🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.5

Radius: 14.4

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.75 AU - 0.99 AU

Year: 532 Days

Day: 11.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 40,281,601 km

• M1: 180,116 km (0.064 R)
• M2: 637,586 km (0.052 R)
• M3: 1,660,836 km (0.058 R)
• M4: 2,184,428 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.1

Radius: 10.6

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.01 AU - 1.63 AU

Year: 995 Days

Day: 7.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,281,601 km

• M1: 131,796 km (0.104 R)
• M2: 498,460 km (0.052 R)
• M3: 966,851 km (0.111 R)
• M4: 1,384,977 km (0.067 R)
• M5: 1,741,918 km (0.09 R)
• M6: 2,326,546 km (0.057 R)
• M7: 2,850,737 km (0.051 R)
• M8: 3,204,985 km (0.074 R)
• M9: 3,920,960 km (0.108 R)
• M10: 4,721,758 km (0.073 R)
• M11: 5,524,350 km (0.084 R)
• M12: 6,324,400 km (0.11 R)
• M13: 6,859,661 km (0.068 R)
• M14: 7,757,697 km (0.105 R)
• M15: 8,181,358 km (0.097 R)
• M16: 9,103,928 km (0.115 R)
• M17: 10,187,914 km (0.027 R)
• M18: 11,188,425 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.9

Radius: 8.8

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.39 AU - 2.09 AU

Year: 1506 Days

Day: 10.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,281,601 km

• M1: 109,954 km (0.106 R)
• M2: 390,750 km (0.107 R)
• M3: 999,912 km (0.06 R)
• M4: 1,336,208 km (0.086 R)
• M5: 1,836,314 km (0.117 R)
• M6: 2,197,593 km (0.096 R)
• M7: 3,036,388 km (0.112 R)
• M8: 3,420,256 km (0.072 R)
• M9: 4,005,184 km (0.105 R)
• M10: 4,449,489 km (0.068 R)
• M11: 5,025,740 km (0.081 R)
• M12: 5,479,321 km (0.048 R)
• M13: 6,004,859 km (0.047 R)
• M14: 6,611,927 km (0.109 R)
• M15: 7,388,489 km (0.117 R)
• M16: 9,333,561 km (0.118 R)
• M17: 9,766,347 km (0.037 R)
• M18: 10,244,911 km (0.111 R)
• M19: 10,705,523 km (0.093 R)
• M20: 11,145,640 km (0.087 R)
• M21: 12,025,724 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.3

Radius: 8.2

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.8 AU - 2.08 AU

Year: 1773 Days

Day: 13.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,281,601 km

• M1: 102,026 km (0.08 R)
• M2: 401,221 km (0.054 R)
• M3: 879,187 km (0.106 R)
• M4: 1,163,273 km (0.104 R)
• M5: 1,501,963 km (0.051 R)
• M6: 1,888,524 km (0.071 R)
• M7: 3,342,166 km (0.077 R)
• M8: 3,663,203 km (0.048 R)
• M9: 3,961,052 km (0.119 R)
• M10: 4,398,925 km (0.073 R)
• M11: 4,768,881 km (0.115 R)
• M12: 5,124,625 km (0.082 R)
• M13: 6,481,029 km (0.08 R)
• M14: 6,812,388 km (0.113 R)
• M15: 7,486,625 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.1

Radius: 10.1

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.27 AU - 6.13 AU

Year: 8927 Days

Day: 6.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,281,601 km

• M1: 125,662 km (0.094 R)
• M2: 812,017 km (0.098 R)
• M3: 1,817,315 km (0.097 R)
• M4: 2,594,775 km (0.061 R)
• M5: 3,855,137 km (0.109 R)
• M6: 4,308,718 km (0.077 R)
• M7: 4,887,512 km (0.111 R)
• M8: 5,227,548 km (0.049 R)
• M9: 7,612,288 km (0.115 R)
• M10: 11,431,072 km (0.104 R)
• M11: 12,088,406 km (0.078 R)
• M12: 13,964,812 km (0.063 R)
• M13: 14,399,842 km (0.119 R)
• M14: 29,350,504 km (0.034 R)
• M15: 37,025,772 km (0.092 R)
• M16: 41,576,988 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.2

Radius: 4.2

Gravity: 23.59 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.97 AU - 7.23 AU

Year: 9883 Days

Day: 19.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 40,281,601 km

• M1: 52,658 km (0.096 R)
• M2: 204,949 km (0.109 R)
• M3: 441,015 km (0.059 R)
• M4: 587,770 km (0.078 R)
• M5: 1,204,861 km (0.113 R)
• M6: 1,524,402 km (0.088 R)
• M7: 1,898,098 km (0.115 R)
• M8: 2,057,120 km (0.114 R)
• M9: 2,383,992 km (0.032 R)
• M10: 2,588,492 km (0.092 R)
• M11: 3,184,340 km (0.065 R)
• M12: 3,526,022 km (0.11 R)
• M13: 3,669,486 km (0.117 R)
• M14: 3,816,690 km (0.093 R)
• M15: 4,019,246 km (0.037 R)
• M16: 5,050,723 km (0.089 R)
• M17: 5,264,050 km (0.113 R)
• M18: 5,708,804 km (0.109 R)
• M19: 6,109,577 km (0.091 R)
• M20: 6,528,750 km (0.111 R)
• M21: 7,193,114 km (0.1 R)
• M22: 9,921,032 km (0.102 R)
• M23: 12,205,989 km (0.082 R)
• M24: 16,420,311 km (0.061 R)
• M25: 18,062,746 km (0.087 R)
• M26: 22,477,828 km (0.046 R)
• M27: 22,888,923 km (0.12 R)
• M28: 23,305,254 km (0.112 R)
• M29: 24,670,933 km (0.098 R)
• M30: 25,020,543 km (0.084 R)
• M31: 25,729,787 km (0.069 R)
• M32: 25,909,154 km (0.116 R)
• M33: 35,201,576 km (0.091 R)
• M34: 37,339,180 km (0.06 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 18,535 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit