🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.6

Radius: 14.7

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.7 AU - 0.76 AU

Year: 423 Days

Day: 6.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 82,395,143 km

• M1: 182,958 km (0.114 R)
• M2: 662,719 km (0.068 R)
• M3: 1,145,920 km (0.107 R)
• M4: 1,748,500 km (0.103 R)
• M5: 2,275,084 km (0.084 R)
• M6: 2,809,598 km (0.045 R)
• M7: 3,765,528 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.4

Radius: 8.5

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.61 AU - 0.95 AU

Year: 467 Days

Day: 9.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,395,143 km

• M1: 107,262 km (0.094 R)
• M2: 430,543 km (0.084 R)
• M3: 778,208 km (0.1 R)
• M4: 1,125,425 km (0.104 R)
• M5: 1,539,960 km (0.096 R)
• M6: 2,308,295 km (0.106 R)
• M7: 2,955,156 km (0.096 R)
• M8: 3,261,533 km (0.082 R)
• M9: 3,599,774 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.8

Radius: 10.7

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.89 AU - 1.05 AU

Year: 648 Days

Day: 5.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,395,143 km

• M1: 133,142 km (0.11 R)
• M2: 523,742 km (0.088 R)
• M3: 1,074,412 km (0.055 R)
• M4: 1,625,231 km (0.051 R)
• M5: 2,580,264 km (0.049 R)
• M6: 3,550,257 km (0.12 R)
• M7: 4,550,318 km (0.09 R)
• M8: 5,055,062 km (0.12 R)
• M9: 5,634,305 km (0.116 R)
• M10: 5,979,277 km (0.104 R)
• M11: 6,711,708 km (0.071 R)
• M12: 7,232,608 km (0.102 R)
• M13: 7,663,899 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.1

Radius: 11.3

Gravity: 7.54 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.46 AU - 1.68 AU

Year: 1334 Days

Day: 6 Hours

Environment

Temp: -189 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,395,143 km

• M1: 140,472 km (0.093 R)
• M2: 507,885 km (0.09 R)
• M3: 920,326 km (0.117 R)
• M4: 1,474,137 km (0.086 R)
• M5: 2,449,964 km (0.116 R)
• M6: 5,364,729 km (0.118 R)
• M7: 6,090,728 km (0.032 R)
• M8: 6,804,010 km (0.106 R)
• M9: 7,194,311 km (0.12 R)
• M10: 7,710,274 km (0.059 R)
• M11: 8,634,939 km (0.077 R)
• M12: 9,218,221 km (0.117 R)
• M13: 9,729,397 km (0.106 R)
• M14: 10,566,247 km (0.117 R)
• M15: 12,344,667 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.7

Radius: 5.2

Gravity: 31.5 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 7.16 AU - 10.96 AU

Year: 18496 Days

Day: 24.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 82,395,143 km

• M1: 64,776 km (0.053 R)
• M2: 264,190 km (0.094 R)
• M3: 439,219 km (0.076 R)
• M4: 667,057 km (0.049 R)
• M5: 972,386 km (0.109 R)
• M6: 1,823,448 km (0.063 R)
• M7: 2,056,821 km (0.098 R)
• M8: 2,223,324 km (0.103 R)
• M9: 2,778,032 km (0.076 R)
• M10: 2,956,054 km (0.109 R)
• M11: 3,196,159 km (0.1 R)
• M12: 4,493,022 km (0.076 R)
• M13: 4,956,925 km (0.102 R)
• M14: 5,412,900 km (0.091 R)
• M15: 5,610,967 km (0.088 R)
• M16: 6,585,149 km (0.079 R)
• M17: 6,811,041 km (0.112 R)
• M18: 7,917,318 km (0.116 R)
• M19: 8,917,529 km (0.087 R)
• M20: 9,591,019 km (0.119 R)
• M21: 11,038,827 km (0.065 R)
• M22: 11,293,592 km (0.101 R)
• M23: 13,116,592 km (0.114 R)
• M24: 13,402,473 km (0.1 R)
• M25: 19,468,218 km (0.092 R)
• M26: 20,790,813 km (0.105 R)
• M27: 22,071,371 km (0.049 R)
• M28: 26,340,595 km (0.102 R)
• M29: 27,255,834 km (0.091 R)
• M30: 29,881,576 km (0.103 R)
• M31: 32,540,828 km (0.045 R)
• M32: 42,538,304 km (0.082 R)
• M33: 43,479,724 km (0.076 R)
• M34: 46,222,750 km (0.104 R)
• M35: 46,387,607 km (0.108 R)
• M36: 48,907,583 km (0.093 R)
• M37: 50,114,239 km (0.097 R)
• M38: 56,446,418 km (0.083 R)
• M39: 70,668,837 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 927.6

Radius: 5

Gravity: 37.1 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.71 AU - 10.11 AU

Year: 19578 Days

Day: 19.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,395,143 km

• M1: 62,233 km (0.091 R)
• M2: 631,004 km (0.09 R)
• M3: 819,348 km (0.072 R)
• M4: 1,045,091 km (0.064 R)
• M5: 1,266,944 km (0.093 R)
• M6: 1,536,669 km (0.073 R)
• M7: 3,264,525 km (0.108 R)
• M8: 4,262,941 km (0.104 R)
• M9: 4,721,309 km (0.068 R)
• M10: 5,173,244 km (0.085 R)
• M11: 5,946,815 km (0.091 R)
• M12: 6,518,727 km (0.077 R)
• M13: 7,272,102 km (0.067 R)
• M14: 7,925,546 km (0.101 R)
• M15: 8,346,664 km (0.078 R)
• M16: 8,672,338 km (0.082 R)
• M17: 9,233,629 km (0.107 R)
• M18: 9,759,316 km (0.104 R)
• M19: 11,323,960 km (0.052 R)
• M20: 13,339,642 km (0.073 R)
• M21: 14,316,217 km (0.112 R)
• M22: 23,260,075 km (0.064 R)
• M23: 27,305,651 km (0.069 R)
• M24: 28,022,524 km (0.113 R)
• M25: 30,630,613 km (0.1 R)
• M26: 30,887,024 km (0.091 R)
• M27: 31,274,482 km (0.106 R)
• M28: 35,611,324 km (0.078 R)
• M29: 38,218,516 km (0.109 R)
• M30: 40,178,847 km (0.079 R)
• M31: 46,291,266 km (0.075 R)
• M32: 46,629,058 km (0.082 R)
• M33: 46,798,552 km (0.118 R)
• M34: 48,690,816 km (0.064 R)
• M35: 53,922,552 km (0.108 R)
• M36: 58,722,999 km (0.111 R)
• M37: 62,969,334 km (0.052 R)
• M38: 69,163,135 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 828.7

Radius: 4.4

Gravity: 42.8 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 8.74 AU - 10.66 AU

Year: 20490 Days

Day: 16.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,395,143 km

• M1: 56,398 km (0.082 R)
• M2: 252,820 km (0.108 R)
• M3: 473,776 km (0.086 R)
• M4: 1,069,625 km (0.105 R)
• M5: 1,325,886 km (0.079 R)
• M6: 2,677,652 km (0.097 R)
• M7: 2,960,243 km (0.096 R)
• M8: 3,291,004 km (0.03 R)
• M9: 3,769,717 km (0.094 R)
• M10: 5,014,670 km (0.073 R)
• M11: 6,331,131 km (0.095 R)
• M12: 7,116,670 km (0.104 R)
• M13: 7,408,984 km (0.064 R)
• M14: 8,121,818 km (0.078 R)
• M15: 12,037,841 km (0.077 R)
• M16: 22,149,610 km (0.111 R)
• M17: 27,816,078 km (0.049 R)
• M18: 28,176,609 km (0.116 R)
• M19: 30,026,237 km (0.08 R)
• M20: 31,432,906 km (0.102 R)
• M21: 34,102,031 km (0.049 R)
• M22: 34,376,843 km (0.108 R)
• M23: 34,792,126 km (0.057 R)
• M24: 40,806,110 km (0.041 R)
• M25: 42,848,570 km (0.103 R)
• M26: 44,793,492 km (0.064 R)
• M27: 47,648,268 km (0.087 R)
• M28: 48,684,084 km (0.112 R)
• M29: 51,881,589 km (0.1 R)
• M30: 52,977,842 km (0.119 R)
• M31: 58,102,167 km (0.06 R)
• M32: 70,874,534 km (0.088 R)
• M33: 74,278,784 km (0.197 R)
• M34: 75,904,015 km (0.148 R)
• M35: 80,921,827 km (0.2 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 17,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit