🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.67 AU - 0.75 AU

Year: 224 Days

Day: 33.3 Hours

Environment

Temp: 133 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 4.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.4

Radius: 14.6

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 7.28 AU - 9.02 AU

Year: 8719 Days

Day: 13.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,161,279 km

• M1: 182,958 km (0.058 R)
• M2: 687,552 km (0.081 R)
• M3: 1,260,212 km (0.083 R)
• M4: 1,836,164 km (0.099 R)
• M5: 2,328,042 km (0.118 R)
• M6: 2,805,558 km (0.119 R)
• M7: 4,450,985 km (0.037 R)
• M8: 6,269,497 km (0.083 R)
• M9: 7,939,309 km (0.046 R)
• M10: 8,542,338 km (0.056 R)
• M11: 9,695,588 km (0.035 R)
• M12: 11,863,710 km (0.112 R)
• M13: 12,538,695 km (0.09 R)
• M14: 15,104,747 km (0.082 R)
• M15: 16,033,002 km (0.1 R)
• M16: 19,275,985 km (0.079 R)
• M17: 21,010,871 km (0.101 R)
• M18: 22,506,102 km (0.086 R)
• M19: 25,154,134 km (0.105 R)
• M20: 26,081,192 km (0.06 R)
• M21: 27,320,311 km (0.109 R)
• M22: 30,122,279 km (0.062 R)
• M23: 34,790,481 km (0.069 R)
• M24: 41,181,601 km (0.116 R)
• M25: 42,209,787 km (0.105 R)
• M26: 44,855,126 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 11.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.5

Radius: 12.4

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 10.05 AU - 12.63 AU

Year: 14310 Days

Day: 5.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,161,279 km

• M1: 154,535 km (0.111 R)
• M2: 927,656 km (0.116 R)
• M3: 3,038,034 km (0.041 R)
• M4: 6,532,041 km (0.069 R)
• M5: 13,547,134 km (0.069 R)
• M6: 14,250,843 km (0.104 R)
• M7: 14,844,447 km (0.069 R)
• M8: 18,603,692 km (0.119 R)
• M9: 24,140,309 km (0.068 R)
• M10: 25,079,634 km (0.116 R)
• M11: 26,732,092 km (0.06 R)
• M12: 31,455,495 km (0.068 R)
• M13: 36,462,536 km (0.118 R)
• M14: 41,309,058 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 662.6

Radius: 6.3

Gravity: 16.69 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 11.02 AU - 14.66 AU

Year: 17242 Days

Day: 22.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 151.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 68,161,279 km

• M1: 78,838 km (0.091 R)
• M2: 299,046 km (0.067 R)
• M3: 523,593 km (0.101 R)
• M4: 1,007,841 km (0.101 R)
• M5: 1,359,695 km (0.034 R)
• M6: 1,972,298 km (0.104 R)
• M7: 2,874,074 km (0.12 R)
• M8: 3,443,743 km (0.062 R)
• M9: 4,148,050 km (0.055 R)
• M10: 4,370,651 km (0.057 R)
• M11: 5,086,477 km (0.1 R)
• M12: 6,407,277 km (0.118 R)
• M13: 6,792,043 km (0.036 R)
• M14: 7,421,102 km (0.113 R)
• M15: 10,445,522 km (0.051 R)
• M16: 12,292,906 km (0.086 R)
• M17: 12,554,553 km (0.101 R)
• M18: 14,931,812 km (0.109 R)
• M19: 15,531,849 km (0.114 R)
• M20: 18,432,552 km (0.065 R)
• M21: 20,463,642 km (0.079 R)
• M22: 27,001,518 km (0.064 R)
• M23: 31,160,488 km (0.033 R)
• M24: 34,029,776 km (0.11 R)
• M25: 36,799,131 km (0.105 R)
• M26: 38,866,724 km (0.1 R)
• M27: 41,302,327 km (0.117 R)
• M28: 42,482,803 km (0.111 R)
• M29: 45,221,043 km (0.089 R)
• M30: 48,888,135 km (0.118 R)
• M31: 51,722,716 km (0.061 R)
• M32: 55,195,331 km (0.094 R)
• M33: 56,446,717 km (0.093 R)
• M34: 56,807,547 km (0.11 R)
• M35: 57,170,023 km (0.103 R)
• M36: 59,750,886 km (0.104 R)
• M37: 67,753,624 km (0.03 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: 511 - 18,282 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit