🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879

Radius: 12.4

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.25 AU - 1.37 AU

Year: 1017 Days

Day: 7.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,929,946 km

• M1: 154,235 km (0.059 R)
• M2: 549,174 km (0.095 R)
• M3: 1,031,926 km (0.06 R)
• M4: 1,479,224 km (0.111 R)
• M5: 2,584,303 km (0.08 R)
• M6: 3,387,195 km (0.1 R)
• M7: 3,977,359 km (0.113 R)
• M8: 4,745,693 km (0.113 R)
• M9: 5,466,456 km (0.113 R)
• M10: 6,081,153 km (0.043 R)
• M11: 6,741,778 km (0.048 R)
• M12: 7,224,680 km (0.108 R)
• M13: 7,913,428 km (0.057 R)
• M14: 8,842,581 km (0.113 R)
• M15: 9,751,836 km (0.042 R)
• M16: 10,276,327 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893

Radius: 8.5

Gravity: 12.36 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.02 AU - 1.68 AU

Year: 1064 Days

Day: 14.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,929,946 km

• M1: 143,464 km (0.075 R)
• M2: 410,945 km (0.101 R)
• M3: 1,111,811 km (0.104 R)
• M4: 1,426,715 km (0.104 R)
• M5: 2,218,237 km (0.032 R)
• M6: 3,074,835 km (0.08 R)
• M7: 3,485,780 km (0.101 R)
• M8: 3,966,438 km (0.115 R)
• M9: 4,675,382 km (0.067 R)
• M10: 5,040,551 km (0.092 R)
• M11: 5,592,268 km (0.082 R)
• M12: 6,600,408 km (0.116 R)
• M13: 7,830,850 km (0.094 R)
• M14: 8,236,410 km (0.105 R)
• M15: 9,178,129 km (0.119 R)
• M16: 10,221,574 km (0.055 R)
• M17: 10,673,509 km (0.1 R)
• M18: 11,756,597 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.9

Radius: 14.5

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.55 AU - 4.03 AU

Year: 4047 Days

Day: 11.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,929,946 km

• M1: 180,265 km (0.094 R)
• M2: 755,020 km (0.088 R)
• M3: 1,681,330 km (0.057 R)
• M4: 2,141,942 km (0.101 R)
• M5: 3,253,305 km (0.097 R)
• M6: 4,663,714 km (0.052 R)
• M7: 5,507,296 km (0.092 R)
• M8: 7,087,050 km (0.088 R)
• M9: 8,892,696 km (0.105 R)
• M10: 10,094,565 km (0.119 R)
• M11: 12,224,689 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.5

Radius: 13.3

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.45 AU - 4.49 AU

Year: 5365 Days

Day: 12.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,929,946 km

• M1: 165,455 km (0.109 R)
• M2: 1,150,856 km (0.116 R)
• M3: 2,648,780 km (0.09 R)
• M4: 4,248,131 km (0.064 R)
• M5: 6,834,080 km (0.111 R)
• M6: 7,267,165 km (0.082 R)
• M7: 8,445,548 km (0.086 R)
• M8: 9,309,625 km (0.118 R)
• M9: 10,496,834 km (0.069 R)
• M10: 13,015,464 km (0.03 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 404.4

Radius: 7.7

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 6.02 AU - 7.86 AU

Year: 12400 Days

Day: 22.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,929,946 km

• M1: 98,136 km (0.103 R)
• M2: 339,737 km (0.105 R)
• M3: 659,278 km (0.088 R)
• M4: 1,237,025 km (0.118 R)
• M5: 1,543,401 km (0.117 R)
• M6: 1,900,192 km (0.097 R)
• M7: 3,311,349 km (0.115 R)
• M8: 3,778,244 km (0.085 R)
• M9: 5,955,042 km (0.034 R)
• M10: 8,361,025 km (0.113 R)
• M11: 9,273,572 km (0.118 R)
• M12: 10,099,951 km (0.064 R)
• M13: 11,187,677 km (0.118 R)
• M14: 12,294,252 km (0.096 R)
• M15: 16,742,844 km (0.05 R)
• M16: 19,949,624 km (0.079 R)
• M17: 21,076,096 km (0.098 R)
• M18: 21,990,588 km (0.115 R)
• M19: 22,244,605 km (0.035 R)
• M20: 22,931,259 km (0.118 R)
• M21: 24,528,067 km (0.08 R)
• M22: 25,446,448 km (0.061 R)
• M23: 25,726,346 km (0.065 R)
• M24: 27,254,338 km (0.115 R)
• M25: 27,842,557 km (0.047 R)
• M26: 28,740,743 km (0.088 R)
• M27: 31,658,799 km (0.109 R)
• M28: 33,411,936 km (0.055 R)
• M29: 36,871,686 km (0.115 R)
• M30: 37,470,527 km (0.083 R)
• M31: 41,073,143 km (0.083 R)
• M32: 46,411,692 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230.1

Radius: 3.5

Gravity: 18.78 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.63 AU - 10.39 AU

Year: 18343 Days

Day: 17.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 49,929,946 km

• M1: 43,683 km (0.049 R)
• M2: 174,581 km (0.062 R)
• M3: 512,223 km (0.046 R)
• M4: 910,303 km (0.11 R)
• M5: 1,247,646 km (0.029 R)
• M6: 1,544,149 km (0.12 R)
• M7: 2,039,019 km (0.101 R)
• M8: 2,489,309 km (0.093 R)
• M9: 2,611,680 km (0.1 R)
• M10: 4,264,138 km (0.051 R)
• M11: 4,439,616 km (0.073 R)
• M12: 4,680,917 km (0.098 R)
• M13: 6,468,313 km (0.111 R)
• M14: 6,897,359 km (0.096 R)
• M15: 9,282,099 km (0.111 R)
• M16: 13,743,556 km (0.114 R)
• M17: 14,191,004 km (0.081 R)
• M18: 15,047,451 km (0.062 R)
• M19: 15,938,008 km (0.062 R)
• M20: 17,008,380 km (0.083 R)
• M21: 17,823,090 km (0.063 R)
• M22: 20,505,530 km (0.079 R)
• M23: 22,202,867 km (0.073 R)
• M24: 22,907,174 km (0.119 R)
• M25: 25,299,094 km (0.087 R)
• M26: 25,873,849 km (0.116 R)
• M27: 26,359,294 km (0.046 R)
• M28: 28,671,180 km (0.078 R)
• M29: 29,823,084 km (0.066 R)
• M30: 30,571,970 km (0.112 R)
• M31: 31,884,841 km (0.081 R)
• M32: 34,271,975 km (0.1 R)
• M33: 37,020,237 km (0.105 R)
• M34: 37,760,597 km (0.056 R)
• M35: 42,009,625 km (0.094 R)
• M36: 43,357,502 km (0.094 R)
• M37: 49,631,188 km (0.103 R)
• M38: 49,780,487 km (0.058 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 19,812 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit