🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.62 AU - 0.66 AU

Year: 192 Days

Day: 29.4 Hours

Environment

Temp: 150 °C

Axial Tilt: 30 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 105,765,762 km

• M1: 54,603 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.75 AU - 2.71 AU

Year: 1248 Days

Day: 34.9 Hours

Environment

Temp: -93 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,765,762 km

• M1: 40,092 km (0.062 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.12 AU - 2.86 AU

Year: 1472 Days

Day: 44.7 Hours

Environment

Temp: -84 °C

Axial Tilt: 165.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 105,765,762 km

• M1: 647,310 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.73 AU - 2.95 AU

Year: 1794 Days

Day: 28.6 Hours

Environment

Temp: -104 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.7

Radius: 8.4

Gravity: 11.28 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.28 AU - 6.66 AU

Year: 4794 Days

Day: 13.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 105,765,762 km

• M1: 104,868 km (0.119 R)
• M2: 381,325 km (0.101 R)
• M3: 651,349 km (0.074 R)
• M4: 960,119 km (0.095 R)
• M5: 1,563,597 km (0.075 R)
• M6: 2,029,146 km (0.118 R)
• M7: 2,367,237 km (0.063 R)
• M8: 2,724,776 km (0.092 R)
• M9: 3,257,494 km (0.073 R)
• M10: 3,613,686 km (0.1 R)
• M11: 4,184,851 km (0.062 R)
• M12: 4,555,554 km (0.093 R)
• M13: 5,029,181 km (0.117 R)
• M14: 5,448,803 km (0.077 R)
• M15: 5,861,245 km (0.114 R)
• M16: 6,583,952 km (0.107 R)
• M17: 7,832,645 km (0.114 R)
• M18: 8,708,840 km (0.091 R)
• M19: 9,028,531 km (0.053 R)
• M20: 10,034,726 km (0.077 R)
• M21: 10,520,021 km (0.112 R)
• M22: 12,318,188 km (0.104 R)
• M23: 13,660,829 km (0.08 R)
• M24: 16,512,164 km (0.11 R)
• M25: 26,560,653 km (0.086 R)
• M26: 28,614,632 km (0.095 R)
• M27: 28,967,084 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.5

Radius: 13.9

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.31 AU - 8.87 AU

Year: 8623 Days

Day: 8.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 105,765,762 km

• M1: 172,935 km (0.079 R)
• M2: 638,035 km (0.104 R)
• M3: 1,094,009 km (0.113 R)
• M4: 1,583,793 km (0.095 R)
• M5: 2,104,692 km (0.115 R)
• M6: 2,546,156 km (0.105 R)
• M7: 3,454,514 km (0.098 R)
• M8: 4,102,422 km (0.063 R)
• M9: 4,742,253 km (0.047 R)
• M10: 6,545,655 km (0.032 R)
• M11: 6,993,700 km (0.102 R)
• M12: 10,831,783 km (0.119 R)
• M13: 13,140,079 km (0.096 R)
• M14: 17,976,578 km (0.118 R)
• M15: 19,159,747 km (0.112 R)
• M16: 19,693,512 km (0.073 R)
• M17: 20,315,690 km (0.085 R)
• M18: 23,107,186 km (0.068 R)
• M19: 24,327,755 km (0.108 R)
• M20: 25,682,813 km (0.081 R)
• M21: 27,470,657 km (0.114 R)
• M22: 29,139,571 km (0.119 R)
• M23: 31,398,349 km (0.1 R)
• M24: 38,630,658 km (0.069 R)
• M25: 41,353,190 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 514.4

Radius: 8.8

Gravity: 6.64 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 8.61 AU - 10.07 AU

Year: 10697 Days

Day: 9 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 105,765,762 km

• M1: 153,487 km (0.092 R)
• M2: 620,382 km (0.081 R)
• M3: 917,633 km (0.099 R)
• M4: 4,769,180 km (0.076 R)
• M5: 5,327,779 km (0.091 R)
• M6: 5,964,018 km (0.104 R)
• M7: 14,529,843 km (0.098 R)
• M8: 15,043,263 km (0.053 R)
• M9: 16,448,735 km (0.083 R)
• M10: 17,147,955 km (0.04 R)
• M11: 22,184,018 km (0.105 R)
• M12: 22,607,978 km (0.117 R)
• M13: 22,951,006 km (0.078 R)
• M14: 24,090,044 km (0.089 R)
• M15: 24,718,655 km (0.118 R)
• M16: 28,423,296 km (0.093 R)
• M17: 30,459,473 km (0.116 R)
• M18: 33,139,070 km (0.053 R)
• M19: 34,592,862 km (0.037 R)
• M20: 36,793,297 km (0.076 R)
• M21: 39,579,707 km (0.057 R)
• M22: 40,329,192 km (0.117 R)
• M23: 40,833,936 km (0.033 R)
• M24: 41,856,287 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 106.3

Radius: 6.7

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 9.86 AU - 16.02 AU

Year: 17443 Days

Day: 24.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 105,765,762 km

• M1: 83,775 km (0.075 R)
• M2: 413,638 km (0.109 R)
• M3: 768,634 km (0.067 R)
• M4: 1,969,755 km (0.043 R)
• M5: 2,192,058 km (0.104 R)
• M6: 2,745,121 km (0.11 R)
• M7: 3,003,177 km (0.05 R)
• M8: 4,305,726 km (0.095 R)
• M9: 6,212,052 km (0.115 R)
• M10: 7,462,989 km (0.057 R)
• M11: 7,810,056 km (0.083 R)
• M12: 8,916,183 km (0.045 R)
• M13: 11,536,988 km (0.092 R)
• M14: 15,052,538 km (0.056 R)
• M15: 15,857,673 km (0.072 R)
• M16: 18,725,315 km (0.055 R)
• M17: 22,633,111 km (0.048 R)
• M18: 23,688,673 km (0.087 R)
• M19: 28,894,380 km (0.103 R)
• M20: 30,917,093 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 815.7

Radius: 6.6

Gravity: 18.73 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 14.17 AU - 23.01 AU

Year: 30036 Days

Day: 22.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 105,765,762 km

• M1: 82,877 km (0.063 R)
• M2: 795,561 km (0.099 R)
• M3: 1,132,456 km (0.115 R)
• M4: 1,351,168 km (0.08 R)
• M5: 1,636,302 km (0.084 R)
• M6: 1,982,770 km (0.057 R)
• M7: 3,984,539 km (0.119 R)
• M8: 4,459,662 km (0.096 R)
• M9: 5,391,956 km (0.063 R)
• M10: 6,113,018 km (0.108 R)
• M11: 7,911,932 km (0.115 R)
• M12: 8,661,717 km (0.033 R)
• M13: 11,265,916 km (0.072 R)
• M14: 12,138,970 km (0.103 R)
• M15: 13,056,154 km (0.117 R)
• M16: 16,265,477 km (0.107 R)
• M17: 16,539,241 km (0.062 R)
• M18: 17,379,084 km (0.077 R)
• M19: 19,042,313 km (0.099 R)
• M20: 25,026,527 km (0.12 R)
• M21: 26,507,995 km (0.08 R)
• M22: 30,881,937 km (0.093 R)
• M23: 31,867,787 km (0.04 R)
• M24: 33,902,318 km (0.049 R)
• M25: 41,703,847 km (0.039 R)
• M26: 58,139,716 km (0.102 R)
• M27: 63,394,790 km (0.099 R)
• M28: 67,537,604 km (0.091 R)
• M29: 68,719,577 km (0.085 R)
• M30: 82,914,620 km (0.1 R)
• M31: 84,269,528 km (0.085 R)
• M32: 95,941,303 km (0.119 R)
• M33: 98,035,973 km (0.088 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 12,736 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit