🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.58 AU - 0.88 AU

Year: 240 Days

Day: 39.2 Hours

Environment

Temp: 79 °C

Axial Tilt: 11.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.67 AU - 1.01 AU

Year: 296 Days

Day: 27.3 Hours

Environment

Temp: 14 °C

Axial Tilt: 17.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.81 AU - 1.13 AU

Year: 368 Days

Day: 20.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 9.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.83 AU - 1.38 AU

Year: 444 Days

Day: 33.2 Hours

Environment

Temp: -15 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.57 AU - 2.69 AU

Year: 1642 Days

Day: 27.6 Hours

Environment

Temp: -105 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 99,584,629 km

• M1: 236,215 km (0.093 R)
• M2: 813,064 km (0.088 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.75 AU - 3.95 AU

Year: 2908 Days

Day: 44.9 Hours

Environment

Temp: -125 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,584,629 km

• M1: 43,533 km (0.052 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.7

Radius: 14.2

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 4.69 AU - 5.79 AU

Year: 4618 Days

Day: 7.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 99,584,629 km

• M1: 176,974 km (0.1 R)
• M2: 814,710 km (0.09 R)
• M3: 1,576,313 km (0.069 R)
• M4: 2,139,100 km (0.085 R)
• M5: 2,732,256 km (0.089 R)
• M6: 5,417,836 km (0.102 R)
• M7: 6,720,385 km (0.069 R)
• M8: 7,343,759 km (0.116 R)
• M9: 7,792,254 km (0.059 R)
• M10: 8,369,552 km (0.107 R)
• M11: 9,052,915 km (0.063 R)
• M12: 11,148,632 km (0.11 R)
• M13: 12,166,496 km (0.045 R)
• M14: 13,860,243 km (0.098 R)
• M15: 15,092,181 km (0.086 R)
• M16: 15,991,414 km (0.111 R)
• M17: 16,571,405 km (0.052 R)
• M18: 17,958,626 km (0.041 R)
• M19: 19,553,040 km (0.077 R)
• M20: 20,963,748 km (0.112 R)
• M21: 21,658,929 km (0.117 R)
• M22: 24,671,082 km (0.107 R)
• M23: 26,317,557 km (0.106 R)
• M24: 27,290,541 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.8

Radius: 7

Gravity: 15 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 16.79 AU - 18.81 AU

Year: 28913 Days

Day: 16 Hours

Environment

Temp: -204 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 99,584,629 km

• M1: 136,134 km (0.079 R)
• M2: 791,223 km (0.079 R)
• M3: 1,776,026 km (0.054 R)
• M4: 2,800,472 km (0.115 R)
• M5: 3,997,704 km (0.059 R)
• M6: 4,463,701 km (0.105 R)
• M7: 4,965,153 km (0.066 R)
• M8: 5,209,147 km (0.078 R)
• M9: 5,589,874 km (0.102 R)
• M10: 5,898,794 km (0.108 R)
• M11: 6,407,277 km (0.111 R)
• M12: 7,096,175 km (0.049 R)
• M13: 7,353,783 km (0.041 R)
• M14: 11,438,104 km (0.096 R)
• M15: 12,524,184 km (0.056 R)
• M16: 12,749,479 km (0.078 R)
• M17: 14,402,535 km (0.095 R)
• M18: 15,237,890 km (0.111 R)
• M19: 17,188,646 km (0.092 R)
• M20: 18,128,120 km (0.089 R)
• M21: 18,610,424 km (0.066 R)
• M22: 19,803,018 km (0.067 R)
• M23: 22,011,232 km (0.119 R)
• M24: 24,966,089 km (0.065 R)
• M25: 27,664,536 km (0.082 R)
• M26: 34,214,679 km (0.076 R)
• M27: 34,655,394 km (0.041 R)
• M28: 36,151,672 km (0.059 R)
• M29: 37,846,765 km (0.098 R)
• M30: 38,793,271 km (0.104 R)
• M31: 40,898,263 km (0.032 R)
• M32: 43,248,894 km (0.114 R)
• M33: 49,329,748 km (0.103 R)
• M34: 50,269,522 km (0.067 R)
• M35: 53,949,480 km (0.08 R)
• M36: 72,862,840 km (0.109 R)
• M37: 73,592,279 km (0.04 R)
• M38: 84,053,957 km (0.088 R)
• M39: 87,293,499 km (0.106 R)
• M40: 89,776,973 km (0.052 R)
• M41: 93,733,388 km (0.085 R)
• M42: 98,988,911 km (0.091 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 13,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit