🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.55 AU - 0.61 AU

Year: 164 Days

Day: 23.4 Hours

Environment

Temp: 158 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.84 AU - 0.86 AU

Year: 291 Days

Day: 28.7 Hours

Environment

Temp: 155 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.34 AU - 1.9 AU

Year: 765 Days

Day: 18.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.98 AU - 3.04 AU

Year: 1475 Days

Day: 45.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.54 AU - 3.92 AU

Year: 2153 Days

Day: 15.2 Hours

Environment

Temp: -116 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,245,911 km

• M1: 256,411 km (0.068 R)

Asteroid Belt

Center: 5.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.1

Radius: 13.7

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 7.03 AU - 7.11 AU

Year: 6972 Days

Day: 9 Hours

Environment

Temp: -156 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,245,911 km

• M1: 170,542 km (0.098 R)
• M2: 929,601 km (0.113 R)
• M3: 2,303,508 km (0.114 R)
• M4: 3,194,363 km (0.111 R)
• M5: 5,593,764 km (0.118 R)
• M6: 6,552,536 km (0.064 R)
• M7: 7,852,691 km (0.095 R)
• M8: 8,377,331 km (0.094 R)
• M9: 10,568,491 km (0.116 R)
• M10: 11,309,749 km (0.114 R)
• M11: 11,823,019 km (0.109 R)
• M12: 12,351,698 km (0.077 R)
• M13: 13,743,108 km (0.06 R)
• M14: 18,054,967 km (0.118 R)
• M15: 20,441,352 km (0.077 R)
• M16: 23,195,000 km (0.083 R)
• M17: 23,941,194 km (0.097 R)
• M18: 24,789,115 km (0.108 R)
• M19: 27,822,212 km (0.04 R)
• M20: 29,235,912 km (0.1 R)
• M21: 33,239,749 km (0.107 R)
• M22: 36,029,899 km (0.112 R)
• M23: 36,807,060 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.1

Radius: 9.3

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 10.24 AU - 10.4 AU

Year: 12295 Days

Day: 10.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 39,245,911 km

• M1: 116,238 km (0.102 R)
• M2: 473,028 km (0.04 R)
• M3: 869,612 km (0.092 R)
• M4: 1,361,341 km (0.094 R)
• M5: 2,470,908 km (0.116 R)
• M6: 2,836,525 km (0.087 R)
• M7: 3,337,977 km (0.057 R)
• M8: 4,644,116 km (0.085 R)
• M9: 4,935,234 km (0.055 R)
• M10: 5,342,290 km (0.087 R)
• M11: 6,740,431 km (0.115 R)
• M12: 7,030,202 km (0.099 R)
• M13: 11,019,529 km (0.109 R)
• M14: 11,895,424 km (0.119 R)
• M15: 12,381,169 km (0.086 R)
• M16: 12,691,285 km (0.048 R)
• M17: 13,392,151 km (0.076 R)
• M18: 16,755,710 km (0.115 R)
• M19: 17,521,202 km (0.092 R)
• M20: 21,523,693 km (0.116 R)
• M21: 25,894,643 km (0.092 R)
• M22: 30,936,989 km (0.108 R)
• M23: 31,279,419 km (0.104 R)
• M24: 32,911,083 km (0.069 R)
• M25: 35,839,162 km (0.086 R)
• M26: 40,413,865 km (0.095 R)
• M27: 43,623,188 km (0.101 R)
• M28: 45,510,365 km (0.091 R)
• M29: 51,657,790 km (0.104 R)
• M30: 52,463,076 km (0.118 R)
• M31: 56,786,305 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.9

Radius: 7.1

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 13.55 AU - 14.15 AU

Year: 19115 Days

Day: 16.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,245,911 km

• M1: 88,263 km (0.068 R)
• M2: 482,902 km (0.094 R)
• M3: 816,954 km (0.093 R)
• M4: 1,073,215 km (0.092 R)
• M5: 1,869,973 km (0.1 R)
• M6: 4,364,967 km (0.114 R)
• M7: 6,603,100 km (0.092 R)
• M8: 8,253,763 km (0.062 R)
• M9: 9,152,398 km (0.083 R)
• M10: 9,786,543 km (0.114 R)
• M11: 11,294,789 km (0.083 R)
• M12: 12,729,432 km (0.107 R)
• M13: 13,577,054 km (0.082 R)
• M14: 13,985,157 km (0.111 R)
• M15: 16,084,913 km (0.111 R)
• M16: 16,476,111 km (0.108 R)
• M17: 17,209,739 km (0.111 R)
• M18: 17,481,858 km (0.07 R)
• M19: 20,061,972 km (0.089 R)
• M20: 21,521,000 km (0.111 R)
• M21: 22,236,228 km (0.052 R)
• M22: 29,889,206 km (0.084 R)
• M23: 30,679,382 km (0.065 R)
• M24: 38,082,831 km (0.101 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 150 - 13,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit