🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.4

Radius: 13.9

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.66 AU - 0.86 AU

Year: 421 Days

Day: 9 Hours

Environment

Temp: -150 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 95,646,112 km

• M1: 172,935 km (0.085 R)
• M2: 766,689 km (0.06 R)
• M3: 2,184,877 km (0.119 R)
• M4: 3,451,672 km (0.1 R)
• M5: 4,253,666 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.5

Radius: 11.6

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.76 AU - 1.16 AU

Year: 598 Days

Day: 14.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 95,646,112 km

• M1: 144,212 km (0.035 R)
• M2: 703,110 km (0.12 R)
• M3: 1,206,208 km (0.112 R)
• M4: 1,579,155 km (0.051 R)
• M5: 2,038,421 km (0.078 R)
• M6: 2,449,516 km (0.07 R)
• M7: 2,946,779 km (0.101 R)
• M8: 4,120,075 km (0.071 R)
• M9: 4,518,753 km (0.037 R)
• M10: 4,957,673 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.7

Radius: 14.1

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.94 AU - 1.1 AU

Year: 655 Days

Day: 9.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 95,646,112 km

• M1: 175,329 km (0.082 R)
• M2: 854,204 km (0.055 R)
• M3: 1,531,433 km (0.115 R)
• M4: 2,187,121 km (0.094 R)
• M5: 2,652,221 km (0.101 R)
• M6: 3,221,740 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.3

Radius: 11.4

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.17 AU - 1.87 AU

Year: 1192 Days

Day: 11.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 95,646,112 km

• M1: 142,268 km (0.08 R)
• M2: 545,284 km (0.081 R)
• M3: 927,208 km (0.034 R)
• M4: 1,422,526 km (0.099 R)
• M5: 1,888,673 km (0.114 R)
• M6: 2,413,462 km (0.079 R)
• M7: 2,923,741 km (0.109 R)
• M8: 5,058,054 km (0.095 R)
• M9: 5,762,061 km (0.097 R)
• M10: 6,404,584 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.3

Radius: 9

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.81 AU - 2.73 AU

Year: 2175 Days

Day: 6.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 95,646,112 km

• M1: 114,742 km (0.107 R)
• M2: 710,739 km (0.072 R)
• M3: 1,230,442 km (0.088 R)
• M4: 1,581,100 km (0.051 R)
• M5: 2,261,920 km (0.105 R)
• M6: 3,069,150 km (0.056 R)
• M7: 3,937,416 km (0.097 R)
• M8: 4,921,471 km (0.061 R)
• M9: 6,501,523 km (0.094 R)
• M10: 6,814,931 km (0.116 R)
• M11: 7,265,520 km (0.115 R)
• M12: 9,482,560 km (0.061 R)
• M13: 11,547,310 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.1

Radius: 10.7

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.09 AU - 6.17 AU

Year: 8494 Days

Day: 9.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 95,646,112 km

• M1: 133,142 km (0.03 R)
• M2: 530,175 km (0.038 R)
• M3: 910,602 km (0.097 R)
• M4: 1,252,134 km (0.063 R)
• M5: 1,762,113 km (0.043 R)
• M6: 2,546,904 km (0.076 R)
• M7: 3,019,483 km (0.078 R)
• M8: 4,217,613 km (0.113 R)
• M9: 4,608,362 km (0.076 R)
• M10: 5,739,322 km (0.04 R)
• M11: 7,943,946 km (0.108 R)
• M12: 9,695,588 km (0.067 R)
• M13: 10,901,047 km (0.102 R)
• M14: 12,785,382 km (0.089 R)
• M15: 14,175,595 km (0.111 R)
• M16: 15,480,238 km (0.076 R)
• M17: 16,098,975 km (0.089 R)
• M18: 17,451,938 km (0.116 R)
• M19: 17,986,900 km (0.094 R)
• M20: 22,120,289 km (0.061 R)
• M21: 22,510,440 km (0.116 R)
• M22: 23,790,400 km (0.092 R)
• M23: 26,233,034 km (0.079 R)
• M24: 28,468,924 km (0.078 R)
• M25: 33,316,792 km (0.088 R)
• M26: 34,557,258 km (0.099 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 935.5

Radius: 5

Gravity: 37.42 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 9.07 AU - 13.51 AU

Year: 24120 Days

Day: 15.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 95,646,112 km

• M1: 62,382 km (0.036 R)
• M2: 223,200 km (0.039 R)
• M3: 468,541 km (0.105 R)
• M4: 687,253 km (0.058 R)
• M5: 1,665,772 km (0.096 R)
• M6: 2,228,559 km (0.119 R)
• M7: 2,516,087 km (0.039 R)
• M8: 3,343,363 km (0.059 R)
• M9: 4,338,488 km (0.083 R)
• M10: 5,997,827 km (0.052 R)
• M11: 8,372,095 km (0.089 R)
• M12: 13,347,571 km (0.108 R)
• M13: 14,212,097 km (0.073 R)
• M14: 15,197,049 km (0.066 R)
• M15: 15,878,318 km (0.082 R)
• M16: 16,491,071 km (0.107 R)
• M17: 17,670,650 km (0.119 R)
• M18: 19,494,099 km (0.092 R)
• M19: 20,708,384 km (0.091 R)
• M20: 22,187,459 km (0.09 R)
• M21: 23,174,805 km (0.087 R)
• M22: 26,311,872 km (0.117 R)
• M23: 29,589,561 km (0.116 R)
• M24: 31,190,109 km (0.1 R)
• M25: 36,336,575 km (0.099 R)
• M26: 37,399,019 km (0.051 R)
• M27: 39,744,863 km (0.077 R)
• M28: 45,947,191 km (0.1 R)
• M29: 47,547,589 km (0.062 R)
• M30: 54,518,550 km (0.062 R)
• M31: 56,917,801 km (0.119 R)
• M32: 58,970,134 km (0.093 R)
• M33: 62,355,534 km (0.099 R)
• M34: 73,766,560 km (0.106 R)
• M35: 74,007,862 km (0.032 R)
• M36: 77,692,158 km (0.111 R)
• M37: 92,807,228 km (0.078 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 15,442 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit