🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.6 AU - 0.86 AU

Year: 230 Days

Day: 36.8 Hours

Environment

Temp: 109 °C

Axial Tilt: 15.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.89 AU - 1.21 AU

Year: 397 Days

Day: 42.7 Hours

Environment

Temp: 27 °C

Axial Tilt: 34.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.76 AU - 2.44 AU

Year: 1123 Days

Day: 22.4 Hours

Environment

Temp: -70 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.26 AU - 4.38 AU

Year: 2755 Days

Day: 47.5 Hours

Environment

Temp: -116 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.36 AU - 4.42 AU

Year: 2831 Days

Day: 24.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 163.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.32 AU - 4.5 AU

Year: 2853 Days

Day: 19.1 Hours

Environment

Temp: -116 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.2 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.2

Radius: 9.4

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 9.99 AU - 10.97 AU

Year: 12518 Days

Day: 14.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 104,763,876 km

• M1: 116,986 km (0.119 R)
• M2: 540,048 km (0.085 R)
• M3: 930,499 km (0.045 R)
• M4: 1,643,333 km (0.106 R)
• M5: 3,581,523 km (0.109 R)
• M6: 4,699,168 km (0.076 R)
• M7: 5,268,538 km (0.119 R)
• M8: 5,661,083 km (0.114 R)
• M9: 6,227,610 km (0.079 R)
• M10: 7,518,191 km (0.109 R)
• M11: 8,109,551 km (0.112 R)
• M12: 8,488,482 km (0.092 R)
• M13: 10,016,475 km (0.105 R)
• M14: 11,960,649 km (0.06 R)
• M15: 13,150,550 km (0.063 R)
• M16: 13,476,375 km (0.113 R)
• M17: 15,329,892 km (0.102 R)
• M18: 28,262,927 km (0.102 R)
• M19: 29,025,577 km (0.111 R)
• M20: 30,251,681 km (0.117 R)
• M21: 35,881,049 km (0.082 R)
• M22: 42,030,270 km (0.073 R)
• M23: 46,247,733 km (0.107 R)
• M24: 48,691,265 km (0.113 R)
• M25: 52,352,672 km (0.042 R)
• M26: 54,000,343 km (0.103 R)
• M27: 54,334,096 km (0.12 R)
• M28: 55,852,515 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 730.8

Radius: 4

Gravity: 45.68 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 15.79 AU - 22.81 AU

Year: 31283 Days

Day: 24.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 104,763,876 km

• M1: 49,966 km (0.109 R)
• M2: 285,134 km (0.116 R)
• M3: 470,635 km (0.081 R)
• M4: 1,745,508 km (0.119 R)
• M5: 2,065,348 km (0.065 R)
• M6: 2,423,037 km (0.097 R)
• M7: 3,480,993 km (0.059 R)
• M8: 3,951,329 km (0.04 R)
• M9: 4,500,951 km (0.116 R)
• M10: 6,309,141 km (0.109 R)
• M11: 7,480,043 km (0.054 R)
• M12: 8,788,426 km (0.115 R)
• M13: 10,308,789 km (0.081 R)
• M14: 10,646,282 km (0.087 R)
• M15: 12,369,201 km (0.072 R)
• M16: 16,630,197 km (0.092 R)
• M17: 18,242,862 km (0.07 R)
• M18: 21,229,434 km (0.086 R)
• M19: 23,701,090 km (0.068 R)
• M20: 24,885,456 km (0.082 R)
• M21: 26,233,183 km (0.072 R)
• M22: 32,685,489 km (0.079 R)
• M23: 33,412,984 km (0.104 R)
• M24: 33,854,447 km (0.097 R)
• M25: 35,659,644 km (0.092 R)
• M26: 36,585,954 km (0.079 R)
• M27: 38,005,189 km (0.088 R)
• M28: 39,624,736 km (0.071 R)
• M29: 41,798,094 km (0.062 R)
• M30: 42,139,327 km (0.1 R)
• M31: 44,758,187 km (0.115 R)
• M32: 45,835,591 km (0.114 R)
• M33: 46,380,576 km (0.055 R)
• M34: 53,262,227 km (0.081 R)
• M35: 59,707,801 km (0.025 R)
• M36: 60,140,588 km (0.096 R)
• M37: 61,451,664 km (0.096 R)
• M38: 61,672,021 km (0.114 R)
• M39: 67,822,289 km (0.054 R)
• M40: 71,897,185 km (0.07 R)
• M41: 73,621,451 km (0.054 R)
• M42: 77,923,287 km (0.108 R)
• M43: 79,742,247 km (0.114 R)
• M44: 84,277,307 km (0.065 R)
• M45: 95,324,212 km (0.117 R)
• M46: 97,703,566 km (0.041 R)
• M47: 98,003,659 km (0.092 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: 369 - 15,172 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit