🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.78 AU - 1.18 AU

Year: 356 Days

Day: 19.2 Hours

Environment

Temp: 21 °C

Axial Tilt: 18.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 48,539,647 km

• M1: 563,535 km (0.04 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.3 AU - 1.5 AU

Year: 608 Days

Day: 36.6 Hours

Environment

Temp: -21 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.27 AU - 1.67 AU

Year: 654 Days

Day: 32.5 Hours

Environment

Temp: -28 °C

Axial Tilt: 47.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.65 AU - 3.99 AU

Year: 2741 Days

Day: 32.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 109.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.71 AU - 4.83 AU

Year: 3239 Days

Day: 19.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.2

Radius: 14.8

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 6.5 AU - 10.44 AU

Year: 9049 Days

Day: 12.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 48,539,647 km

• M1: 184,005 km (0.112 R)
• M2: 737,218 km (0.063 R)
• M3: 1,330,972 km (0.094 R)
• M4: 1,848,730 km (0.05 R)
• M5: 3,309,254 km (0.109 R)
• M6: 3,921,559 km (0.078 R)
• M7: 4,808,524 km (0.069 R)
• M8: 6,203,225 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.8

Radius: 12.2

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 11.94 AU - 12.18 AU

Year: 15374 Days

Day: 8.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 48,539,647 km

• M1: 152,141 km (0.102 R)
• M2: 629,059 km (0.116 R)
• M3: 1,069,176 km (0.115 R)
• M4: 1,574,368 km (0.113 R)
• M5: 2,601,058 km (0.092 R)
• M6: 3,156,964 km (0.086 R)
• M7: 3,879,821 km (0.067 R)
• M8: 4,442,907 km (0.119 R)
• M9: 5,811,877 km (0.038 R)
• M10: 6,381,546 km (0.057 R)
• M11: 7,728,376 km (0.08 R)
• M12: 8,469,035 km (0.096 R)
• M13: 14,016,872 km (0.094 R)
• M14: 15,652,276 km (0.045 R)
• M15: 16,041,080 km (0.114 R)
• M16: 19,122,049 km (0.094 R)
• M17: 19,746,470 km (0.108 R)
• M18: 20,200,649 km (0.075 R)
• M19: 22,282,902 km (0.065 R)
• M20: 29,738,710 km (0.115 R)
• M21: 31,926,430 km (0.095 R)
• M22: 32,552,796 km (0.088 R)
• M23: 36,484,078 km (0.092 R)
• M24: 43,262,208 km (0.081 R)
• M25: 43,721,324 km (0.115 R)
• M26: 50,158,520 km (0.113 R)
• M27: 52,552,984 km (0.045 R)
• M28: 55,923,125 km (0.101 R)
• M29: 56,650,619 km (0.113 R)
• M30: 60,002,360 km (0.063 R)
• M31: 66,081,119 km (0.036 R)

Asteroid Belt

Center: 14.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127.2

Radius: 4.8

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 16.02 AU - 16.12 AU

Year: 23648 Days

Day: 21.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,539,647 km

• M1: 59,989 km (0.111 R)
• M2: 534,812 km (0.113 R)
• M3: 854,204 km (0.071 R)
• M4: 1,381,836 km (0.109 R)
• M5: 1,982,022 km (0.118 R)
• M6: 3,524,675 km (0.115 R)
• M7: 5,693,695 km (0.11 R)
• M8: 7,195,807 km (0.111 R)
• M9: 7,950,828 km (0.037 R)
• M10: 10,323,300 km (0.078 R)
• M11: 10,689,217 km (0.106 R)
• M12: 12,828,017 km (0.11 R)
• M13: 13,683,119 km (0.118 R)
• M14: 15,985,729 km (0.083 R)
• M15: 16,975,020 km (0.082 R)
• M16: 21,425,407 km (0.07 R)
• M17: 21,678,975 km (0.084 R)
• M18: 24,695,766 km (0.099 R)
• M19: 26,986,109 km (0.115 R)
• M20: 29,102,919 km (0.095 R)
• M21: 31,764,265 km (0.096 R)
• M22: 32,648,987 km (0.087 R)
• M23: 33,210,129 km (0.08 R)
• M24: 34,351,860 km (0.096 R)
• M25: 37,442,402 km (0.084 R)
• M26: 38,678,679 km (0.114 R)
• M27: 41,494,111 km (0.061 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: 405 - 12,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit