🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.94 AU - 1 AU

Year: 333 Days

Day: 43.3 Hours

Environment

Temp: 166 °C

Axial Tilt: 43.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.48 AU - 1.86 AU

Year: 752 Days

Day: 13 Hours

Environment

Temp: -20 °C

Axial Tilt: 22.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,143,732 km

• M1: 36,651 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.81 AU - 6.03 AU

Year: 3801 Days

Day: 36.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,143,732 km

• M1: 117,434 km (0.083 R)

Asteroid Belt

Center: 8.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898.2

Radius: 11.8

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 9.59 AU - 13.07 AU

Year: 13281 Days

Day: 8.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,143,732 km

• M1: 149,299 km (0.12 R)
• M2: 1,010,085 km (0.113 R)
• M3: 1,549,984 km (0.092 R)
• M4: 1,923,529 km (0.069 R)
• M5: 2,337,916 km (0.063 R)
• M6: 2,812,141 km (0.111 R)
• M7: 3,455,262 km (0.091 R)
• M8: 4,286,129 km (0.111 R)
• M9: 5,210,195 km (0.059 R)
• M10: 5,682,326 km (0.088 R)
• M11: 6,754,793 km (0.115 R)
• M12: 7,910,735 km (0.113 R)
• M13: 9,039,302 km (0.114 R)
• M14: 9,562,146 km (0.055 R)
• M15: 11,432,718 km (0.081 R)
• M16: 13,739,068 km (0.072 R)
• M17: 16,339,977 km (0.042 R)
• M18: 22,591,373 km (0.109 R)
• M19: 23,263,815 km (0.12 R)
• M20: 27,364,592 km (0.084 R)
• M21: 28,906,946 km (0.114 R)
• M22: 31,804,208 km (0.103 R)
• M23: 32,406,040 km (0.119 R)
• M24: 38,440,220 km (0.118 R)
• M25: 39,123,134 km (0.029 R)
• M26: 39,814,277 km (0.045 R)
• M27: 43,245,154 km (0.085 R)
• M28: 49,554,145 km (0.087 R)
• M29: 62,446,041 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.1

Radius: 7.7

Gravity: 15.1 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 14.54 AU - 16.14 AU

Year: 20923 Days

Day: 17.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 62,143,732 km

• M1: 95,892 km (0.103 R)
• M2: 866,321 km (0.115 R)
• M3: 1,707,360 km (0.049 R)
• M4: 2,227,662 km (0.074 R)
• M5: 3,257,793 km (0.118 R)
• M6: 3,581,523 km (0.069 R)
• M7: 3,862,467 km (0.075 R)
• M8: 5,911,509 km (0.041 R)
• M9: 6,440,039 km (0.096 R)
• M10: 7,047,556 km (0.027 R)
• M11: 8,986,194 km (0.065 R)
• M12: 9,448,003 km (0.07 R)
• M13: 10,481,724 km (0.095 R)
• M14: 11,189,622 km (0.116 R)
• M15: 14,734,642 km (0.054 R)
• M16: 15,133,919 km (0.107 R)
• M17: 17,151,396 km (0.081 R)
• M18: 19,152,417 km (0.07 R)
• M19: 22,543,352 km (0.088 R)
• M20: 23,288,050 km (0.067 R)
• M21: 26,665,970 km (0.103 R)
• M22: 29,216,015 km (0.073 R)
• M23: 31,134,010 km (0.105 R)
• M24: 32,998,598 km (0.026 R)
• M25: 40,420,148 km (0.11 R)
• M26: 40,732,059 km (0.069 R)
• M27: 46,280,944 km (0.098 R)
• M28: 47,829,880 km (0.115 R)
• M29: 53,805,268 km (0.1 R)
• M30: 61,075,275 km (0.055 R)
• M31: 69,642,147 km (0.076 R)
• M32: 72,131,157 km (0.102 R)
• M33: 78,248,662 km (0.057 R)
• M34: 79,219,403 km (0.077 R)
• M35: 80,690,698 km (0.058 R)
• M36: 82,430,072 km (0.115 R)
• M37: 85,469,901 km (0.059 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.7

Radius: 5.2

Gravity: 8.42 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 14.06 AU - 21.04 AU

Year: 25604 Days

Day: 18.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,143,732 km

• M1: 64,626 km (0.101 R)
• M2: 274,213 km (0.083 R)
• M3: 490,531 km (0.072 R)
• M4: 753,076 km (0.094 R)
• M5: 1,023,100 km (0.085 R)
• M6: 1,547,590 km (0.112 R)
• M7: 2,569,792 km (0.083 R)
• M8: 3,158,460 km (0.097 R)
• M9: 3,832,697 km (0.086 R)
• M10: 4,067,566 km (0.044 R)
• M11: 4,830,216 km (0.049 R)
• M12: 5,646,572 km (0.119 R)
• M13: 7,918,066 km (0.076 R)
• M14: 8,743,248 km (0.119 R)
• M15: 9,464,608 km (0.109 R)
• M16: 11,025,213 km (0.117 R)
• M17: 11,320,968 km (0.116 R)
• M18: 18,238,673 km (0.083 R)
• M19: 23,043,009 km (0.097 R)
• M20: 23,235,541 km (0.112 R)
• M21: 24,915,825 km (0.106 R)
• M22: 25,425,056 km (0.083 R)
• M23: 27,208,412 km (0.064 R)
• M24: 28,849,800 km (0.085 R)
• M25: 43,241,115 km (0.078 R)
• M26: 43,534,177 km (0.089 R)
• M27: 51,462,116 km (0.11 R)

Kuiper Belt

Range: 31.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 17,491 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit