🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.55 AU - 0.75 AU

Year: 189 Days

Day: 43.7 Hours

Environment

Temp: 205 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.61 AU - 0.97 AU

Year: 253 Days

Day: 16.1 Hours

Environment

Temp: 107 °C

Axial Tilt: 14.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.63 AU - 2.53 AU

Year: 1080 Days

Day: 31.4 Hours

Environment

Temp: -71 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,747,923 km

• M1: 50,265 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 3.57 AU - 5.45 AU

Year: 3447 Days

Day: 19.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.9

Radius: 11

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 7.7 AU - 8.92 AU

Year: 8621 Days

Day: 15 Hours

Environment

Temp: -162 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,747,923 km

• M1: 140,921 km (0.071 R)
• M2: 615,296 km (0.105 R)
• M3: 1,167,163 km (0.082 R)
• M4: 3,740,545 km (0.098 R)
• M5: 4,605,370 km (0.076 R)
• M6: 4,973,381 km (0.089 R)
• M7: 6,406,379 km (0.1 R)
• M8: 6,893,919 km (0.095 R)
• M9: 7,882,761 km (0.056 R)
• M10: 8,996,816 km (0.091 R)
• M11: 14,748,854 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518.4

Radius: 5.1

Gravity: 19.93 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 17.48 AU - 19.12 AU

Year: 28174 Days

Day: 15.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,747,923 km

• M1: 63,429 km (0.112 R)
• M2: 334,351 km (0.117 R)
• M3: 562,787 km (0.068 R)
• M4: 893,099 km (0.112 R)
• M5: 1,297,462 km (0.054 R)
• M6: 1,777,223 km (0.092 R)
• M7: 2,209,112 km (0.095 R)
• M8: 2,461,633 km (0.102 R)
• M9: 3,278,587 km (0.069 R)
• M10: 3,455,561 km (0.113 R)
• M11: 3,764,630 km (0.113 R)
• M12: 4,092,100 km (0.117 R)
• M13: 4,691,838 km (0.11 R)
• M14: 5,149,308 km (0.065 R)
• M15: 6,152,661 km (0.055 R)
• M16: 6,938,050 km (0.045 R)
• M17: 7,840,125 km (0.086 R)
• M18: 8,050,759 km (0.089 R)
• M19: 9,874,507 km (0.063 R)
• M20: 14,788,198 km (0.103 R)
• M21: 16,444,396 km (0.117 R)
• M22: 17,674,540 km (0.108 R)
• M23: 30,964,515 km (0.081 R)
• M24: 31,890,227 km (0.093 R)
• M25: 33,381,867 km (0.096 R)
• M26: 44,144,237 km (0.038 R)
• M27: 47,372,559 km (0.084 R)
• M28: 47,896,301 km (0.115 R)
• M29: 48,955,155 km (0.094 R)
• M30: 52,225,813 km (0.108 R)
• M31: 54,104,164 km (0.107 R)
• M32: 62,277,294 km (0.111 R)
• M33: 68,086,030 km (0.041 R)
• M34: 68,752,937 km (0.1 R)
• M35: 72,383,379 km (0.041 R)
• M36: 74,480,591 km (0.109 R)
• M37: 81,014,727 km (0.073 R)
• M38: 81,263,807 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 250.7

Radius: 7.9

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 18.46 AU - 21.54 AU

Year: 32190 Days

Day: 24.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,747,923 km

• M1: 98,286 km (0.096 R)
• M2: 392,694 km (0.066 R)
• M3: 1,042,548 km (0.075 R)
• M4: 1,503,309 km (0.094 R)
• M5: 2,014,635 km (0.102 R)
• M6: 3,244,329 km (0.08 R)
• M7: 4,226,888 km (0.091 R)
• M8: 5,020,654 km (0.108 R)
• M9: 7,507,420 km (0.12 R)
• M10: 8,934,583 km (0.082 R)
• M11: 9,826,935 km (0.106 R)
• M12: 10,176,395 km (0.114 R)
• M13: 10,900,299 km (0.105 R)
• M14: 15,043,263 km (0.11 R)
• M15: 15,743,680 km (0.107 R)
• M16: 18,410,860 km (0.055 R)
• M17: 18,764,211 km (0.085 R)
• M18: 20,598,879 km (0.047 R)
• M19: 23,570,491 km (0.071 R)
• M20: 24,302,922 km (0.119 R)
• M21: 25,812,963 km (0.06 R)
• M22: 26,703,519 km (0.108 R)
• M23: 28,428,083 km (0.07 R)
• M24: 34,846,430 km (0.091 R)
• M25: 35,116,155 km (0.104 R)
• M26: 43,091,218 km (0.113 R)
• M27: 47,249,141 km (0.102 R)
• M28: 52,723,974 km (0.036 R)
• M29: 53,795,544 km (0.108 R)
• M30: 56,537,673 km (0.114 R)
• M31: 61,509,259 km (0.087 R)
• M32: 61,903,449 km (0.109 R)
• M33: 63,095,744 km (0.111 R)
• M34: 66,557,140 km (0.11 R)
• M35: 72,311,422 km (0.059 R)
• M36: 73,412,313 km (0.096 R)

Kuiper Belt

Range: 30.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 11,237 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit