🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.88 AU - 1.02 AU

Year: 351 Days

Day: 17.5 Hours

Environment

Temp: 29 °C

Axial Tilt: 7.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 91,172,960 km

• M1: 91,404 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.1 AU - 1.44 AU

Year: 542 Days

Day: 28.4 Hours

Environment

Temp: -25 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.47 AU - 1.85 AU

Year: 810 Days

Day: 41.9 Hours

Environment

Temp: -66 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.48 AU - 2.08 AU

Year: 899 Days

Day: 41.6 Hours

Environment

Temp: -59 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,172,960 km

• M1: 102,026 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.86 AU - 3.3 AU

Year: 2047 Days

Day: 45 Hours

Environment

Temp: -124 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.66 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.1

Radius: 12.5

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.13 AU - 4.35 AU

Year: 3307 Days

Day: 7.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,172,960 km

• M1: 155,432 km (0.073 R)
• M2: 564,732 km (0.041 R)
• M3: 1,669,213 km (0.107 R)
• M4: 2,199,388 km (0.069 R)
• M5: 2,908,033 km (0.099 R)
• M6: 3,410,682 km (0.101 R)
• M7: 5,380,736 km (0.083 R)
• M8: 6,700,189 km (0.058 R)
• M9: 9,162,271 km (0.058 R)
• M10: 9,579,649 km (0.12 R)
• M11: 11,816,287 km (0.099 R)
• M12: 13,488,642 km (0.075 R)
• M13: 15,208,120 km (0.105 R)
• M14: 16,396,076 km (0.063 R)
• M15: 17,126,413 km (0.115 R)
• M16: 18,411,908 km (0.057 R)
• M17: 19,139,701 km (0.081 R)
• M18: 22,312,074 km (0.09 R)
• M19: 23,209,212 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 410.9

Radius: 11.8

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 5.73 AU - 8.77 AU

Year: 7394 Days

Day: 13.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,172,960 km

• M1: 146,905 km (0.068 R)
• M2: 630,705 km (0.095 R)
• M3: 1,205,011 km (0.08 R)
• M4: 1,618,948 km (0.101 R)
• M5: 2,237,087 km (0.106 R)
• M6: 2,690,667 km (0.05 R)
• M7: 4,309,615 km (0.07 R)
• M8: 4,854,301 km (0.025 R)
• M9: 5,299,654 km (0.026 R)
• M10: 7,325,957 km (0.063 R)
• M11: 7,951,426 km (0.104 R)
• M12: 9,183,813 km (0.096 R)
• M13: 9,564,390 km (0.115 R)
• M14: 11,193,661 km (0.056 R)
• M15: 11,726,528 km (0.113 R)
• M16: 12,124,608 km (0.035 R)
• M17: 13,319,895 km (0.078 R)
• M18: 14,821,409 km (0.053 R)
• M19: 15,228,465 km (0.095 R)
• M20: 16,065,016 km (0.103 R)
• M21: 17,764,747 km (0.057 R)
• M22: 18,894,510 km (0.117 R)
• M23: 19,860,464 km (0.048 R)
• M24: 20,355,633 km (0.116 R)
• M25: 21,965,755 km (0.119 R)
• M26: 22,956,242 km (0.106 R)
• M27: 26,958,583 km (0.056 R)
• M28: 27,917,207 km (0.117 R)
• M29: 29,260,596 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581.7

Radius: 5.4

Gravity: 19.95 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 15 AU - 20.62 AU

Year: 28467 Days

Day: 22.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 91,172,960 km

• M1: 67,319 km (0.117 R)
• M2: 253,718 km (0.061 R)
• M3: 563,834 km (0.118 R)
• M4: 774,319 km (0.094 R)
• M5: 985,252 km (0.068 R)
• M6: 1,781,860 km (0.093 R)
• M7: 2,024,508 km (0.103 R)
• M8: 2,289,147 km (0.06 R)
• M9: 2,626,789 km (0.098 R)
• M10: 3,108,793 km (0.071 R)
• M11: 3,585,113 km (0.036 R)
• M12: 4,607,465 km (0.097 R)
• M13: 4,910,101 km (0.104 R)
• M14: 5,185,661 km (0.109 R)
• M15: 5,388,814 km (0.118 R)
• M16: 5,941,728 km (0.037 R)
• M17: 6,485,068 km (0.094 R)
• M18: 6,720,984 km (0.096 R)
• M19: 7,934,222 km (0.063 R)
• M20: 9,526,093 km (0.107 R)
• M21: 9,708,303 km (0.07 R)
• M22: 10,205,866 km (0.088 R)
• M23: 11,117,067 km (0.065 R)
• M24: 13,707,653 km (0.069 R)
• M25: 16,586,664 km (0.096 R)
• M26: 17,028,277 km (0.11 R)
• M27: 18,588,732 km (0.045 R)
• M28: 26,618,548 km (0.072 R)
• M29: 37,890,747 km (0.077 R)
• M30: 38,195,777 km (0.06 R)
• M31: 48,305,452 km (0.057 R)
• M32: 59,853,958 km (0.038 R)
• M33: 62,790,415 km (0.109 R)
• M34: 69,631,227 km (0.087 R)
• M35: 76,952,098 km (0.111 R)
• M36: 80,169,050 km (0.051 R)
• M37: 80,420,075 km (0.057 R)
• M38: 82,192,511 km (0.109 R)
• M39: 85,030,083 km (0.097 R)
• M40: 86,341,309 km (0.08 R)
• M41: 87,665,848 km (0.11 R)
• M42: 88,467,094 km (0.11 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 15,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit