🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.88 AU - 1.14 AU

Year: 387 Days

Day: 19 Hours

Environment

Temp: 20 °C

Axial Tilt: 13.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 61,664,209 km

• M1: 79,137 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.1 AU - 1.44 AU

Year: 545 Days

Day: 16 Hours

Environment

Temp: -26 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.86 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.11 AU - 2.77 AU

Year: 1451 Days

Day: 41.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.91 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.12 AU - 3.64 AU

Year: 2366 Days

Day: 19.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.42 AU - 4.32 AU

Year: 2899 Days

Day: 38.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.1

Radius: 13.3

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.84 AU - 4.52 AU

Year: 3254 Days

Day: 12.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,664,209 km

• M1: 165,455 km (0.072 R)
• M2: 977,024 km (0.114 R)
• M3: 1,917,695 km (0.112 R)
• M4: 2,638,308 km (0.073 R)
• M5: 3,264,076 km (0.071 R)
• M6: 3,714,366 km (0.064 R)
• M7: 6,476,690 km (0.066 R)
• M8: 7,588,053 km (0.117 R)
• M9: 9,863,885 km (0.101 R)
• M10: 10,560,263 km (0.04 R)
• M11: 11,465,480 km (0.119 R)
• M12: 13,040,147 km (0.082 R)
• M13: 15,286,359 km (0.096 R)
• M14: 17,424,711 km (0.12 R)
• M15: 18,443,323 km (0.052 R)
• M16: 20,599,028 km (0.083 R)
• M17: 22,011,681 km (0.108 R)
• M18: 24,287,065 km (0.077 R)
• M19: 25,179,416 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.9

Radius: 11.2

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.65 AU - 5.25 AU

Year: 3575 Days

Day: 9.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,664,209 km

• M1: 140,024 km (0.111 R)
• M2: 826,379 km (0.052 R)
• M3: 1,217,577 km (0.078 R)
• M4: 1,599,500 km (0.038 R)
• M5: 1,995,935 km (0.068 R)
• M6: 3,420,855 km (0.115 R)
• M7: 4,942,414 km (0.069 R)
• M8: 5,368,469 km (0.036 R)
• M9: 7,766,373 km (0.069 R)
• M10: 8,432,982 km (0.045 R)
• M11: 8,826,424 km (0.083 R)
• M12: 9,359,441 km (0.062 R)
• M13: 9,781,457 km (0.109 R)
• M14: 10,182,229 km (0.084 R)
• M15: 10,593,923 km (0.092 R)
• M16: 11,487,620 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.2

Radius: 7.6

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 14.13 AU - 15.83 AU

Year: 22078 Days

Day: 16.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 61,664,209 km

• M1: 94,546 km (0.12 R)
• M2: 435,928 km (0.113 R)
• M3: 672,891 km (0.098 R)
• M4: 977,921 km (0.113 R)
• M5: 1,504,805 km (0.113 R)
• M6: 1,946,567 km (0.066 R)
• M7: 3,341,418 km (0.116 R)
• M8: 3,580,775 km (0.058 R)
• M9: 4,463,402 km (0.089 R)
• M10: 4,887,961 km (0.094 R)
• M11: 7,032,147 km (0.119 R)
• M12: 7,293,943 km (0.109 R)
• M13: 8,213,821 km (0.049 R)
• M14: 9,417,336 km (0.115 R)
• M15: 11,377,217 km (0.103 R)
• M16: 13,327,226 km (0.048 R)
• M17: 14,001,014 km (0.119 R)
• M18: 14,697,392 km (0.056 R)
• M19: 14,982,376 km (0.104 R)
• M20: 15,710,768 km (0.097 R)
• M21: 18,778,722 km (0.082 R)
• M22: 19,114,419 km (0.047 R)
• M23: 19,368,736 km (0.085 R)
• M24: 21,760,656 km (0.107 R)
• M25: 23,363,747 km (0.098 R)
• M26: 29,991,980 km (0.092 R)
• M27: 31,147,773 km (0.038 R)
• M28: 31,500,076 km (0.086 R)
• M29: 39,530,190 km (0.119 R)
• M30: 39,805,301 km (0.082 R)
• M31: 40,498,687 km (0.067 R)
• M32: 48,351,378 km (0.099 R)
• M33: 49,618,472 km (0.064 R)
• M34: 55,079,692 km (0.078 R)
• M35: 59,835,558 km (0.077 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: 411 - 17,155 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit