🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.54 AU - 0.58 AU

Year: 160 Days

Day: 41 Hours

Environment

Temp: 134 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.52 AU - 0.64 AU

Year: 168 Days

Day: 39.9 Hours

Environment

Temp: 154 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.9 AU - 1.36 AU

Year: 457 Days

Day: 30.4 Hours

Environment

Temp: -5 °C

Axial Tilt: 7.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 50,554,645 km

• M1: 52,509 km (0.109 R)
• M2: 526,734 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.3 AU - 1.78 AU

Year: 728 Days

Day: 41.1 Hours

Environment

Temp: -55 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,554,645 km

• M1: 214,374 km (0.079 R)
• M2: 883,824 km (0.074 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.93 AU - 2.47 AU

Year: 1243 Days

Day: 31.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.41 AU - 2.85 AU

Year: 1624 Days

Day: 41 Hours

Environment

Temp: -106 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.72 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.2

Radius: 13.6

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.2 AU - 5.4 AU

Year: 4005 Days

Day: 12 Hours

Environment

Temp: -151 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,554,645 km

• M1: 169,195 km (0.107 R)
• M2: 817,403 km (0.119 R)
• M3: 1,520,962 km (0.059 R)
• M4: 2,109,928 km (0.081 R)
• M5: 2,674,960 km (0.1 R)
• M6: 3,564,468 km (0.056 R)
• M7: 4,159,868 km (0.094 R)
• M8: 4,643,069 km (0.044 R)
• M9: 7,065,059 km (0.095 R)
• M10: 8,118,976 km (0.081 R)
• M11: 11,817,484 km (0.064 R)
• M12: 13,403,820 km (0.04 R)
• M13: 14,194,594 km (0.062 R)
• M14: 14,628,877 km (0.062 R)
• M15: 15,071,985 km (0.1 R)
• M16: 16,694,374 km (0.104 R)
• M17: 17,424,113 km (0.095 R)
• M18: 17,859,592 km (0.107 R)
• M19: 19,674,962 km (0.057 R)
• M20: 23,745,670 km (0.057 R)
• M21: 25,297,898 km (0.025 R)
• M22: 26,999,573 km (0.103 R)
• M23: 27,499,529 km (0.112 R)
• M24: 29,210,779 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.5

Radius: 14.6

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.56 AU - 9.22 AU

Year: 9254 Days

Day: 12.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,554,645 km

• M1: 181,612 km (0.101 R)
• M2: 1,056,011 km (0.092 R)
• M3: 1,513,781 km (0.117 R)
• M4: 2,362,450 km (0.104 R)
• M5: 3,276,343 km (0.094 R)
• M6: 7,467,926 km (0.103 R)
• M7: 9,387,865 km (0.036 R)
• M8: 11,030,449 km (0.051 R)
• M9: 11,768,864 km (0.108 R)
• M10: 13,018,605 km (0.119 R)
• M11: 15,116,416 km (0.116 R)
• M12: 16,655,928 km (0.066 R)
• M13: 17,365,620 km (0.103 R)
• M14: 18,983,970 km (0.039 R)
• M15: 21,978,470 km (0.096 R)
• M16: 24,690,081 km (0.091 R)
• M17: 27,617,861 km (0.06 R)
• M18: 29,351,102 km (0.081 R)
• M19: 30,292,073 km (0.107 R)
• M20: 32,234,152 km (0.091 R)
• M21: 34,257,912 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 221.3

Radius: 7.8

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 11.57 AU - 15.59 AU

Year: 19057 Days

Day: 18.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,554,645 km

• M1: 99,183 km (0.06 R)
• M2: 500,704 km (0.072 R)
• M3: 2,316,523 km (0.08 R)
• M4: 3,067,205 km (0.106 R)
• M5: 3,862,019 km (0.105 R)
• M6: 4,164,954 km (0.105 R)
• M7: 5,642,383 km (0.082 R)
• M8: 6,989,063 km (0.083 R)
• M9: 8,722,902 km (0.11 R)
• M10: 9,101,385 km (0.107 R)
• M11: 11,215,352 km (0.101 R)
• M12: 12,122,514 km (0.117 R)
• M13: 12,415,726 km (0.1 R)
• M14: 12,894,888 km (0.069 R)
• M15: 21,298,847 km (0.083 R)
• M16: 39,902,539 km (0.109 R)
• M17: 42,678,627 km (0.102 R)
• M18: 43,631,865 km (0.114 R)
• M19: 50,403,412 km (0.065 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 385 - 16,183 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit