🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.45 AU - 0.61 AU

Year: 134 Days

Day: 25.5 Hours

Environment

Temp: 284 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 50,427,410 km

• M1: 10,023 km (0.107 R)
• M2: 87,216 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.9 AU - 0.98 AU

Year: 317 Days

Day: 16.1 Hours

Environment

Temp: 130 °C

Axial Tilt: 27.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,427,410 km

• M1: 223,649 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.22 AU - 1.94 AU

Year: 692 Days

Day: 23.4 Hours

Environment

Temp: -13 °C

Axial Tilt: 36.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.56 AU - 1.64 AU

Year: 705 Days

Day: 19 Hours

Environment

Temp: -5 °C

Axial Tilt: 6.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.4 AU - 2.28 AU

Year: 869 Days

Day: 15.6 Hours

Environment

Temp: -32 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.6

Radius: 12.9

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.32 AU - 7.02 AU

Year: 5999 Days

Day: 14.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 50,427,410 km

• M1: 160,369 km (0.114 R)
• M2: 713,582 km (0.03 R)
• M3: 2,056,971 km (0.045 R)
• M4: 2,630,828 km (0.033 R)
• M5: 3,331,096 km (0.046 R)
• M6: 4,327,118 km (0.071 R)
• M7: 4,745,244 km (0.077 R)
• M8: 5,277,065 km (0.101 R)
• M9: 6,133,214 km (0.068 R)
• M10: 10,233,242 km (0.087 R)
• M11: 11,124,397 km (0.033 R)
• M12: 11,713,364 km (0.087 R)
• M13: 16,436,617 km (0.113 R)
• M14: 17,331,213 km (0.081 R)
• M15: 17,856,750 km (0.104 R)
• M16: 19,357,216 km (0.113 R)
• M17: 19,923,145 km (0.087 R)
• M18: 20,354,885 km (0.097 R)
• M19: 23,875,222 km (0.109 R)
• M20: 27,250,299 km (0.066 R)
• M21: 28,141,304 km (0.116 R)
• M22: 29,794,062 km (0.096 R)
• M23: 34,413,494 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864

Radius: 14.1

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 7.67 AU - 9.71 AU

Year: 8921 Days

Day: 14.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,427,410 km

• M1: 179,368 km (0.068 R)
• M2: 691,441 km (0.073 R)
• M3: 1,213,837 km (0.085 R)
• M4: 1,925,325 km (0.112 R)
• M5: 2,717,296 km (0.076 R)
• M6: 3,399,312 km (0.118 R)
• M7: 4,057,393 km (0.103 R)
• M8: 6,745,069 km (0.101 R)
• M9: 7,456,855 km (0.056 R)
• M10: 8,483,546 km (0.096 R)
• M11: 12,018,843 km (0.108 R)
• M12: 13,985,755 km (0.118 R)
• M13: 16,021,334 km (0.073 R)
• M14: 25,307,023 km (0.066 R)
• M15: 26,831,724 km (0.07 R)
• M16: 33,321,280 km (0.085 R)
• M17: 34,228,292 km (0.103 R)
• M18: 36,687,681 km (0.102 R)
• M19: 40,402,196 km (0.073 R)
• M20: 46,997,218 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.6

Radius: 5.3

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 16.56 AU - 18.94 AU

Year: 26043 Days

Day: 18.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,427,410 km

• M1: 65,973 km (0.054 R)
• M2: 552,615 km (0.097 R)
• M3: 7,188,028 km (0.115 R)
• M4: 7,777,743 km (0.12 R)
• M5: 8,399,172 km (0.042 R)
• M6: 8,815,803 km (0.091 R)
• M7: 10,461,828 km (0.034 R)
• M8: 11,329,196 km (0.071 R)
• M9: 17,863,332 km (0.05 R)
• M10: 20,308,509 km (0.116 R)
• M11: 21,227,339 km (0.097 R)
• M12: 23,417,751 km (0.089 R)
• M13: 27,128,527 km (0.104 R)
• M14: 28,861,917 km (0.095 R)
• M15: 31,432,906 km (0.073 R)
• M16: 43,792,383 km (0.1 R)

Kuiper Belt

Range: 31.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 201 - 15,978 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit