🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.98 AU - 1.03 AU

Year: 371 Days

Day: 12.3 Hours

Environment

Temp: 11 °C

Axial Tilt: 1.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 82,310,351 km

• M1: 88,412 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.96 AU - 1.44 AU

Year: 488 Days

Day: 17.7 Hours

Environment

Temp: -3 °C

Axial Tilt: 20.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 82,310,351 km

• M1: 910,901 km (0.07 R)

Asteroid Belt

Center: 1.67 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.79 AU - 2.47 AU

Year: 1153 Days

Day: 29.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.3

Radius: 13.7

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.74 AU - 5.16 AU

Year: 4084 Days

Day: 6.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,310,351 km

• M1: 170,392 km (0.086 R)
• M2: 628,760 km (0.089 R)
• M3: 1,247,347 km (0.097 R)
• M4: 1,843,644 km (0.072 R)
• M5: 2,577,422 km (0.116 R)
• M6: 3,358,323 km (0.094 R)
• M7: 4,268,476 km (0.09 R)
• M8: 5,041,149 km (0.04 R)
• M9: 5,846,883 km (0.065 R)
• M10: 8,594,697 km (0.082 R)
• M11: 9,377,991 km (0.038 R)
• M12: 10,038,316 km (0.11 R)
• M13: 12,499,052 km (0.093 R)
• M14: 13,402,024 km (0.096 R)
• M15: 14,509,946 km (0.117 R)
• M16: 17,762,952 km (0.104 R)
• M17: 18,201,124 km (0.115 R)
• M18: 18,904,384 km (0.041 R)
• M19: 20,365,357 km (0.067 R)
• M20: 20,984,243 km (0.111 R)
• M21: 21,757,664 km (0.115 R)
• M22: 27,049,838 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.1

Radius: 8

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.15 AU - 8.58 AU

Year: 6663 Days

Day: 12.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,310,351 km

• M1: 101,876 km (0.055 R)
• M2: 621,430 km (0.047 R)
• M3: 1,970,802 km (0.072 R)
• M4: 2,545,258 km (0.057 R)
• M5: 4,295,703 km (0.065 R)
• M6: 5,234,429 km (0.12 R)
• M7: 7,480,642 km (0.081 R)
• M8: 10,932,612 km (0.101 R)
• M9: 13,025,337 km (0.049 R)
• M10: 15,473,057 km (0.087 R)
• M11: 15,728,421 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.6

Radius: 10.2

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 9.5 AU - 12.64 AU

Year: 13659 Days

Day: 9.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,310,351 km

• M1: 126,859 km (0.092 R)
• M2: 654,341 km (0.084 R)
• M3: 982,708 km (0.028 R)
• M4: 2,475,246 km (0.116 R)
• M5: 2,811,393 km (0.087 R)
• M6: 3,890,143 km (0.037 R)
• M7: 4,572,758 km (0.07 R)
• M8: 5,555,018 km (0.085 R)
• M9: 8,173,728 km (0.083 R)
• M10: 12,993,622 km (0.074 R)
• M11: 14,370,970 km (0.042 R)
• M12: 18,237,028 km (0.116 R)
• M13: 18,999,827 km (0.102 R)
• M14: 22,552,777 km (0.101 R)
• M15: 28,847,257 km (0.082 R)
• M16: 29,650,448 km (0.089 R)
• M17: 34,017,658 km (0.066 R)
• M18: 37,021,733 km (0.07 R)
• M19: 37,426,096 km (0.079 R)
• M20: 39,773,885 km (0.091 R)
• M21: 50,976,970 km (0.092 R)
• M22: 52,488,956 km (0.1 R)
• M23: 55,778,613 km (0.118 R)
• M24: 59,756,720 km (0.086 R)
• M25: 61,437,153 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 697.3

Radius: 6.8

Gravity: 15.08 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 12.56 AU - 18.14 AU

Year: 22303 Days

Day: 17.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,310,351 km

• M1: 138,677 km (0.071 R)
• M2: 481,406 km (0.11 R)
• M3: 1,851,124 km (0.114 R)
• M4: 2,110,826 km (0.084 R)
• M5: 2,510,551 km (0.095 R)
• M6: 2,959,644 km (0.038 R)
• M7: 3,888,946 km (0.03 R)
• M8: 5,113,704 km (0.092 R)
• M9: 6,046,896 km (0.038 R)
• M10: 7,281,676 km (0.054 R)
• M11: 7,984,188 km (0.11 R)
• M12: 9,121,431 km (0.061 R)
• M13: 10,674,257 km (0.109 R)
• M14: 13,104,175 km (0.104 R)
• M15: 16,715,767 km (0.095 R)
• M16: 18,565,245 km (0.079 R)
• M17: 23,085,345 km (0.105 R)
• M18: 26,282,700 km (0.058 R)
• M19: 26,513,530 km (0.104 R)
• M20: 27,450,312 km (0.052 R)
• M21: 40,164,934 km (0.112 R)
• M22: 42,026,530 km (0.097 R)
• M23: 50,938,823 km (0.086 R)
• M24: 62,252,012 km (0.095 R)
• M25: 65,162,439 km (0.086 R)
• M26: 67,944,959 km (0.074 R)
• M27: 71,252,867 km (0.084 R)
• M28: 71,477,115 km (0.064 R)
• M29: 73,516,882 km (0.09 R)
• M30: 78,426,385 km (0.029 R)
• M31: 80,595,703 km (0.116 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: 262 - 10,282 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit