🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.42 AU - 0.62 AU

Year: 143 Days

Day: 26.5 Hours

Environment

Temp: 192 °C

Axial Tilt: 41.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.57 AU - 0.79 AU

Year: 214 Days

Day: 41.5 Hours

Environment

Temp: 112 °C

Axial Tilt: 49 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,412,286 km

• M1: 40,242 km (0.059 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.93 AU - 1.15 AU

Year: 404 Days

Day: 19.8 Hours

Environment

Temp: -7 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 88,412,286 km

• M1: 35,455 km (0.109 R)
• M2: 544,985 km (0.11 R)

Asteroid Belt

Center: 2.12 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.1 AU - 3.28 AU

Year: 2170 Days

Day: 37 Hours

Environment

Temp: -114 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.9

Radius: 11.3

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 6.42 AU - 8.3 AU

Year: 7603 Days

Day: 11.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,412,286 km

• M1: 140,772 km (0.066 R)
• M2: 701,165 km (0.069 R)
• M3: 3,319,876 km (0.07 R)
• M4: 6,008,449 km (0.052 R)
• M5: 6,777,382 km (0.091 R)
• M6: 7,185,934 km (0.115 R)
• M7: 8,682,361 km (0.102 R)
• M8: 9,619,143 km (0.032 R)
• M9: 10,280,216 km (0.083 R)
• M10: 10,770,747 km (0.1 R)
• M11: 11,640,510 km (0.089 R)
• M12: 13,753,579 km (0.07 R)
• M13: 17,248,036 km (0.083 R)
• M14: 18,082,343 km (0.096 R)
• M15: 18,943,429 km (0.074 R)
• M16: 21,531,771 km (0.113 R)
• M17: 26,113,655 km (0.092 R)
• M18: 29,800,943 km (0.102 R)
• M19: 39,965,969 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.9

Radius: 14.1

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.28 AU - 8.7 AU

Year: 7806 Days

Day: 11.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,412,286 km

• M1: 175,329 km (0.083 R)
• M2: 683,213 km (0.055 R)
• M3: 1,489,546 km (0.12 R)
• M4: 2,467,318 km (0.06 R)
• M5: 3,038,034 km (0.116 R)
• M6: 4,135,932 km (0.102 R)
• M7: 5,240,713 km (0.115 R)
• M8: 5,702,820 km (0.107 R)
• M9: 7,482,586 km (0.119 R)
• M10: 8,355,340 km (0.107 R)
• M11: 10,351,724 km (0.044 R)
• M12: 12,431,882 km (0.05 R)
• M13: 13,599,344 km (0.082 R)
• M14: 15,144,540 km (0.111 R)
• M15: 16,475,812 km (0.063 R)
• M16: 17,203,606 km (0.106 R)
• M17: 17,815,012 km (0.082 R)
• M18: 18,866,087 km (0.073 R)
• M19: 20,861,722 km (0.06 R)
• M20: 21,792,520 km (0.11 R)
• M21: 24,156,167 km (0.098 R)
• M22: 25,443,606 km (0.116 R)
• M23: 26,059,949 km (0.104 R)
• M24: 27,505,962 km (0.053 R)
• M25: 32,370,137 km (0.053 R)
• M26: 35,004,855 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 527.4

Radius: 3.7

Gravity: 38.52 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 13.74 AU - 21.82 AU

Year: 28549 Days

Day: 19.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,412,286 km

• M1: 49,218 km (0.114 R)
• M2: 214,523 km (0.09 R)
• M3: 435,779 km (0.098 R)
• M4: 876,195 km (0.084 R)
• M5: 1,267,543 km (0.03 R)
• M6: 1,944,623 km (0.088 R)
• M7: 2,134,911 km (0.078 R)
• M8: 2,968,770 km (0.085 R)
• M9: 4,414,035 km (0.095 R)
• M10: 4,631,849 km (0.089 R)
• M11: 4,818,697 km (0.093 R)
• M12: 6,316,321 km (0.105 R)
• M13: 11,562,270 km (0.102 R)
• M14: 13,053,312 km (0.059 R)
• M15: 13,729,943 km (0.097 R)
• M16: 15,983,934 km (0.081 R)
• M17: 19,037,825 km (0.12 R)
• M18: 21,106,165 km (0.102 R)
• M19: 22,458,829 km (0.075 R)
• M20: 24,201,794 km (0.092 R)
• M21: 27,708,817 km (0.068 R)
• M22: 31,673,310 km (0.11 R)
• M23: 34,140,179 km (0.073 R)
• M24: 36,145,239 km (0.025 R)
• M25: 48,590,286 km (0.107 R)
• M26: 50,208,337 km (0.034 R)
• M27: 51,491,288 km (0.092 R)
• M28: 69,080,407 km (0.079 R)
• M29: 78,716,455 km (0.12 R)
• M30: 80,446,405 km (0.102 R)
• M31: 88,412,342 km (0.097 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: 288 - 14,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit