🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.47 AU - 0.63 AU

Year: 268 Days

Day: 37.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.1

Radius: 14.1

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.83 AU - 1.35 AU

Year: 747 Days

Day: 13.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,047,308 km

• M1: 175,478 km (0.06 R)
• M2: 724,502 km (0.101 R)
• M3: 1,215,483 km (0.096 R)
• M4: 1,715,439 km (0.07 R)
• M5: 2,318,019 km (0.118 R)
• M6: 3,005,272 km (0.037 R)
• M7: 3,561,327 km (0.03 R)
• M8: 4,268,775 km (0.118 R)
• M9: 5,521,508 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.9

Radius: 8

Gravity: 13.3 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.07 AU - 1.33 AU

Year: 862 Days

Day: 9.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,047,308 km

• M1: 99,483 km (0.062 R)
• M2: 360,381 km (0.026 R)
• M3: 713,133 km (0.105 R)
• M4: 1,187,059 km (0.087 R)
• M5: 1,443,919 km (0.107 R)
• M6: 1,765,255 km (0.09 R)
• M7: 2,625,143 km (0.098 R)
• M8: 3,134,823 km (0.091 R)
• M9: 3,442,397 km (0.066 R)
• M10: 3,785,425 km (0.037 R)
• M11: 4,217,014 km (0.119 R)
• M12: 5,549,931 km (0.1 R)
• M13: 6,679,395 km (0.107 R)
• M14: 6,931,917 km (0.111 R)
• M15: 7,238,443 km (0.073 R)
• M16: 8,854,548 km (0.036 R)
• M17: 9,471,789 km (0.113 R)
• M18: 9,908,765 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.2

Radius: 10.1

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.51 AU - 1.69 AU

Year: 1328 Days

Day: 8.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 72,047,308 km

• M1: 125,662 km (0.068 R)
• M2: 647,460 km (0.115 R)
• M3: 1,101,788 km (0.067 R)
• M4: 2,842,808 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.5

Radius: 9.7

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.57 AU - 4.61 AU

Year: 6451 Days

Day: 8.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,047,308 km

• M1: 120,576 km (0.039 R)
• M2: 509,231 km (0.031 R)
• M3: 883,675 km (0.118 R)
• M4: 1,199,326 km (0.107 R)
• M5: 1,504,356 km (0.096 R)
• M6: 2,376,661 km (0.093 R)
• M7: 3,645,850 km (0.111 R)
• M8: 5,057,306 km (0.072 R)
• M9: 5,620,691 km (0.112 R)
• M10: 7,050,398 km (0.054 R)
• M11: 9,829,627 km (0.093 R)
• M12: 11,839,175 km (0.076 R)
• M13: 15,959,250 km (0.062 R)
• M14: 16,272,359 km (0.077 R)
• M15: 19,276,882 km (0.08 R)
• M16: 20,502,388 km (0.11 R)
• M17: 21,550,022 km (0.089 R)
• M18: 22,009,736 km (0.11 R)
• M19: 22,711,500 km (0.12 R)
• M20: 24,823,074 km (0.089 R)
• M21: 30,284,593 km (0.104 R)
• M22: 35,319,160 km (0.051 R)
• M23: 35,637,803 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.2

Radius: 7.7

Gravity: 14.86 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.45 AU - 6.61 AU

Year: 9714 Days

Day: 17.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 72,047,308 km

• M1: 96,491 km (0.109 R)
• M2: 480,060 km (0.096 R)
• M3: 819,048 km (0.071 R)
• M4: 1,100,292 km (0.038 R)
• M5: 1,675,795 km (0.11 R)
• M6: 2,101,700 km (0.114 R)
• M7: 2,437,398 km (0.095 R)
• M8: 2,918,355 km (0.06 R)
• M9: 3,337,528 km (0.091 R)
• M10: 3,876,829 km (0.069 R)
• M11: 4,653,990 km (0.119 R)
• M12: 5,462,267 km (0.063 R)
• M13: 6,100,003 km (0.091 R)
• M14: 7,148,235 km (0.091 R)
• M15: 9,697,233 km (0.033 R)
• M16: 11,453,363 km (0.078 R)
• M17: 14,371,718 km (0.102 R)
• M18: 15,172,066 km (0.11 R)
• M19: 17,154,537 km (0.099 R)
• M20: 18,672,357 km (0.119 R)
• M21: 18,986,363 km (0.098 R)
• M22: 19,786,562 km (0.058 R)
• M23: 20,360,121 km (0.092 R)
• M24: 21,540,298 km (0.118 R)
• M25: 23,395,013 km (0.044 R)
• M26: 23,760,031 km (0.106 R)
• M27: 25,738,912 km (0.088 R)
• M28: 29,277,051 km (0.115 R)
• M29: 29,914,488 km (0.027 R)
• M30: 34,756,522 km (0.093 R)
• M31: 35,231,795 km (0.06 R)
• M32: 36,561,420 km (0.11 R)
• M33: 40,226,419 km (0.098 R)
• M34: 42,892,103 km (0.052 R)
• M35: 47,690,006 km (0.075 R)
• M36: 48,277,028 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 476.4

Radius: 6.9

Gravity: 10.01 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 9.36 AU - 11.5 AU

Year: 22097 Days

Day: 19 Hours

Environment

Temp: -226 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,047,308 km

• M1: 85,869 km (0.081 R)
• M2: 451,935 km (0.119 R)
• M3: 714,928 km (0.093 R)
• M4: 972,835 km (0.114 R)
• M5: 1,321,697 km (0.028 R)
• M6: 2,465,971 km (0.108 R)
• M7: 2,743,027 km (0.066 R)
• M8: 2,989,713 km (0.092 R)
• M9: 3,613,985 km (0.083 R)
• M10: 5,009,285 km (0.084 R)
• M11: 6,513,042 km (0.109 R)
• M12: 6,819,718 km (0.11 R)
• M13: 8,244,787 km (0.108 R)
• M14: 9,243,952 km (0.061 R)
• M15: 15,397,510 km (0.11 R)
• M16: 21,729,240 km (0.079 R)
• M17: 22,913,008 km (0.077 R)
• M18: 26,500,066 km (0.085 R)
• M19: 30,202,314 km (0.093 R)
• M20: 37,625,211 km (0.092 R)
• M21: 43,349,873 km (0.12 R)
• M22: 48,791,944 km (0.069 R)
• M23: 50,135,482 km (0.106 R)
• M24: 50,475,219 km (0.071 R)
• M25: 58,718,660 km (0.067 R)
• M26: 66,374,331 km (0.052 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 13,663 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit