🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.9

Radius: 12.3

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.6 AU - 0.64 AU

Year: 331 Days

Day: 6.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 76,976,118 km

• M1: 153,039 km (0.062 R)
• M2: 677,978 km (0.076 R)
• M3: 1,328,579 km (0.069 R)
• M4: 1,835,267 km (0.086 R)
• M5: 2,572,036 km (0.067 R)
• M6: 2,990,461 km (0.073 R)
• M7: 3,805,770 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.1

Radius: 13.7

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.63 AU - 0.93 AU

Year: 467 Days

Day: 13.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 76,976,118 km

• M1: 174,132 km (0.08 R)
• M2: 697,126 km (0.108 R)
• M3: 1,669,811 km (0.052 R)
• M4: 2,212,403 km (0.075 R)
• M5: 3,015,594 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.3

Radius: 13.1

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.8 AU - 1.1 AU

Year: 628 Days

Day: 11.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 94.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,976,118 km

• M1: 163,810 km (0.08 R)
• M2: 602,131 km (0.106 R)
• M3: 1,093,112 km (0.054 R)
• M4: 1,633,758 km (0.097 R)
• M5: 2,066,695 km (0.082 R)
• M6: 2,852,083 km (0.114 R)
• M7: 3,398,116 km (0.106 R)
• M8: 4,402,217 km (0.104 R)
• M9: 4,915,636 km (0.094 R)
• M10: 5,742,165 km (0.119 R)
• M11: 6,159,992 km (0.098 R)
• M12: 6,598,164 km (0.033 R)
• M13: 7,014,495 km (0.078 R)
• M14: 7,740,194 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.1

Radius: 14.7

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.94 AU - 1.04 AU

Year: 668 Days

Day: 5.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,976,118 km

• M1: 190,288 km (0.078 R)
• M2: 746,942 km (0.049 R)
• M3: 1,255,276 km (0.069 R)
• M4: 1,824,944 km (0.07 R)
• M5: 2,374,717 km (0.069 R)
• M6: 2,949,322 km (0.113 R)
• M7: 4,431,388 km (0.038 R)
• M8: 5,237,870 km (0.113 R)
• M9: 6,682,986 km (0.077 R)
• M10: 7,212,263 km (0.032 R)
• M11: 7,793,151 km (0.058 R)
• M12: 8,380,323 km (0.112 R)
• M13: 8,839,888 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.3

Radius: 8

Gravity: 12.04 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.5 AU - 1.72 AU

Year: 1386 Days

Day: 13.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,976,118 km

• M1: 99,483 km (0.086 R)
• M2: 396,584 km (0.117 R)
• M3: 682,166 km (0.1 R)
• M4: 992,582 km (0.114 R)
• M5: 1,314,666 km (0.113 R)
• M6: 1,564,495 km (0.064 R)
• M7: 2,094,071 km (0.113 R)
• M8: 2,425,879 km (0.118 R)
• M9: 3,241,487 km (0.074 R)
• M10: 3,507,472 km (0.051 R)
• M11: 4,191,732 km (0.081 R)
• M12: 5,274,073 km (0.113 R)
• M13: 5,778,068 km (0.108 R)
• M14: 6,030,290 km (0.059 R)
• M15: 6,313,778 km (0.051 R)
• M16: 6,907,532 km (0.046 R)
• M17: 7,403,599 km (0.093 R)
• M18: 8,206,341 km (0.057 R)
• M19: 8,496,112 km (0.097 R)
• M20: 9,501,559 km (0.082 R)
• M21: 9,853,713 km (0.101 R)
• M22: 11,710,372 km (0.058 R)
• M23: 12,264,931 km (0.088 R)
• M24: 13,227,893 km (0.081 R)

Asteroid Belt

Center: 5.16 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 8.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 933.3

Radius: 5.5

Gravity: 30.85 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 7.69 AU - 9.73 AU

Year: 17435 Days

Day: 22.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 76,976,118 km

• M1: 70,161 km (0.08 R)
• M2: 297,999 km (0.118 R)
• M3: 595,848 km (0.12 R)
• M4: 790,924 km (0.08 R)
• M5: 1,373,907 km (0.063 R)
• M6: 2,103,645 km (0.096 R)
• M7: 2,782,221 km (0.05 R)
• M8: 3,838,981 km (0.053 R)
• M9: 4,916,983 km (0.109 R)
• M10: 7,123,402 km (0.104 R)
• M11: 7,603,162 km (0.065 R)
• M12: 7,801,080 km (0.117 R)
• M13: 9,171,995 km (0.063 R)
• M14: 12,178,613 km (0.064 R)
• M15: 14,013,431 km (0.085 R)
• M16: 19,390,726 km (0.104 R)
• M17: 21,286,879 km (0.099 R)
• M18: 26,222,263 km (0.078 R)
• M19: 26,560,952 km (0.053 R)
• M20: 28,298,232 km (0.039 R)
• M21: 29,376,235 km (0.049 R)
• M22: 29,741,553 km (0.048 R)
• M23: 30,481,314 km (0.108 R)
• M24: 33,167,045 km (0.117 R)
• M25: 35,453,648 km (0.103 R)
• M26: 41,243,834 km (0.108 R)
• M27: 42,009,176 km (0.055 R)
• M28: 44,682,042 km (0.087 R)
• M29: 51,414,095 km (0.116 R)
• M30: 56,321,205 km (0.062 R)
• M31: 57,262,923 km (0.074 R)
• M32: 57,833,041 km (0.041 R)
• M33: 65,177,698 km (0.097 R)
• M34: 75,145,105 km (0.099 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: 525 - 13,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit