🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.1

Radius: 11.9

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.59 AU - 0.81 AU

Year: 404 Days

Day: 10.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 42,999,894 km

• M1: 154,983 km (0.096 R)
• M2: 544,237 km (0.108 R)
• M3: 1,115,851 km (0.091 R)
• M4: 2,110,228 km (0.075 R)
• M5: 2,616,616 km (0.079 R)
• M6: 3,479,497 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961

Radius: 14.9

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.61 AU - 0.93 AU

Year: 466 Days

Day: 14.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,999,894 km

• M1: 185,352 km (0.074 R)
• M2: 723,306 km (0.075 R)
• M3: 1,540,110 km (0.086 R)
• M4: 2,095,717 km (0.103 R)
• M5: 2,597,169 km (0.063 R)
• M6: 4,026,875 km (0.044 R)
• M7: 4,610,906 km (0.113 R)
• M8: 5,335,558 km (0.083 R)
• M9: 5,932,603 km (0.09 R)
• M10: 6,399,797 km (0.026 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.2

Radius: 9.4

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.7 AU - 1 AU

Year: 541 Days

Day: 9.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,999,894 km

• M1: 116,836 km (0.096 R)
• M2: 418,276 km (0.12 R)
• M3: 713,133 km (0.115 R)
• M4: 1,017,415 km (0.113 R)
• M5: 1,457,532 km (0.066 R)
• M6: 1,826,141 km (0.1 R)
• M7: 3,034,294 km (0.116 R)
• M8: 3,441,649 km (0.066 R)
• M9: 4,405,059 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.6

Radius: 8.7

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.02 AU - 1.4 AU

Year: 919 Days

Day: 10.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,999,894 km

• M1: 108,159 km (0.102 R)
• M2: 403,316 km (0.083 R)
• M3: 798,404 km (0.095 R)
• M4: 1,240,316 km (0.077 R)
• M5: 1,697,786 km (0.045 R)
• M6: 2,663,740 km (0.094 R)
• M7: 3,429,681 km (0.116 R)
• M8: 4,936,431 km (0.119 R)
• M9: 5,301,898 km (0.085 R)
• M10: 5,629,368 km (0.038 R)
• M11: 6,126,482 km (0.109 R)
• M12: 6,777,980 km (0.091 R)
• M13: 7,055,484 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.7

Radius: 12.4

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.26 AU - 3.3 AU

Year: 3199 Days

Day: 11.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,999,894 km

• M1: 154,235 km (0.108 R)
• M2: 707,748 km (0.113 R)
• M3: 1,163,722 km (0.078 R)
• M4: 1,620,893 km (0.097 R)
• M5: 2,212,553 km (0.095 R)
• M6: 2,910,726 km (0.08 R)
• M7: 3,532,155 km (0.051 R)
• M8: 4,196,220 km (0.094 R)
• M9: 5,504,902 km (0.048 R)
• M10: 7,259,985 km (0.049 R)
• M11: 8,371,198 km (0.074 R)
• M12: 9,210,591 km (0.1 R)
• M13: 10,307,144 km (0.086 R)
• M14: 11,099,564 km (0.094 R)
• M15: 12,067,462 km (0.101 R)
• M16: 13,970,197 km (0.086 R)
• M17: 15,309,696 km (0.053 R)
• M18: 16,396,974 km (0.029 R)
• M19: 19,030,944 km (0.098 R)
• M20: 21,800,150 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.4

Radius: 4.8

Gravity: 25.36 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 6.95 AU - 7.43 AU

Year: 13308 Days

Day: 15.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,999,894 km

• M1: 62,233 km (0.058 R)
• M2: 436,527 km (0.069 R)
• M3: 613,351 km (0.079 R)
• M4: 1,129,165 km (0.094 R)
• M5: 1,558,062 km (0.101 R)
• M6: 2,070,285 km (0.058 R)
• M7: 2,644,442 km (0.073 R)
• M8: 3,318,829 km (0.075 R)
• M9: 3,986,634 km (0.038 R)
• M10: 6,603,100 km (0.11 R)
• M11: 8,285,628 km (0.1 R)
• M12: 12,106,058 km (0.087 R)
• M13: 15,009,304 km (0.082 R)
• M14: 16,144,303 km (0.036 R)
• M15: 17,335,252 km (0.09 R)
• M16: 19,974,308 km (0.114 R)
• M17: 22,777,921 km (0.059 R)
• M18: 24,082,864 km (0.073 R)
• M19: 33,444,998 km (0.093 R)
• M20: 33,920,270 km (0.114 R)
• M21: 40,112,425 km (0.114 R)
• M22: 44,538,428 km (0.085 R)
• M23: 49,894,331 km (0.105 R)
• M24: 50,048,865 km (0.111 R)
• M25: 53,369,938 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.1

Radius: 6.7

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.42 AU - 7.64 AU

Year: 14263 Days

Day: 24.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 42,999,894 km

• M1: 84,523 km (0.082 R)
• M2: 469,588 km (0.061 R)
• M3: 846,425 km (0.101 R)
• M4: 1,265,448 km (0.111 R)
• M5: 2,036,027 km (0.07 R)
• M6: 2,532,393 km (0.109 R)
• M7: 3,240,290 km (0.104 R)
• M8: 3,664,849 km (0.099 R)
• M9: 3,942,203 km (0.06 R)
• M10: 4,315,300 km (0.05 R)
• M11: 4,539,099 km (0.104 R)
• M12: 4,889,158 km (0.086 R)
• M13: 5,742,763 km (0.041 R)
• M14: 6,048,392 km (0.117 R)
• M15: 7,741,989 km (0.095 R)
• M16: 8,327,665 km (0.077 R)
• M17: 8,852,753 km (0.071 R)
• M18: 9,776,670 km (0.095 R)
• M19: 10,163,829 km (0.04 R)
• M20: 10,814,430 km (0.034 R)
• M21: 11,545,964 km (0.045 R)
• M22: 13,459,021 km (0.108 R)
• M23: 15,057,474 km (0.079 R)
• M24: 15,639,111 km (0.09 R)
• M25: 17,193,582 km (0.032 R)
• M26: 27,190,610 km (0.108 R)
• M27: 32,852,291 km (0.078 R)
• M28: 33,829,913 km (0.12 R)
• M29: 34,492,332 km (0.091 R)
• M30: 34,715,083 km (0.088 R)
• M31: 35,502,118 km (0.075 R)
• M32: 37,111,791 km (0.085 R)
• M33: 38,053,210 km (0.118 R)
• M34: 39,252,088 km (0.041 R)
• M35: 39,983,472 km (0.065 R)
• M36: 41,222,441 km (0.09 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 14,280 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit