🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.41 AU - 0.59 AU

Year: 126 Days

Day: 36.3 Hours

Environment

Temp: 228 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.25 AU - 1.27 AU

Year: 504 Days

Day: 36.2 Hours

Environment

Temp: 10 °C

Axial Tilt: 4.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.36 AU - 2.14 AU

Year: 825 Days

Day: 40.4 Hours

Environment

Temp: -46 °C

Axial Tilt: 9.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,218,473 km

• M1: 39,494 km (0.075 R)
• M2: 1,163,572 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.98 AU - 4.38 AU

Year: 3046 Days

Day: 15.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.6

Radius: 10.5

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 7.87 AU - 9.19 AU

Year: 8880 Days

Day: 10.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,218,473 km

• M1: 133,890 km (0.044 R)
• M2: 534,513 km (0.073 R)
• M3: 1,320,650 km (0.095 R)
• M4: 1,803,702 km (0.089 R)
• M5: 2,759,632 km (0.081 R)
• M6: 3,410,532 km (0.096 R)
• M7: 5,987,804 km (0.075 R)
• M8: 6,726,967 km (0.088 R)
• M9: 7,158,707 km (0.099 R)
• M10: 9,848,477 km (0.104 R)
• M11: 10,251,942 km (0.099 R)
• M12: 14,917,002 km (0.053 R)
• M13: 15,789,158 km (0.085 R)
• M14: 16,482,843 km (0.074 R)
• M15: 18,533,830 km (0.075 R)
• M16: 18,917,249 km (0.059 R)
• M17: 24,671,382 km (0.082 R)
• M18: 28,144,895 km (0.102 R)
• M19: 31,386,381 km (0.089 R)
• M20: 32,261,529 km (0.077 R)
• M21: 32,705,236 km (0.09 R)
• M22: 33,832,306 km (0.07 R)
• M23: 37,490,722 km (0.116 R)
• M24: 41,535,550 km (0.049 R)
• M25: 47,559,257 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.8

Radius: 9.6

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.6 AU - 10.6 AU

Year: 8990 Days

Day: 10 Hours

Environment

Temp: -161 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,218,473 km

• M1: 120,277 km (0.091 R)
• M2: 448,644 km (0.094 R)
• M3: 1,349,672 km (0.077 R)
• M4: 1,942,528 km (0.076 R)
• M5: 2,687,526 km (0.109 R)
• M6: 4,890,803 km (0.086 R)
• M7: 5,547,089 km (0.03 R)
• M8: 6,448,715 km (0.083 R)
• M9: 9,930,157 km (0.1 R)
• M10: 11,640,061 km (0.105 R)
• M11: 12,141,962 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 816.4

Radius: 9.6

Gravity: 8.86 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 9.05 AU - 10.45 AU

Year: 10852 Days

Day: 14.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,218,473 km

• M1: 120,426 km (0.072 R)
• M2: 426,504 km (0.107 R)
• M3: 841,338 km (0.101 R)
• M4: 1,173,296 km (0.072 R)
• M5: 1,579,604 km (0.088 R)
• M6: 2,026,303 km (0.07 R)
• M7: 2,576,225 km (0.114 R)
• M8: 3,151,429 km (0.12 R)
• M9: 3,469,923 km (0.064 R)
• M10: 3,919,015 km (0.082 R)
• M11: 5,064,187 km (0.047 R)
• M12: 5,573,119 km (0.115 R)
• M13: 6,380,648 km (0.069 R)
• M14: 8,001,392 km (0.1 R)
• M15: 8,835,400 km (0.097 R)
• M16: 10,088,282 km (0.117 R)
• M17: 12,095,137 km (0.078 R)
• M18: 13,005,141 km (0.037 R)
• M19: 17,406,011 km (0.108 R)
• M20: 17,710,144 km (0.107 R)
• M21: 20,864,714 km (0.111 R)
• M22: 24,280,931 km (0.118 R)
• M23: 25,238,358 km (0.119 R)
• M24: 30,077,849 km (0.057 R)
• M25: 37,361,919 km (0.051 R)
• M26: 38,379,932 km (0.071 R)
• M27: 38,766,343 km (0.093 R)
• M28: 40,737,894 km (0.063 R)
• M29: 41,952,180 km (0.049 R)
• M30: 51,762,210 km (0.109 R)
• M31: 53,506,371 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117

Radius: 3.5

Gravity: 9.55 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 16.56 AU - 21.78 AU

Year: 29918 Days

Day: 20.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,218,473 km

• M1: 44,580 km (0.112 R)
• M2: 532,868 km (0.072 R)
• M3: 806,333 km (0.099 R)
• M4: 937,081 km (0.118 R)
• M5: 1,868,477 km (0.108 R)
• M6: 2,512,047 km (0.098 R)
• M7: 3,790,810 km (0.113 R)
• M8: 5,004,647 km (0.1 R)
• M9: 6,695,103 km (0.106 R)
• M10: 11,961,247 km (0.077 R)
• M11: 13,320,942 km (0.061 R)
• M12: 17,622,928 km (0.11 R)
• M13: 18,486,108 km (0.107 R)
• M14: 21,684,361 km (0.12 R)
• M15: 29,041,135 km (0.084 R)
• M16: 44,138,104 km (0.113 R)
• M17: 50,400,271 km (0.089 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 15,515 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit