🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.65 AU - 0.71 AU

Year: 209 Days

Day: 26.3 Hours

Environment

Temp: 151 °C

Axial Tilt: 47.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 57,911,375 km

• M1: 33,360 km (0.061 R)
• M2: 362,625 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.69 AU - 0.73 AU

Year: 223 Days

Day: 41.8 Hours

Environment

Temp: 125 °C

Axial Tilt: 87.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.8 AU - 1.26 AU

Year: 390 Days

Day: 45.2 Hours

Environment

Temp: 13 °C

Axial Tilt: 23 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.94 AU - 1.14 AU

Year: 395 Days

Day: 31.3 Hours

Environment

Temp: 14 °C

Axial Tilt: 1.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 57,911,375 km

• M1: 67,917 km (0.105 R)
• M2: 97,239 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.96 AU - 1.22 AU

Year: 424 Days

Day: 38.2 Hours

Environment

Temp: 7 °C

Axial Tilt: 43.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 57,911,375 km

• M1: 28,573 km (0.07 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.97 AU - 1.23 AU

Year: 430 Days

Day: 15.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 57,911,375 km

• M1: 128,505 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393

Radius: 14.1

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.1 AU - 5.28 AU

Year: 4408 Days

Day: 11.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,911,375 km

• M1: 175,628 km (0.084 R)
• M2: 656,585 km (0.048 R)
• M3: 1,441,375 km (0.108 R)
• M4: 2,125,487 km (0.11 R)
• M5: 3,564,169 km (0.055 R)
• M6: 4,527,430 km (0.114 R)
• M7: 7,153,471 km (0.107 R)
• M8: 8,128,849 km (0.119 R)
• M9: 10,066,740 km (0.07 R)
• M10: 12,797,499 km (0.027 R)
• M11: 13,840,945 km (0.094 R)
• M12: 15,043,113 km (0.085 R)
• M13: 15,882,507 km (0.049 R)
• M14: 17,540,350 km (0.102 R)
• M15: 20,114,182 km (0.06 R)
• M16: 20,747,130 km (0.108 R)
• M17: 23,067,692 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.4

Radius: 11

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 9.4 AU - 10.86 AU

Year: 12019 Days

Day: 11.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,911,375 km

• M1: 147,952 km (0.083 R)
• M2: 531,970 km (0.079 R)
• M3: 1,023,549 km (0.088 R)
• M4: 1,542,803 km (0.102 R)
• M5: 2,393,716 km (0.031 R)
• M6: 4,251,422 km (0.114 R)
• M7: 4,762,747 km (0.098 R)
• M8: 5,220,068 km (0.075 R)
• M9: 5,841,049 km (0.091 R)
• M10: 6,921,594 km (0.08 R)
• M11: 10,350,078 km (0.061 R)
• M12: 20,717,061 km (0.114 R)
• M13: 23,293,735 km (0.068 R)
• M14: 24,257,295 km (0.12 R)
• M15: 29,175,026 km (0.11 R)
• M16: 34,158,131 km (0.096 R)
• M17: 34,606,775 km (0.071 R)
• M18: 38,338,494 km (0.098 R)
• M19: 40,426,281 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.5

Radius: 5.8

Gravity: 13.72 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 12.02 AU - 12.68 AU

Year: 16179 Days

Day: 16.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 57,911,375 km

• M1: 73,153 km (0.118 R)
• M2: 403,914 km (0.112 R)
• M3: 775,815 km (0.028 R)
• M4: 965,056 km (0.114 R)
• M5: 1,288,187 km (0.048 R)
• M6: 1,497,475 km (0.069 R)
• M7: 2,659,850 km (0.052 R)
• M8: 3,171,325 km (0.093 R)
• M9: 5,556,364 km (0.075 R)
• M10: 5,962,971 km (0.081 R)
• M11: 7,345,555 km (0.096 R)
• M12: 7,565,464 km (0.102 R)
• M13: 7,926,443 km (0.104 R)
• M14: 10,067,189 km (0.09 R)
• M15: 12,011,662 km (0.073 R)
• M16: 14,465,964 km (0.087 R)
• M17: 21,750,633 km (0.052 R)
• M18: 23,320,513 km (0.077 R)
• M19: 25,162,661 km (0.045 R)
• M20: 27,625,491 km (0.044 R)
• M21: 31,153,009 km (0.089 R)
• M22: 33,987,739 km (0.1 R)
• M23: 40,299,722 km (0.114 R)
• M24: 45,552,851 km (0.082 R)
• M25: 49,975,861 km (0.07 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 13,721 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit