🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.4

Radius: 8.6

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.85 AU - 1.37 AU

Year: 780 Days

Day: 12.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,714,030 km

• M1: 107,262 km (0.084 R)
• M2: 550,819 km (0.048 R)
• M3: 824,284 km (0.074 R)
• M4: 1,545,196 km (0.109 R)
• M5: 1,912,459 km (0.049 R)
• M6: 2,511,150 km (0.119 R)
• M7: 2,788,205 km (0.074 R)
• M8: 3,687,438 km (0.075 R)
• M9: 4,446,797 km (0.059 R)
• M10: 5,014,371 km (0.11 R)
• M11: 6,066,792 km (0.091 R)
• M12: 6,591,133 km (0.081 R)
• M13: 7,422,298 km (0.094 R)
• M14: 8,810,716 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.7

Radius: 10.2

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.77 AU - 2.57 AU

Year: 2132 Days

Day: 14.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,714,030 km

• M1: 127,158 km (0.101 R)
• M2: 502,798 km (0.085 R)
• M3: 879,635 km (0.099 R)
• M4: 1,395,748 km (0.113 R)
• M5: 2,070,734 km (0.075 R)
• M6: 2,731,208 km (0.112 R)
• M7: 4,469,236 km (0.036 R)
• M8: 5,053,865 km (0.079 R)
• M9: 5,387,767 km (0.085 R)
• M10: 5,831,774 km (0.037 R)
• M11: 6,634,815 km (0.118 R)
• M12: 7,453,116 km (0.064 R)
• M13: 7,886,800 km (0.072 R)
• M14: 9,322,790 km (0.089 R)
• M15: 10,562,657 km (0.101 R)
• M16: 11,754,353 km (0.083 R)
• M17: 12,664,507 km (0.075 R)
• M18: 13,033,266 km (0.065 R)
• M19: 13,536,064 km (0.077 R)
• M20: 14,270,440 km (0.084 R)
• M21: 14,714,746 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.2

Radius: 13.4

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.5 AU - 3.82 AU

Year: 3746 Days

Day: 11.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,714,030 km

• M1: 167,101 km (0.076 R)
• M2: 676,482 km (0.087 R)
• M3: 1,440,478 km (0.075 R)
• M4: 2,045,601 km (0.099 R)
• M5: 2,946,480 km (0.087 R)
• M6: 3,758,198 km (0.118 R)
• M7: 4,340,582 km (0.085 R)
• M8: 5,438,032 km (0.094 R)
• M9: 7,658,065 km (0.116 R)
• M10: 8,089,505 km (0.117 R)
• M11: 10,049,087 km (0.034 R)
• M12: 12,307,716 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 375.9

Radius: 11.8

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 5.24 AU - 5.76 AU

Year: 8601 Days

Day: 8.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,714,030 km

• M1: 146,905 km (0.097 R)
• M2: 518,057 km (0.119 R)
• M3: 1,782,159 km (0.069 R)
• M4: 2,512,197 km (0.106 R)
• M5: 3,137,217 km (0.105 R)
• M6: 3,863,515 km (0.103 R)
• M7: 4,356,290 km (0.094 R)
• M8: 4,946,603 km (0.078 R)
• M9: 5,379,240 km (0.104 R)
• M10: 7,114,875 km (0.12 R)
• M11: 8,611,601 km (0.117 R)
• M12: 9,111,857 km (0.052 R)
• M13: 10,079,456 km (0.119 R)
• M14: 11,017,434 km (0.102 R)
• M15: 11,961,397 km (0.099 R)
• M16: 13,560,748 km (0.104 R)
• M17: 14,644,884 km (0.12 R)
• M18: 16,663,707 km (0.108 R)
• M19: 18,516,925 km (0.086 R)
• M20: 23,663,990 km (0.104 R)
• M21: 30,836,160 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.5

Radius: 7.8

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 8.92 AU - 10.52 AU

Year: 20208 Days

Day: 21.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,714,030 km

• M1: 97,089 km (0.098 R)
• M2: 344,973 km (0.117 R)
• M3: 807,081 km (0.079 R)
• M4: 1,464,264 km (0.032 R)
• M5: 2,350,033 km (0.116 R)
• M6: 3,114,029 km (0.08 R)
• M7: 5,777,021 km (0.113 R)
• M8: 6,615,218 km (0.106 R)
• M9: 9,062,489 km (0.093 R)
• M10: 9,391,754 km (0.117 R)
• M11: 10,427,869 km (0.119 R)
• M12: 11,284,915 km (0.11 R)
• M13: 11,860,269 km (0.083 R)
• M14: 15,495,796 km (0.107 R)
• M15: 16,447,987 km (0.061 R)
• M16: 17,522,997 km (0.073 R)
• M17: 17,777,613 km (0.12 R)
• M18: 18,556,269 km (0.077 R)
• M19: 22,894,757 km (0.083 R)
• M20: 27,749,807 km (0.076 R)
• M21: 38,424,811 km (0.092 R)
• M22: 45,059,477 km (0.064 R)
• M23: 50,508,879 km (0.059 R)
• M24: 59,577,502 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 728.6

Radius: 6.9

Gravity: 15.3 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 10.12 AU - 10.44 AU

Year: 21980 Days

Day: 16.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 82,714,030 km

• M1: 85,869 km (0.058 R)
• M2: 343,028 km (0.111 R)
• M3: 746,793 km (0.068 R)
• M4: 1,002,156 km (0.119 R)
• M5: 1,538,016 km (0.033 R)
• M6: 3,001,532 km (0.061 R)
• M7: 4,005,483 km (0.07 R)
• M8: 4,339,385 km (0.107 R)
• M9: 5,062,990 km (0.086 R)
• M10: 5,534,224 km (0.079 R)
• M11: 5,780,611 km (0.108 R)
• M12: 6,034,329 km (0.106 R)
• M13: 7,416,314 km (0.04 R)
• M14: 8,076,191 km (0.12 R)
• M15: 11,306,457 km (0.058 R)
• M16: 11,570,498 km (0.117 R)
• M17: 12,317,739 km (0.096 R)
• M18: 14,596,713 km (0.119 R)
• M19: 16,459,057 km (0.119 R)
• M20: 17,055,952 km (0.068 R)
• M21: 19,118,907 km (0.087 R)
• M22: 23,411,768 km (0.086 R)
• M23: 26,412,102 km (0.064 R)
• M24: 27,824,306 km (0.112 R)
• M25: 28,548,958 km (0.052 R)
• M26: 29,784,487 km (0.062 R)
• M27: 39,599,604 km (0.118 R)
• M28: 43,673,303 km (0.077 R)
• M29: 52,825,551 km (0.078 R)
• M30: 54,684,604 km (0.102 R)
• M31: 56,586,741 km (0.064 R)
• M32: 59,721,415 km (0.085 R)
• M33: 66,978,108 km (0.086 R)
• M34: 72,506,797 km (0.098 R)
• M35: 77,617,060 km (0.118 R)
• M36: 78,811,001 km (0.118 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: 298 - 17,222 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit