🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.63 AU - 0.83 AU

Year: 240 Days

Day: 27.1 Hours

Environment

Temp: 165 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.62 AU - 0.92 AU

Year: 260 Days

Day: 28.3 Hours

Environment

Temp: 90 °C

Axial Tilt: 33.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,920,517 km

• M1: 36,951 km (0.067 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.72 AU - 1.08 AU

Year: 329 Days

Day: 33.2 Hours

Environment

Temp: 26 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 64,920,517 km

• M1: 28,424 km (0.094 R)
• M2: 184,005 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.02 AU - 1.38 AU

Year: 506 Days

Day: 40.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,920,517 km

• M1: 15,857 km (0.089 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.21 AU - 1.59 AU

Year: 638 Days

Day: 28.9 Hours

Environment

Temp: -52 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,920,517 km

• M1: 43,683 km (0.11 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.43 AU - 1.63 AU

Year: 729 Days

Day: 14.8 Hours

Environment

Temp: -65 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,920,517 km

• M1: 323,580 km (0.116 R)

Planet 7 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.6 AU - 2.32 AU

Year: 1056 Days

Day: 42 Hours

Environment

Temp: -75 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.6

Radius: 8.2

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 7.8 AU - 8.08 AU

Year: 8614 Days

Day: 11 Hours

Environment

Temp: -180 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 64,920,517 km

• M1: 102,026 km (0.067 R)
• M2: 369,357 km (0.106 R)
• M3: 636,689 km (0.1 R)
• M4: 1,244,355 km (0.1 R)
• M5: 1,633,758 km (0.102 R)
• M6: 1,985,014 km (0.079 R)
• M7: 3,049,702 km (0.067 R)
• M8: 3,808,014 km (0.101 R)
• M9: 4,087,163 km (0.093 R)
• M10: 4,404,760 km (0.116 R)
• M11: 4,765,291 km (0.079 R)
• M12: 5,966,561 km (0.059 R)
• M13: 7,287,361 km (0.082 R)
• M14: 7,941,403 km (0.101 R)
• M15: 8,994,871 km (0.077 R)
• M16: 9,407,761 km (0.054 R)
• M17: 10,182,828 km (0.114 R)
• M18: 10,450,458 km (0.113 R)
• M19: 10,860,656 km (0.119 R)
• M20: 11,376,619 km (0.113 R)
• M21: 12,056,840 km (0.093 R)
• M22: 16,049,907 km (0.105 R)
• M23: 17,154,986 km (0.091 R)
• M24: 18,507,501 km (0.117 R)
• M25: 19,040,967 km (0.1 R)
• M26: 20,774,208 km (0.09 R)
• M27: 22,309,530 km (0.071 R)
• M28: 23,219,983 km (0.072 R)
• M29: 23,762,275 km (0.114 R)
• M30: 24,551,853 km (0.044 R)
• M31: 27,110,425 km (0.116 R)
• M32: 29,750,828 km (0.085 R)

Planet 9 - Gas Giant

Semi-Major Axis: 7.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665

Radius: 12.5

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 7 AU - 8.92 AU

Year: 8646 Days

Day: 5.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,920,517 km

• M1: 156,180 km (0.103 R)
• M2: 748,737 km (0.096 R)
• M3: 3,027,861 km (0.05 R)
• M4: 4,554,956 km (0.113 R)
• M5: 5,052,070 km (0.089 R)
• M6: 6,401,742 km (0.093 R)
• M7: 8,925,757 km (0.06 R)
• M8: 10,285,901 km (0.084 R)
• M9: 11,565,860 km (0.089 R)
• M10: 12,051,604 km (0.079 R)
• M11: 15,976,005 km (0.085 R)
• M12: 21,721,312 km (0.074 R)
• M13: 25,413,387 km (0.076 R)
• M14: 34,790,481 km (0.067 R)
• M15: 38,965,608 km (0.107 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 648.1

Radius: 7.6

Gravity: 11.22 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 9.52 AU - 14.68 AU

Year: 16205 Days

Day: 21.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 64,920,517 km

• M1: 94,546 km (0.045 R)
• M2: 590,164 km (0.104 R)
• M3: 873,053 km (0.108 R)
• M4: 1,314,666 km (0.077 R)
• M5: 2,025,705 km (0.102 R)
• M6: 2,531,645 km (0.075 R)
• M7: 3,118,966 km (0.056 R)
• M8: 3,765,229 km (0.059 R)
• M9: 4,628,109 km (0.096 R)
• M10: 6,404,434 km (0.076 R)
• M11: 6,782,019 km (0.114 R)
• M12: 7,535,993 km (0.055 R)
• M13: 8,542,936 km (0.115 R)
• M14: 11,540,129 km (0.091 R)
• M15: 13,681,024 km (0.063 R)
• M16: 14,027,044 km (0.1 R)
• M17: 15,395,266 km (0.12 R)
• M18: 20,930,836 km (0.107 R)
• M19: 25,416,678 km (0.068 R)
• M20: 25,834,655 km (0.112 R)
• M21: 36,099,612 km (0.105 R)
• M22: 36,363,054 km (0.048 R)
• M23: 41,905,505 km (0.093 R)
• M24: 42,782,597 km (0.076 R)
• M25: 45,181,399 km (0.057 R)
• M26: 46,725,399 km (0.103 R)
• M27: 48,624,095 km (0.093 R)
• M28: 52,237,781 km (0.11 R)
• M29: 59,810,126 km (0.032 R)
• M30: 63,185,952 km (0.079 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 12,314 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit