🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.76 AU - 1.24 AU

Year: 355 Days

Day: 42.6 Hours

Environment

Temp: 101 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 77,950,531 km

• M1: 18,251 km (0.119 R)
• M2: 448,345 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.92 AU - 1.14 AU

Year: 371 Days

Day: 28.5 Hours

Environment

Temp: 137 °C

Axial Tilt: 35 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.04 AU - 1.5 AU

Year: 508 Days

Day: 36.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 48.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.48 AU - 1.86 AU

Year: 766 Days

Day: 37.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.97 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.78 AU - 4.74 AU

Year: 3119 Days

Day: 14.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,950,531 km

• M1: 111,450 km (0.048 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.28 AU - 5 AU

Year: 3546 Days

Day: 40.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,950,531 km

• M1: 265,087 km (0.085 R)

Asteroid Belt

Center: 7.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.6

Radius: 12.1

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 8.56 AU - 13.1 AU

Year: 12644 Days

Day: 11.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,950,531 km

• M1: 151,393 km (0.068 R)
• M2: 665,262 km (0.087 R)
• M3: 1,397,693 km (0.078 R)
• M4: 2,250,999 km (0.107 R)
• M5: 2,909,080 km (0.12 R)
• M6: 4,059,937 km (0.035 R)
• M7: 6,090,429 km (0.055 R)
• M8: 6,813,734 km (0.074 R)
• M9: 7,283,472 km (0.114 R)
• M10: 7,866,454 km (0.082 R)
• M11: 9,176,782 km (0.079 R)
• M12: 11,027,757 km (0.038 R)
• M13: 15,895,671 km (0.077 R)
• M14: 17,740,213 km (0.101 R)
• M15: 22,126,722 km (0.104 R)
• M16: 22,874,711 km (0.069 R)
• M17: 25,220,406 km (0.096 R)
• M18: 25,728,590 km (0.113 R)
• M19: 26,347,327 km (0.107 R)
• M20: 27,294,132 km (0.08 R)
• M21: 28,701,548 km (0.084 R)
• M22: 30,729,497 km (0.096 R)
• M23: 36,731,364 km (0.046 R)
• M24: 38,445,905 km (0.058 R)
• M25: 45,839,181 km (0.119 R)
• M26: 50,830,514 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.1

Radius: 6.5

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 17.08 AU - 17.52 AU

Year: 25527 Days

Day: 19.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 77,950,531 km

• M1: 80,783 km (0.063 R)
• M2: 399,726 km (0.073 R)
• M3: 658,231 km (0.049 R)
• M4: 1,240,017 km (0.081 R)
• M5: 1,999,675 km (0.069 R)
• M6: 2,423,186 km (0.102 R)
• M7: 2,930,473 km (0.099 R)
• M8: 3,477,103 km (0.089 R)
• M9: 3,744,285 km (0.057 R)
• M10: 4,025,230 km (0.047 R)
• M11: 4,953,185 km (0.084 R)
• M12: 6,402,490 km (0.081 R)
• M13: 8,800,693 km (0.072 R)
• M14: 10,289,342 km (0.1 R)
• M15: 13,392,899 km (0.098 R)
• M16: 13,755,973 km (0.113 R)
• M17: 14,350,475 km (0.115 R)
• M18: 16,236,754 km (0.096 R)
• M19: 17,410,350 km (0.032 R)
• M20: 20,019,187 km (0.086 R)
• M21: 24,135,971 km (0.03 R)
• M22: 24,350,195 km (0.115 R)
• M23: 24,782,234 km (0.086 R)
• M24: 26,904,728 km (0.039 R)
• M25: 31,126,530 km (0.082 R)
• M26: 39,950,111 km (0.095 R)
• M27: 42,858,743 km (0.054 R)
• M28: 48,580,861 km (0.085 R)
• M29: 49,265,571 km (0.091 R)
• M30: 57,608,046 km (0.061 R)
• M31: 58,954,875 km (0.028 R)
• M32: 62,312,599 km (0.083 R)
• M33: 63,324,031 km (0.055 R)
• M34: 70,274,797 km (0.078 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 16,571 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit