🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.5 AU - 0.66 AU

Year: 157 Days

Day: 34.7 Hours

Environment

Temp: 172 °C

Axial Tilt: 35 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.52 AU - 0.68 AU

Year: 166 Days

Day: 33.6 Hours

Environment

Temp: 220 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.55 AU - 0.75 AU

Year: 187 Days

Day: 31.1 Hours

Environment

Temp: 226 °C

Axial Tilt: 24 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.79 AU - 0.83 AU

Year: 260 Days

Day: 16.5 Hours

Environment

Temp: 174 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.33 AU - 1.59 AU

Year: 629 Days

Day: 30.8 Hours

Environment

Temp: 3 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.78 AU - 3.96 AU

Year: 2714 Days

Day: 41.3 Hours

Environment

Temp: -109 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,112,030 km

• M1: 67,768 km (0.096 R)
• M2: 1,674,748 km (0.041 R)

Asteroid Belt

Center: 7.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.8

Radius: 11.7

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 9.97 AU - 10.57 AU

Year: 11731 Days

Day: 11.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 77,112,030 km

• M1: 145,559 km (0.105 R)
• M2: 528,380 km (0.031 R)
• M3: 941,868 km (0.082 R)
• M4: 1,828,834 km (0.113 R)
• M5: 2,215,844 km (0.086 R)
• M6: 3,063,764 km (0.076 R)
• M7: 3,458,852 km (0.113 R)
• M8: 3,832,697 km (0.089 R)
• M9: 4,293,010 km (0.081 R)
• M10: 5,430,552 km (0.087 R)
• M11: 5,863,638 km (0.062 R)
• M12: 7,303,966 km (0.117 R)
• M13: 8,820,141 km (0.104 R)
• M14: 11,386,343 km (0.065 R)
• M15: 14,896,956 km (0.069 R)
• M16: 15,894,325 km (0.094 R)
• M17: 16,261,139 km (0.095 R)
• M18: 17,707,002 km (0.093 R)
• M19: 18,907,525 km (0.097 R)
• M20: 24,063,865 km (0.098 R)
• M21: 24,450,725 km (0.045 R)
• M22: 27,908,231 km (0.103 R)
• M23: 29,976,122 km (0.09 R)
• M24: 30,424,018 km (0.117 R)
• M25: 32,378,215 km (0.029 R)
• M26: 37,562,529 km (0.087 R)
• M27: 38,608,966 km (0.09 R)
• M28: 40,079,663 km (0.091 R)
• M29: 50,482,699 km (0.104 R)
• M30: 51,117,144 km (0.112 R)
• M31: 54,535,904 km (0.086 R)
• M32: 56,556,373 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.9

Radius: 5.2

Gravity: 14.23 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 16.99 AU - 19.01 AU

Year: 27221 Days

Day: 21.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 77,112,030 km

• M1: 69,563 km (0.026 R)
• M2: 233,971 km (0.111 R)
• M3: 456,722 km (0.104 R)
• M4: 653,743 km (0.08 R)
• M5: 1,002,156 km (0.046 R)
• M6: 1,327,232 km (0.057 R)
• M7: 1,615,208 km (0.089 R)
• M8: 2,360,056 km (0.112 R)
• M9: 2,636,962 km (0.11 R)
• M10: 2,858,815 km (0.071 R)
• M11: 3,689,383 km (0.068 R)
• M12: 4,393,390 km (0.102 R)
• M13: 5,336,156 km (0.108 R)
• M14: 6,362,996 km (0.102 R)
• M15: 7,861,518 km (0.081 R)
• M16: 8,115,086 km (0.096 R)
• M17: 8,692,384 km (0.113 R)
• M18: 8,909,002 km (0.06 R)
• M19: 9,353,008 km (0.068 R)
• M20: 12,062,525 km (0.047 R)
• M21: 13,094,302 km (0.11 R)
• M22: 19,606,596 km (0.091 R)
• M23: 22,316,262 km (0.102 R)
• M24: 24,184,141 km (0.118 R)
• M25: 25,265,584 km (0.118 R)
• M26: 27,062,255 km (0.029 R)
• M27: 27,640,750 km (0.097 R)
• M28: 36,068,047 km (0.07 R)
• M29: 38,052,014 km (0.087 R)
• M30: 39,809,489 km (0.091 R)
• M31: 40,107,638 km (0.047 R)
• M32: 41,162,602 km (0.106 R)
• M33: 45,405,497 km (0.106 R)
• M34: 48,730,010 km (0.114 R)
• M35: 49,585,710 km (0.116 R)
• M36: 52,929,073 km (0.059 R)
• M37: 54,747,734 km (0.114 R)
• M38: 54,931,740 km (0.091 R)
• M39: 58,508,924 km (0.062 R)
• M40: 68,444,467 km (0.063 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 12,674 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit