🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.4 AU - 0.66 AU

Year: 135 Days

Day: 43.6 Hours

Environment

Temp: 204 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,028,670 km

• M1: 85,570 km (0.058 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.53 AU - 0.61 AU

Year: 151 Days

Day: 34.6 Hours

Environment

Temp: 244 °C

Axial Tilt: 3.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,028,670 km

• M1: 496,964 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.52 AU - 0.8 AU

Year: 188 Days

Day: 25.5 Hours

Environment

Temp: 223 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.1 AU - 1.52 AU

Year: 525 Days

Day: 42.9 Hours

Environment

Temp: 29 °C

Axial Tilt: 13.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,028,670 km

• M1: 114,742 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.46 AU - 2.76 AU

Year: 1475 Days

Day: 30.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.31 AU - 3.09 AU

Year: 1552 Days

Day: 26.5 Hours

Environment

Temp: -87 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.6

Radius: 11.4

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 7.86 AU - 8.88 AU

Year: 8472 Days

Day: 12.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,028,670 km

• M1: 142,417 km (0.102 R)
• M2: 601,982 km (0.113 R)
• M3: 1,027,289 km (0.079 R)
• M4: 2,219,883 km (0.082 R)
• M5: 2,926,583 km (0.064 R)
• M6: 4,224,943 km (0.103 R)
• M7: 5,514,626 km (0.081 R)
• M8: 6,912,768 km (0.111 R)
• M9: 11,471,015 km (0.117 R)
• M10: 13,193,036 km (0.107 R)
• M11: 15,256,140 km (0.076 R)
• M12: 15,729,019 km (0.117 R)
• M13: 16,211,622 km (0.099 R)
• M14: 18,374,209 km (0.1 R)
• M15: 19,455,801 km (0.071 R)
• M16: 20,082,467 km (0.086 R)
• M17: 20,507,774 km (0.083 R)
• M18: 21,229,883 km (0.059 R)
• M19: 25,840,339 km (0.113 R)
• M20: 27,025,005 km (0.062 R)
• M21: 28,157,012 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.8

Radius: 13.8

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 8.11 AU - 12.85 AU

Year: 11869 Days

Day: 8.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,028,670 km

• M1: 171,738 km (0.1 R)
• M2: 1,133,802 km (0.107 R)
• M3: 1,709,904 km (0.066 R)
• M4: 3,343,064 km (0.036 R)
• M5: 3,901,512 km (0.089 R)
• M6: 4,711,136 km (0.043 R)
• M7: 5,850,025 km (0.075 R)
• M8: 6,625,091 km (0.084 R)
• M9: 7,467,627 km (0.101 R)
• M10: 8,145,604 km (0.086 R)
• M11: 9,572,917 km (0.099 R)
• M12: 11,161,048 km (0.109 R)
• M13: 19,629,784 km (0.103 R)
• M14: 21,997,469 km (0.108 R)
• M15: 22,455,987 km (0.108 R)
• M16: 24,648,044 km (0.085 R)
• M17: 25,442,858 km (0.091 R)
• M18: 25,948,199 km (0.108 R)
• M19: 29,343,323 km (0.03 R)
• M20: 30,803,398 km (0.108 R)
• M21: 35,852,476 km (0.111 R)
• M22: 38,044,384 km (0.089 R)
• M23: 48,169,318 km (0.112 R)
• M24: 48,632,772 km (0.045 R)
• M25: 53,929,584 km (0.046 R)
• M26: 57,840,820 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.7

Radius: 3.1

Gravity: 31.08 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 16.56 AU - 21.52 AU

Year: 29065 Days

Day: 20.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,028,670 km

• M1: 41,738 km (0.059 R)
• M2: 212,579 km (0.118 R)
• M3: 484,548 km (0.12 R)
• M4: 587,172 km (0.075 R)
• M5: 974,481 km (0.092 R)
• M6: 3,404,997 km (0.106 R)
• M7: 6,128,875 km (0.097 R)
• M8: 11,179,150 km (0.118 R)
• M9: 16,020,436 km (0.112 R)
• M10: 20,546,220 km (0.119 R)
• M11: 36,935,714 km (0.11 R)
• M12: 45,799,239 km (0.063 R)
• M13: 50,117,680 km (0.115 R)
• M14: 52,199,335 km (0.107 R)
• M15: 52,728,612 km (0.085 R)
• M16: 53,977,305 km (0.091 R)
• M17: 57,653,823 km (0.097 R)
• M18: 58,978,961 km (0.043 R)
• M19: 60,518,173 km (0.112 R)
• M20: 66,115,826 km (0.052 R)
• M21: 66,321,972 km (0.089 R)
• M22: 69,039,866 km (0.096 R)
• M23: 71,831,063 km (0.054 R)
• M24: 73,144,383 km (0.091 R)

Kuiper Belt

Range: 31.4 - 60.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 10,723 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit