🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.64 AU - 0.96 AU

Year: 260 Days

Day: 19 Hours

Environment

Temp: 135 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 93,229,801 km

• M1: 106,065 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.04 AU - 1.24 AU

Year: 442 Days

Day: 14.5 Hours

Environment

Temp: 29 °C

Axial Tilt: 24.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 93,229,801 km

• M1: 39,793 km (0.037 R)
• M2: 114,143 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.11 AU - 1.47 AU

Year: 532 Days

Day: 15.5 Hours

Environment

Temp: -4 °C

Axial Tilt: 3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 93,229,801 km

• M1: 35,455 km (0.095 R)
• M2: 190,438 km (0.071 R)

Asteroid Belt

Center: 1.59 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.81 AU - 1.95 AU

Year: 937 Days

Day: 43.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.1

Radius: 14.3

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.8 AU - 6.26 AU

Year: 4100 Days

Day: 9.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 93,229,801 km

• M1: 178,021 km (0.118 R)
• M2: 669,600 km (0.1 R)
• M3: 1,152,203 km (0.091 R)
• M4: 1,809,386 km (0.028 R)
• M5: 2,449,815 km (0.079 R)
• M6: 3,171,475 km (0.077 R)
• M7: 3,972,571 km (0.068 R)
• M8: 4,528,627 km (0.068 R)
• M9: 7,057,429 km (0.08 R)
• M10: 9,068,324 km (0.115 R)
• M11: 10,187,465 km (0.117 R)
• M12: 11,682,696 km (0.086 R)
• M13: 14,146,723 km (0.089 R)
• M14: 14,668,670 km (0.119 R)
• M15: 16,467,734 km (0.04 R)
• M16: 17,045,630 km (0.077 R)
• M17: 18,918,296 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.7

Radius: 10.8

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.07 AU - 5.65 AU

Year: 4510 Days

Day: 11.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,229,801 km

• M1: 134,937 km (0.063 R)
• M2: 552,764 km (0.117 R)
• M3: 1,101,639 km (0.076 R)
• M4: 1,448,706 km (0.116 R)
• M5: 1,790,088 km (0.066 R)
• M6: 3,003,028 km (0.104 R)
• M7: 3,653,479 km (0.063 R)
• M8: 4,370,651 km (0.08 R)
• M9: 5,992,891 km (0.095 R)
• M10: 6,956,750 km (0.056 R)
• M11: 8,208,435 km (0.097 R)
• M12: 9,313,515 km (0.098 R)
• M13: 10,074,519 km (0.092 R)
• M14: 12,257,451 km (0.108 R)
• M15: 13,327,973 km (0.053 R)
• M16: 14,570,833 km (0.037 R)
• M17: 18,500,021 km (0.096 R)
• M18: 20,812,953 km (0.117 R)
• M19: 23,542,217 km (0.09 R)
• M20: 24,162,300 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 109.3

Radius: 3

Gravity: 12.14 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 13.58 AU - 20.08 AU

Year: 25093 Days

Day: 23.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 93,229,801 km

• M1: 37,399 km (0.104 R)
• M2: 277,205 km (0.053 R)
• M3: 786,885 km (0.088 R)
• M4: 1,183,170 km (0.06 R)
• M5: 1,466,358 km (0.069 R)
• M6: 1,973,046 km (0.034 R)
• M7: 4,556,003 km (0.071 R)
• M8: 5,961,924 km (0.115 R)
• M9: 7,633,082 km (0.113 R)
• M10: 14,529,843 km (0.117 R)
• M11: 16,210,874 km (0.087 R)
• M12: 16,775,008 km (0.043 R)
• M13: 18,545,798 km (0.062 R)
• M14: 22,022,901 km (0.12 R)
• M15: 23,959,146 km (0.075 R)
• M16: 29,393,438 km (0.091 R)
• M17: 39,374,459 km (0.062 R)
• M18: 39,500,719 km (0.103 R)
• M19: 47,577,508 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.2

Radius: 6.6

Gravity: 17.96 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 16.79 AU - 17.13 AU

Year: 25384 Days

Day: 19.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 93,229,801 km

• M1: 82,428 km (0.101 R)
• M2: 354,397 km (0.097 R)
• M3: 861,235 km (0.061 R)
• M4: 1,245,253 km (0.083 R)
• M5: 1,795,922 km (0.116 R)
• M6: 2,965,927 km (0.051 R)
• M7: 3,220,992 km (0.1 R)
• M8: 3,743,088 km (0.064 R)
• M9: 4,179,316 km (0.072 R)
• M10: 5,523,004 km (0.058 R)
• M11: 7,749,319 km (0.098 R)
• M12: 8,180,161 km (0.106 R)
• M13: 8,626,860 km (0.104 R)
• M14: 10,128,075 km (0.094 R)
• M15: 13,793,223 km (0.081 R)
• M16: 14,831,133 km (0.036 R)
• M17: 16,704,547 km (0.102 R)
• M18: 17,975,830 km (0.116 R)
• M19: 18,730,401 km (0.05 R)
• M20: 19,407,930 km (0.102 R)
• M21: 23,595,923 km (0.087 R)
• M22: 25,780,949 km (0.114 R)
• M23: 32,306,408 km (0.105 R)
• M24: 34,849,273 km (0.051 R)
• M25: 38,753,328 km (0.081 R)
• M26: 45,141,008 km (0.117 R)
• M27: 52,386,033 km (0.084 R)
• M28: 61,631,929 km (0.044 R)
• M29: 66,414,573 km (0.1 R)
• M30: 74,043,466 km (0.115 R)
• M31: 74,523,825 km (0.081 R)
• M32: 76,221,013 km (0.074 R)
• M33: 80,703,563 km (0.044 R)
• M34: 84,309,171 km (0.095 R)
• M35: 85,358,750 km (0.118 R)
• M36: 89,916,548 km (0.095 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 18,745 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit