🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.52 AU - 0.8 AU

Year: 201 Days

Day: 33.2 Hours

Environment

Temp: 120 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,803,018 km

• M1: 137,032 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.66 AU - 0.8 AU

Year: 234 Days

Day: 13.4 Hours

Environment

Temp: 137 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.85 AU - 0.95 AU

Year: 320 Days

Day: 24.3 Hours

Environment

Temp: 19 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.81 AU - 1.07 AU

Year: 342 Days

Day: 15.9 Hours

Environment

Temp: 19 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 65,803,018 km

• M1: 248,033 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.87 AU - 1.01 AU

Year: 342 Days

Day: 15 Hours

Environment

Temp: 19 °C

Axial Tilt: 32.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.84 AU - 2.22 AU

Year: 1084 Days

Day: 42.3 Hours

Environment

Temp: -73 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.79 AU - 4.05 AU

Year: 2370 Days

Day: 39.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,803,018 km

• M1: 676,033 km (0.12 R)

Asteroid Belt

Center: 4.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.1

Radius: 8.7

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.69 AU - 6.09 AU

Year: 5357 Days

Day: 5.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 62.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,803,018 km

• M1: 108,159 km (0.115 R)
• M2: 491,429 km (0.114 R)
• M3: 1,151,904 km (0.119 R)
• M4: 1,458,130 km (0.091 R)
• M5: 1,778,868 km (0.109 R)
• M6: 3,154,122 km (0.058 R)
• M7: 3,674,572 km (0.1 R)
• M8: 4,625,417 km (0.11 R)
• M9: 6,971,560 km (0.114 R)
• M10: 9,714,886 km (0.032 R)
• M11: 10,145,728 km (0.08 R)
• M12: 10,679,343 km (0.048 R)
• M13: 11,091,785 km (0.115 R)
• M14: 11,610,141 km (0.088 R)
• M15: 14,227,655 km (0.107 R)
• M16: 14,615,263 km (0.115 R)
• M17: 14,896,358 km (0.09 R)
• M18: 16,296,444 km (0.093 R)
• M19: 18,102,838 km (0.108 R)
• M20: 19,154,661 km (0.097 R)
• M21: 20,737,257 km (0.115 R)
• M22: 22,182,671 km (0.038 R)
• M23: 22,854,516 km (0.031 R)
• M24: 25,353,698 km (0.101 R)
• M25: 25,760,005 km (0.07 R)
• M26: 27,599,610 km (0.107 R)
• M27: 29,435,775 km (0.055 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 467.9

Radius: 5.1

Gravity: 17.99 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 12.21 AU - 15.63 AU

Year: 19462 Days

Day: 20.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 65,803,018 km

• M1: 63,878 km (0.113 R)
• M2: 232,475 km (0.097 R)
• M3: 493,374 km (0.119 R)
• M4: 842,535 km (0.11 R)
• M5: 1,140,684 km (0.12 R)
• M6: 2,557,076 km (0.11 R)
• M7: 3,475,009 km (0.077 R)
• M8: 4,145,806 km (0.102 R)
• M9: 5,039,055 km (0.114 R)
• M10: 7,703,243 km (0.076 R)
• M11: 8,630,900 km (0.061 R)
• M12: 9,850,571 km (0.07 R)
• M13: 11,983,388 km (0.044 R)
• M14: 17,868,269 km (0.071 R)
• M15: 18,368,225 km (0.109 R)
• M16: 21,379,032 km (0.087 R)
• M17: 25,847,969 km (0.095 R)
• M18: 26,272,976 km (0.085 R)
• M19: 27,137,054 km (0.096 R)
• M20: 31,260,270 km (0.09 R)
• M21: 32,475,603 km (0.089 R)
• M22: 37,246,279 km (0.068 R)
• M23: 37,516,752 km (0.047 R)
• M24: 37,924,855 km (0.027 R)
• M25: 38,473,580 km (0.113 R)
• M26: 40,151,470 km (0.114 R)
• M27: 43,204,015 km (0.056 R)
• M28: 44,558,324 km (0.103 R)
• M29: 47,193,341 km (0.116 R)
• M30: 61,558,925 km (0.066 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 426 - 15,637 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit