🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.4 AU - 0.64 AU

Year: 132 Days

Day: 16.5 Hours

Environment

Temp: 189 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 92,618,792 km

• M1: 190,139 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.58 AU - 0.64 AU

Year: 168 Days

Day: 15.8 Hours

Environment

Temp: 217 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.09 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.34 AU - 1.8 AU

Year: 695 Days

Day: 18.3 Hours

Environment

Temp: -22 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,618,792 km

• M1: 459,415 km (0.087 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.38 AU - 2.2 AU

Year: 846 Days

Day: 37 Hours

Environment

Temp: -45 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.2

Radius: 13.2

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 7.27 AU - 10.65 AU

Year: 9470 Days

Day: 7 Hours

Environment

Temp: -169 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 92,618,792 km

• M1: 164,109 km (0.094 R)
• M2: 624,721 km (0.117 R)
• M3: 1,348,924 km (0.053 R)
• M4: 1,765,105 km (0.093 R)
• M5: 3,207,528 km (0.078 R)
• M6: 3,732,018 km (0.1 R)
• M7: 5,039,354 km (0.044 R)
• M8: 5,476,928 km (0.113 R)
• M9: 6,035,825 km (0.053 R)
• M10: 6,632,422 km (0.052 R)
• M11: 10,884,442 km (0.074 R)
• M12: 11,720,096 km (0.085 R)
• M13: 13,189,296 km (0.086 R)
• M14: 14,543,456 km (0.12 R)
• M15: 15,496,395 km (0.079 R)
• M16: 16,301,082 km (0.12 R)
• M17: 16,809,864 km (0.117 R)
• M18: 18,061,101 km (0.112 R)
• M19: 19,373,523 km (0.041 R)
• M20: 20,016,943 km (0.1 R)
• M21: 25,264,238 km (0.037 R)
• M22: 29,543,186 km (0.1 R)
• M23: 30,973,790 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 354.5

Radius: 7.5

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 17.53 AU - 18.95 AU

Year: 27507 Days

Day: 18.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 92,618,792 km

• M1: 93,349 km (0.055 R)
• M2: 477,217 km (0.036 R)
• M3: 792,121 km (0.112 R)
• M4: 1,035,516 km (0.082 R)
• M5: 1,767,499 km (0.102 R)
• M6: 2,731,657 km (0.08 R)
• M7: 5,068,825 km (0.075 R)
• M8: 6,261,568 km (0.114 R)
• M9: 6,742,526 km (0.11 R)
• M10: 8,916,332 km (0.034 R)
• M11: 10,887,733 km (0.069 R)
• M12: 11,263,523 km (0.051 R)
• M13: 14,438,289 km (0.102 R)
• M14: 22,889,521 km (0.113 R)
• M15: 23,923,991 km (0.09 R)
• M16: 28,139,958 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 522.4

Radius: 6.2

Gravity: 13.59 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 15.35 AU - 23.95 AU

Year: 30757 Days

Day: 16.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 92,618,792 km

• M1: 77,342 km (0.05 R)
• M2: 271,221 km (0.112 R)
• M3: 828,623 km (0.098 R)
• M4: 1,217,876 km (0.053 R)
• M5: 1,684,921 km (0.03 R)
• M6: 2,152,414 km (0.092 R)
• M7: 2,357,513 km (0.12 R)
• M8: 2,677,054 km (0.025 R)
• M9: 3,433,122 km (0.112 R)
• M10: 3,977,209 km (0.094 R)
• M11: 4,394,737 km (0.11 R)
• M12: 5,035,764 km (0.063 R)
• M13: 6,548,946 km (0.036 R)
• M14: 8,851,856 km (0.111 R)
• M15: 9,994,933 km (0.118 R)
• M16: 10,311,482 km (0.101 R)
• M17: 11,031,347 km (0.115 R)
• M18: 16,155,373 km (0.101 R)
• M19: 18,414,750 km (0.094 R)
• M20: 19,866,896 km (0.09 R)
• M21: 22,670,361 km (0.116 R)
• M22: 24,679,161 km (0.117 R)
• M23: 25,025,031 km (0.06 R)
• M24: 25,608,911 km (0.115 R)
• M25: 25,963,458 km (0.106 R)
• M26: 27,169,068 km (0.088 R)
• M27: 27,910,176 km (0.082 R)
• M28: 34,762,207 km (0.065 R)
• M29: 36,374,124 km (0.108 R)
• M30: 46,400,323 km (0.104 R)
• M31: 47,458,429 km (0.086 R)
• M32: 49,806,068 km (0.115 R)
• M33: 51,101,585 km (0.108 R)
• M34: 54,926,953 km (0.111 R)
• M35: 55,714,286 km (0.098 R)
• M36: 56,309,686 km (0.046 R)
• M37: 62,072,794 km (0.073 R)
• M38: 66,421,903 km (0.042 R)
• M39: 70,043,967 km (0.113 R)
• M40: 86,114,369 km (0.037 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 11,611 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit