🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.7

Radius: 9.7

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.48 AU - 0.54 AU

Year: 243 Days

Day: 14.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 89,605,983 km

• M1: 120,576 km (0.051 R)
• M2: 425,606 km (0.078 R)
• M3: 812,167 km (0.115 R)
• M4: 1,118,842 km (0.107 R)
• M5: 1,515,875 km (0.083 R)
• M6: 2,033,035 km (0.05 R)
• M7: 2,389,976 km (0.099 R)
• M8: 2,797,031 km (0.113 R)
• M9: 3,185,088 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.5

Radius: 9.1

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.56 AU - 0.74 AU

Year: 349 Days

Day: 9.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 89,605,983 km

• M1: 128,505 km (0.044 R)
• M2: 431,440 km (0.07 R)
• M3: 981,960 km (0.104 R)
• M4: 1,290,132 km (0.105 R)
• M5: 2,238,134 km (0.084 R)
• M6: 2,659,551 km (0.115 R)
• M7: 3,030,254 km (0.054 R)
• M8: 3,491,166 km (0.092 R)
• M9: 3,851,996 km (0.066 R)
• M10: 4,367,510 km (0.108 R)
• M11: 4,717,718 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.4

Radius: 11.6

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.65 AU - 0.71 AU

Year: 374 Days

Day: 5.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 89,605,983 km

• M1: 144,960 km (0.071 R)
• M2: 576,700 km (0.069 R)
• M3: 1,148,014 km (0.043 R)
• M4: 1,534,425 km (0.107 R)
• M5: 2,009,249 km (0.091 R)
• M6: 2,446,972 km (0.1 R)
• M7: 2,824,857 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.3

Radius: 10.6

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.56 AU - 1.92 AU

Year: 1531 Days

Day: 5.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,605,983 km

• M1: 131,796 km (0.072 R)
• M2: 617,989 km (0.082 R)
• M3: 999,912 km (0.091 R)
• M4: 1,516,174 km (0.084 R)
• M5: 1,930,112 km (0.106 R)
• M6: 2,334,176 km (0.114 R)
• M7: 2,674,062 km (0.095 R)
• M8: 3,209,174 km (0.112 R)
• M9: 4,551,515 km (0.097 R)
• M10: 5,423,671 km (0.101 R)
• M11: 5,797,965 km (0.119 R)
• M12: 6,524,861 km (0.084 R)
• M13: 7,364,404 km (0.087 R)
• M14: 8,623,270 km (0.117 R)
• M15: 9,922,827 km (0.091 R)
• M16: 11,066,951 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.8

Radius: 10.7

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.24 AU - 2.36 AU

Year: 2326 Days

Day: 13.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 89,605,983 km

• M1: 132,993 km (0.117 R)
• M2: 552,016 km (0.113 R)
• M3: 1,131,110 km (0.115 R)
• M4: 2,216,592 km (0.077 R)
• M5: 2,857,469 km (0.073 R)
• M6: 3,964,792 km (0.109 R)
• M7: 4,666,257 km (0.09 R)
• M8: 5,953,696 km (0.057 R)
• M9: 6,667,128 km (0.116 R)
• M10: 7,138,062 km (0.103 R)
• M11: 7,943,348 km (0.053 R)
• M12: 8,353,396 km (0.118 R)
• M13: 8,839,140 km (0.07 R)
• M14: 11,482,833 km (0.083 R)
• M15: 11,969,774 km (0.046 R)
• M16: 12,627,257 km (0.071 R)
• M17: 12,984,946 km (0.063 R)
• M18: 13,513,624 km (0.046 R)
• M19: 14,354,813 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.9

Radius: 5

Gravity: 34.48 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 8.98 AU - 12.08 AU

Year: 22786 Days

Day: 17.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,605,983 km

• M1: 62,233 km (0.118 R)
• M2: 282,441 km (0.089 R)
• M3: 666,758 km (0.037 R)
• M4: 1,378,993 km (0.079 R)
• M5: 1,691,054 km (0.057 R)
• M6: 2,246,062 km (0.109 R)
• M7: 2,431,863 km (0.032 R)
• M8: 2,860,910 km (0.111 R)
• M9: 3,519,888 km (0.064 R)
• M10: 6,099,105 km (0.072 R)
• M11: 7,281,377 km (0.072 R)
• M12: 8,777,954 km (0.039 R)
• M13: 9,658,787 km (0.108 R)
• M14: 11,188,126 km (0.041 R)
• M15: 14,319,359 km (0.095 R)
• M16: 18,452,598 km (0.111 R)
• M17: 19,500,531 km (0.092 R)
• M18: 19,891,281 km (0.1 R)
• M19: 20,486,980 km (0.108 R)
• M20: 24,766,825 km (0.06 R)
• M21: 25,805,633 km (0.106 R)
• M22: 27,114,464 km (0.101 R)
• M23: 37,088,005 km (0.105 R)
• M24: 46,773,569 km (0.091 R)
• M25: 47,649,465 km (0.094 R)
• M26: 51,633,107 km (0.082 R)
• M27: 59,230,584 km (0.113 R)
• M28: 62,129,791 km (0.111 R)
• M29: 64,688,962 km (0.062 R)
• M30: 69,335,172 km (0.03 R)
• M31: 72,319,949 km (0.219 R)
• M32: 72,786,694 km (0.08 R)
• M33: 75,389,398 km (0.086 R)
• M34: 76,592,614 km (0.066 R)
• M35: 81,786,353 km (0.093 R)
• M36: 86,946,432 km (0.102 R)
• M37: 89,069,824 km (0.107 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 17,676 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit