🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.5 AU - 0.78 AU

Year: 187 Days

Day: 34.3 Hours

Environment

Temp: 198 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.89 AU - 0.93 AU

Year: 317 Days

Day: 17.8 Hours

Environment

Temp: 111 °C

Axial Tilt: 8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.19 AU - 2.55 AU

Year: 1333 Days

Day: 21.1 Hours

Environment

Temp: -80 °C

Axial Tilt: 0.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.67 AU - 2.77 AU

Year: 1638 Days

Day: 14.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 104,710,548 km

• M1: 140,921 km (0.117 R)
• M2: 2,060,860 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.92 AU - 4.08 AU

Year: 2922 Days

Day: 17.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,710,548 km

• M1: 1,975,141 km (0.115 R)

Asteroid Belt

Center: 4.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.8

Radius: 12.5

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.53 AU - 6.15 AU

Year: 4507 Days

Day: 10.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 104,710,548 km

• M1: 155,432 km (0.079 R)
• M2: 711,338 km (0.086 R)
• M3: 1,119,590 km (0.054 R)
• M4: 1,912,758 km (0.113 R)
• M5: 3,247,471 km (0.053 R)
• M6: 4,256,359 km (0.101 R)
• M7: 6,272,489 km (0.099 R)
• M8: 6,955,254 km (0.093 R)
• M9: 7,402,252 km (0.116 R)
• M10: 8,278,297 km (0.102 R)
• M11: 9,933,299 km (0.108 R)
• M12: 10,680,690 km (0.034 R)
• M13: 11,277,136 km (0.041 R)
• M14: 12,738,707 km (0.032 R)
• M15: 13,462,612 km (0.118 R)
• M16: 16,940,762 km (0.081 R)
• M17: 18,656,051 km (0.116 R)
• M18: 19,725,826 km (0.073 R)
• M19: 21,987,147 km (0.101 R)
• M20: 23,028,947 km (0.104 R)
• M21: 25,533,514 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.2

Radius: 3

Gravity: 111.02 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 13.24 AU - 16.42 AU

Year: 20859 Days

Day: 17 Hours

Environment

Temp: -194 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 104,710,548 km

• M1: 342,729 km (0.112 R)
• M2: 598,990 km (0.097 R)
• M3: 790,475 km (0.077 R)
• M4: 1,279,062 km (0.086 R)
• M5: 1,406,818 km (0.048 R)
• M6: 1,984,715 km (0.053 R)
• M7: 2,361,402 km (0.101 R)
• M8: 4,073,550 km (0.108 R)
• M9: 4,386,509 km (0.082 R)
• M10: 4,678,075 km (0.072 R)
• M11: 5,178,929 km (0.117 R)
• M12: 5,714,788 km (0.088 R)
• M13: 5,974,041 km (0.081 R)
• M14: 7,139,708 km (0.068 R)
• M15: 7,594,037 km (0.085 R)
• M16: 7,854,487 km (0.039 R)
• M17: 8,728,437 km (0.09 R)
• M18: 9,072,213 km (0.072 R)
• M19: 9,484,655 km (0.101 R)
• M20: 12,582,677 km (0.078 R)
• M21: 14,083,742 km (0.114 R)
• M22: 15,952,369 km (0.085 R)
• M23: 17,345,724 km (0.12 R)
• M24: 17,615,598 km (0.068 R)
• M25: 18,349,226 km (0.073 R)
• M26: 19,198,643 km (0.093 R)
• M27: 20,272,007 km (0.064 R)
• M28: 22,008,390 km (0.047 R)
• M29: 23,730,860 km (0.106 R)
• M30: 24,624,857 km (0.031 R)
• M31: 28,177,357 km (0.109 R)
• M32: 28,550,454 km (0.099 R)
• M33: 29,561,138 km (0.11 R)
• M34: 31,520,122 km (0.071 R)
• M35: 32,327,202 km (0.081 R)
• M36: 35,839,162 km (0.079 R)
• M37: 36,277,035 km (0.113 R)
• M38: 37,163,253 km (0.105 R)
• M39: 38,215,374 km (0.107 R)
• M40: 43,941,083 km (0.098 R)
• M41: 44,107,885 km (0.113 R)
• M42: 49,307,907 km (0.097 R)
• M43: 53,560,675 km (0.108 R)
• M44: 61,111,029 km (0.058 R)
• M45: 65,573,085 km (0.079 R)
• M46: 68,665,273 km (0.049 R)
• M47: 70,019,732 km (0.113 R)
• M48: 73,483,521 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 985.2

Radius: 3.2

Gravity: 96.21 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 15.03 AU - 20.13 AU

Year: 26923 Days

Day: 16.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 104,710,548 km

• M1: 39,793 km (0.054 R)
• M2: 194,926 km (0.105 R)
• M3: 386,112 km (0.119 R)
• M4: 536,159 km (0.035 R)
• M5: 1,139,188 km (0.053 R)
• M6: 1,264,102 km (0.12 R)
• M7: 1,504,955 km (0.094 R)
• M8: 2,699,643 km (0.074 R)
• M9: 2,837,722 km (0.093 R)
• M10: 3,666,195 km (0.09 R)
• M11: 4,964,106 km (0.1 R)
• M12: 5,874,409 km (0.083 R)
• M13: 6,688,670 km (0.067 R)
• M14: 6,993,102 km (0.078 R)
• M15: 7,201,193 km (0.075 R)
• M16: 8,478,459 km (0.079 R)
• M17: 8,715,123 km (0.108 R)
• M18: 9,263,549 km (0.098 R)
• M19: 10,428,617 km (0.118 R)
• M20: 12,129,395 km (0.109 R)
• M21: 14,088,529 km (0.101 R)
• M22: 14,842,353 km (0.119 R)
• M23: 16,068,008 km (0.114 R)
• M24: 20,147,093 km (0.056 R)
• M25: 20,356,829 km (0.091 R)
• M26: 25,594,251 km (0.097 R)
• M27: 29,318,939 km (0.11 R)
• M28: 30,132,153 km (0.083 R)
• M29: 32,088,145 km (0.116 R)
• M30: 35,482,221 km (0.066 R)
• M31: 42,111,950 km (0.085 R)
• M32: 42,972,886 km (0.112 R)
• M33: 57,751,959 km (0.087 R)
• M34: 63,192,983 km (0.102 R)
• M35: 64,094,161 km (0.114 R)
• M36: 68,728,403 km (0.047 R)
• M37: 69,203,676 km (0.075 R)
• M38: 73,829,392 km (0.11 R)
• M39: 75,331,953 km (0.037 R)
• M40: 81,280,114 km (0.104 R)
• M41: 86,423,887 km (0.095 R)
• M42: 88,934,438 km (0.093 R)
• M43: 92,645,812 km (0.089 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 15,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit