🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.86 AU - 0.88 AU

Year: 299 Days

Day: 39.5 Hours

Environment

Temp: 170 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.14 AU - 1.18 AU

Year: 461 Days

Day: 20.5 Hours

Environment

Temp: -3 °C

Axial Tilt: 149.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 87,338,497 km

• M1: 43,533 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.96 AU - 1.44 AU

Year: 485 Days

Day: 35.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 1.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 87,338,497 km

• M1: 31,416 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.81 AU - 2.35 AU

Year: 1107 Days

Day: 28.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.65 AU - 3.87 AU

Year: 2172 Days

Day: 33.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.86 AU - 5.26 AU

Year: 3593 Days

Day: 34.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,338,497 km

• M1: 144,512 km (0.109 R)

Asteroid Belt

Center: 5.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734

Radius: 11.2

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 6.22 AU - 7.46 AU

Year: 6600 Days

Day: 13.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,338,497 km

• M1: 139,724 km (0.107 R)
• M2: 539,151 km (0.111 R)
• M3: 1,180,028 km (0.089 R)
• M4: 2,269,699 km (0.12 R)
• M5: 2,962,935 km (0.118 R)
• M6: 3,698,059 km (0.119 R)
• M7: 4,287,475 km (0.101 R)
• M8: 5,378,043 km (0.041 R)
• M9: 6,609,982 km (0.07 R)
• M10: 7,593,588 km (0.117 R)
• M11: 8,301,784 km (0.118 R)
• M12: 11,181,094 km (0.096 R)
• M13: 11,838,427 km (0.078 R)
• M14: 14,490,798 km (0.098 R)
• M15: 14,848,037 km (0.095 R)
• M16: 15,955,361 km (0.111 R)
• M17: 16,658,620 km (0.107 R)
• M18: 17,786,140 km (0.107 R)
• M19: 20,266,472 km (0.083 R)
• M20: 22,331,222 km (0.077 R)
• M21: 22,969,107 km (0.071 R)
• M22: 24,785,824 km (0.11 R)
• M23: 25,903,320 km (0.091 R)
• M24: 26,696,488 km (0.114 R)
• M25: 27,054,177 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.6

Radius: 8.4

Gravity: 11.52 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 7.99 AU - 11.91 AU

Year: 11580 Days

Day: 5.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,338,497 km

• M1: 107,710 km (0.107 R)
• M2: 452,384 km (0.078 R)
• M3: 757,713 km (0.086 R)
• M4: 1,291,478 km (0.086 R)
• M5: 2,731,956 km (0.082 R)
• M6: 3,120,911 km (0.06 R)
• M7: 5,159,930 km (0.035 R)
• M8: 7,297,235 km (0.097 R)
• M9: 10,018,121 km (0.099 R)
• M10: 10,945,179 km (0.08 R)
• M11: 14,952,158 km (0.112 R)
• M12: 16,827,068 km (0.087 R)
• M13: 22,010,185 km (0.113 R)
• M14: 22,462,120 km (0.089 R)
• M15: 23,105,391 km (0.094 R)
• M16: 23,950,170 km (0.097 R)
• M17: 24,815,444 km (0.03 R)
• M18: 30,673,697 km (0.083 R)
• M19: 32,502,830 km (0.073 R)
• M20: 37,391,689 km (0.116 R)
• M21: 40,683,739 km (0.116 R)
• M22: 44,164,134 km (0.113 R)
• M23: 45,756,454 km (0.07 R)
• M24: 49,209,023 km (0.036 R)
• M25: 51,077,500 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 840

Radius: 7.4

Gravity: 15.34 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 12.5 AU - 18.22 AU

Year: 22211 Days

Day: 22.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,338,497 km

• M1: 96,790 km (0.035 R)
• M2: 584,030 km (0.049 R)
• M3: 877,092 km (0.093 R)
• M4: 1,328,579 km (0.116 R)
• M5: 1,986,809 km (0.114 R)
• M6: 3,199,001 km (0.091 R)
• M7: 3,929,786 km (0.079 R)
• M8: 4,547,326 km (0.042 R)
• M9: 6,282,811 km (0.111 R)
• M10: 7,625,901 km (0.119 R)
• M11: 7,884,406 km (0.118 R)
• M12: 9,092,559 km (0.076 R)
• M13: 9,740,766 km (0.119 R)
• M14: 10,609,930 km (0.083 R)
• M15: 10,867,537 km (0.075 R)
• M16: 12,288,867 km (0.094 R)
• M17: 14,371,419 km (0.074 R)
• M18: 19,701,142 km (0.057 R)
• M19: 29,254,612 km (0.095 R)
• M20: 31,715,945 km (0.098 R)
• M21: 40,234,048 km (0.106 R)
• M22: 43,271,483 km (0.061 R)
• M23: 43,929,864 km (0.054 R)
• M24: 46,802,741 km (0.065 R)
• M25: 50,339,983 km (0.079 R)
• M26: 51,434,890 km (0.094 R)
• M27: 54,051,356 km (0.118 R)
• M28: 54,432,232 km (0.104 R)
• M29: 55,585,632 km (0.078 R)
• M30: 59,143,518 km (0.074 R)
• M31: 61,390,927 km (0.056 R)
• M32: 73,954,007 km (0.079 R)
• M33: 74,659,061 km (0.11 R)
• M34: 74,894,977 km (0.11 R)
• M35: 81,206,362 km (0.086 R)
• M36: 83,470,974 km (0.117 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 556 - 13,743 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit