🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.82 AU - 0.94 AU

Year: 289 Days

Day: 33.5 Hours

Environment

Temp: 135 °C

Axial Tilt: 100.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 63,754,931 km

• M1: 73,602 km (0.057 R)
• M2: 300,692 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1 AU - 1.02 AU

Year: 355 Days

Day: 15.3 Hours

Environment

Temp: 99 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,754,931 km

• M1: 52,658 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.97 AU - 1.23 AU

Year: 404 Days

Day: 23.7 Hours

Environment

Temp: 109 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,754,931 km

• M1: 35,754 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.39 AU - 3.73 AU

Year: 2350 Days

Day: 32.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.26 AU - 5.84 AU

Year: 4574 Days

Day: 33.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 147.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.7

Radius: 8.2

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.9 AU - 11.14 AU

Year: 9477 Days

Day: 10.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,754,931 km

• M1: 103,821 km (0.11 R)
• M2: 547,229 km (0.052 R)
• M3: 803,789 km (0.079 R)
• M4: 1,095,356 km (0.103 R)
• M5: 1,957,339 km (0.11 R)
• M6: 2,312,035 km (0.085 R)
• M7: 2,745,869 km (0.089 R)
• M8: 3,131,233 km (0.049 R)
• M9: 3,731,270 km (0.058 R)
• M10: 4,534,311 km (0.12 R)
• M11: 5,330,920 km (0.115 R)
• M12: 7,306,510 km (0.116 R)
• M13: 7,746,028 km (0.086 R)
• M14: 8,963,306 km (0.12 R)
• M15: 10,903,291 km (0.11 R)
• M16: 13,214,279 km (0.092 R)
• M17: 14,201,475 km (0.042 R)
• M18: 16,507,527 km (0.043 R)
• M19: 18,577,512 km (0.109 R)
• M20: 19,604,951 km (0.106 R)
• M21: 20,239,395 km (0.105 R)
• M22: 25,984,701 km (0.036 R)
• M23: 28,325,758 km (0.113 R)
• M24: 31,469,258 km (0.052 R)

Asteroid Belt

Center: 9.79 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.7

Radius: 11.7

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 8.89 AU - 12.23 AU

Year: 12005 Days

Day: 14.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,754,931 km

• M1: 147,803 km (0.092 R)
• M2: 535,710 km (0.094 R)
• M3: 1,706,463 km (0.093 R)
• M4: 2,263,266 km (0.039 R)
• M5: 3,429,382 km (0.034 R)
• M6: 4,240,651 km (0.095 R)
• M7: 4,960,067 km (0.118 R)
• M8: 5,625,778 km (0.114 R)
• M9: 6,679,395 km (0.079 R)
• M10: 10,631,023 km (0.109 R)
• M11: 12,180,259 km (0.093 R)
• M12: 13,155,487 km (0.096 R)
• M13: 17,511,777 km (0.103 R)
• M14: 18,016,072 km (0.103 R)
• M15: 20,925,301 km (0.096 R)
• M16: 24,849,403 km (0.086 R)
• M17: 26,699,181 km (0.095 R)
• M18: 30,154,293 km (0.097 R)
• M19: 32,472,611 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 522.4

Radius: 6.3

Gravity: 13.16 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 11.35 AU - 15.87 AU

Year: 17566 Days

Day: 20.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,754,931 km

• M1: 78,838 km (0.074 R)
• M2: 324,777 km (0.098 R)
• M3: 1,134,251 km (0.108 R)
• M4: 3,049,253 km (0.112 R)
• M5: 3,277,689 km (0.068 R)
• M6: 3,913,929 km (0.082 R)
• M7: 4,829,767 km (0.074 R)
• M8: 5,283,647 km (0.046 R)
• M9: 5,614,258 km (0.11 R)
• M10: 8,230,426 km (0.106 R)
• M11: 8,624,916 km (0.119 R)
• M12: 10,443,128 km (0.112 R)
• M13: 10,788,550 km (0.092 R)
• M14: 11,381,256 km (0.084 R)
• M15: 13,901,382 km (0.102 R)
• M16: 17,085,722 km (0.118 R)
• M17: 21,825,881 km (0.105 R)
• M18: 22,676,793 km (0.081 R)
• M19: 23,746,568 km (0.103 R)
• M20: 28,698,108 km (0.084 R)
• M21: 28,922,804 km (0.034 R)
• M22: 33,668,646 km (0.049 R)
• M23: 36,487,818 km (0.119 R)
• M24: 44,216,044 km (0.035 R)
• M25: 45,119,915 km (0.106 R)
• M26: 46,653,442 km (0.062 R)
• M27: 51,960,726 km (0.101 R)
• M28: 59,097,592 km (0.06 R)
• M29: 61,303,711 km (0.049 R)
• M30: 62,993,868 km (0.073 R)
• M31: 63,754,873 km (0.114 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 16,034 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit