• M12: 16,728,632 km (0.081 R)
• M13: 19,480,485 km (0.092 R)
• M14: 22,688,462 km (0.087 R)
• M15: 29,119,974 km (0.111 R)
• M16: 33,618,980 km (0.114 R)
• M17: 35,746,710 km (0.12 R)
• M18: 39,164,723 km (0.098 R)
• M19: 42,923,519 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 945.9

Radius: 5.7

Gravity: 29.11 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 6.42 AU - 8.66 AU

Year: 14043 Days

Day: 24.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 66,934,576 km

• M1: 72,555 km (0.065 R)
• M2: 262,395 km (0.032 R)
• M3: 460,761 km (0.032 R)
• M4: 663,915 km (0.117 R)
• M5: 1,103,135 km (0.103 R)
• M6: 1,372,411 km (0.118 R)
• M7: 1,858,155 km (0.08 R)
• M8: 2,452,059 km (0.079 R)
• M9: 3,216,504 km (0.12 R)
• M10: 3,403,052 km (0.081 R)
• M11: 4,414,633 km (0.116 R)
• M12: 4,712,931 km (0.105 R)
• M13: 5,095,752 km (0.117 R)
• M14: 5,276,466 km (0.064 R)
• M15: 7,373,380 km (0.094 R)
• M16: 8,479,058 km (0.071 R)
• M17: 10,658,100 km (0.035 R)
• M18: 22,131,808 km (0.112 R)
• M19: 22,323,892 km (0.094 R)
• M20: 22,517,172 km (0.108 R)
• M21: 23,599,962 km (0.11 R)
• M22: 26,620,193 km (0.098 R)
• M23: 28,961,400 km (0.108 R)
• M24: 38,718,771 km (0.08 R)
• M25: 40,413,117 km (0.105 R)
• M26: 45,792,207 km (0.098 R)
• M27: 48,167,522 km (0.062 R)
• M28: 50,957,373 km (0.062 R)
• M29: 55,253,076 km (0.081 R)
• M30: 56,140,191 km (0.104 R)
• M31: 60,531,038 km (0.071 R)
• M32: 60,906,978 km (0.032 R)
• M33: 61,473,804 km (0.099 R)
• M34: 64,556,268 km (0.081 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 10,692 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit