🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.6 AU - 0.96 AU

Year: 260 Days

Day: 37.7 Hours

Environment

Temp: 124 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,922,377 km

• M1: 363,672 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.65 AU - 1.07 AU

Year: 300 Days

Day: 13.4 Hours

Environment

Temp: 31 °C

Axial Tilt: 26.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.27 AU - 1.83 AU

Year: 727 Days

Day: 32.8 Hours

Environment

Temp: -60 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.29 AU - 3.97 AU

Year: 2605 Days

Day: 34 Hours

Environment

Temp: -135 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,922,377 km

• M1: 263,741 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.77 AU - 3.99 AU

Year: 2879 Days

Day: 40.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 18.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.91 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.7

Radius: 13.5

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 8.09 AU - 11.77 AU

Year: 11788 Days

Day: 11.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 39,922,377 km

• M1: 168,597 km (0.101 R)
• M2: 903,571 km (0.098 R)
• M3: 1,743,264 km (0.107 R)
• M4: 2,717,296 km (0.116 R)
• M5: 3,731,420 km (0.116 R)
• M6: 5,344,982 km (0.1 R)
• M7: 5,821,152 km (0.057 R)
• M8: 8,057,940 km (0.097 R)
• M9: 8,686,101 km (0.084 R)
• M10: 10,868,435 km (0.051 R)
• M11: 13,052,265 km (0.058 R)
• M12: 17,159,923 km (0.073 R)
• M13: 18,414,600 km (0.073 R)
• M14: 19,284,512 km (0.096 R)
• M15: 20,257,646 km (0.111 R)
• M16: 21,898,436 km (0.051 R)
• M17: 23,880,308 km (0.109 R)
• M18: 25,799,649 km (0.106 R)
• M19: 26,522,506 km (0.11 R)
• M20: 28,484,332 km (0.103 R)
• M21: 31,759,927 km (0.116 R)
• M22: 32,485,776 km (0.108 R)
• M23: 33,011,014 km (0.079 R)
• M24: 33,648,750 km (0.084 R)
• M25: 37,533,956 km (0.041 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 836.7

Radius: 7.8

Gravity: 13.75 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 11.67 AU - 14.95 AU

Year: 18293 Days

Day: 24.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 90 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 39,922,377 km

• M1: 97,089 km (0.079 R)
• M2: 376,538 km (0.071 R)
• M3: 1,351,318 km (0.032 R)
• M4: 2,022,414 km (0.082 R)
• M5: 2,489,458 km (0.079 R)
• M6: 2,898,010 km (0.095 R)
• M7: 3,267,517 km (0.117 R)
• M8: 3,942,801 km (0.099 R)
• M9: 5,069,573 km (0.095 R)
• M10: 5,372,359 km (0.1 R)
• M11: 5,890,267 km (0.09 R)
• M12: 6,751,502 km (0.044 R)
• M13: 8,615,042 km (0.083 R)
• M14: 8,992,328 km (0.082 R)
• M15: 9,896,348 km (0.089 R)
• M16: 12,082,870 km (0.087 R)
• M17: 12,487,682 km (0.103 R)
• M18: 13,975,882 km (0.087 R)
• M19: 14,724,619 km (0.109 R)
• M20: 15,264,368 km (0.076 R)
• M21: 15,817,282 km (0.059 R)
• M22: 17,470,787 km (0.104 R)
• M23: 18,964,223 km (0.083 R)
• M24: 21,020,745 km (0.104 R)
• M25: 22,003,004 km (0.083 R)
• M26: 23,118,257 km (0.085 R)
• M27: 26,351,216 km (0.088 R)
• M28: 28,905,301 km (0.084 R)
• M29: 36,281,074 km (0.077 R)
• M30: 37,835,695 km (0.08 R)
• M31: 45,141,008 km (0.067 R)
• M32: 50,674,783 km (0.073 R)
• M33: 53,875,728 km (0.084 R)
• M34: 58,926,003 km (0.114 R)
• M35: 60,873,917 km (0.115 R)
• M36: 76,640,036 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 69.9

Radius: 4

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 14.51 AU - 17.21 AU

Year: 23795 Days

Day: 20.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,922,377 km

• M1: 50,265 km (0.105 R)
• M2: 181,612 km (0.1 R)
• M3: 424,260 km (0.073 R)
• M4: 934,388 km (0.052 R)
• M5: 2,797,779 km (0.082 R)
• M6: 3,197,804 km (0.119 R)
• M7: 4,242,446 km (0.093 R)
• M8: 5,063,738 km (0.047 R)
• M9: 5,401,381 km (0.097 R)
• M10: 5,721,071 km (0.046 R)
• M11: 7,127,291 km (0.096 R)
• M12: 12,042,030 km (0.064 R)
• M13: 13,148,306 km (0.116 R)
• M14: 14,140,440 km (0.064 R)
• M15: 15,688,777 km (0.083 R)
• M16: 33,379,174 km (0.041 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 16,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit