🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.11 AU - 1.25 AU

Year: 478 Days

Day: 37.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 100,455,417 km

• M1: 39,943 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.12 AU - 1.4 AU

Year: 527 Days

Day: 30.3 Hours

Environment

Temp: -5 °C

Axial Tilt: 7.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 100,455,417 km

• M1: 35,006 km (0.044 R)
• M2: 143,165 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.04 AU - 2.37 AU

Year: 1216 Days

Day: 12.8 Hours

Environment

Temp: -78 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 100,455,417 km

• M1: 127,906 km (0.1 R)
• M2: 1,428,809 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.75 AU - 4.03 AU

Year: 2327 Days

Day: 40.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,455,417 km

• M1: 43,383 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3 AU - 4.72 AU

Year: 2827 Days

Day: 43.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.8

Radius: 8.9

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.75 AU - 6.27 AU

Year: 5492 Days

Day: 11.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 100,455,417 km

• M1: 110,702 km (0.117 R)
• M2: 406,757 km (0.119 R)
• M3: 707,448 km (0.102 R)
• M4: 992,283 km (0.045 R)
• M5: 1,365,978 km (0.076 R)
• M6: 2,312,185 km (0.118 R)
• M7: 3,503,283 km (0.105 R)
• M8: 3,936,369 km (0.056 R)
• M9: 4,381,572 km (0.063 R)
• M10: 5,373,256 km (0.101 R)
• M11: 7,692,173 km (0.107 R)
• M12: 8,246,732 km (0.054 R)
• M13: 8,606,665 km (0.12 R)
• M14: 9,435,586 km (0.083 R)
• M15: 11,120,956 km (0.109 R)
• M16: 11,920,856 km (0.084 R)
• M17: 13,387,663 km (0.108 R)
• M18: 14,037,217 km (0.094 R)
• M19: 14,655,355 km (0.056 R)
• M20: 16,168,089 km (0.086 R)
• M21: 16,675,824 km (0.043 R)
• M22: 17,020,049 km (0.113 R)
• M23: 18,081,595 km (0.105 R)
• M24: 18,999,229 km (0.05 R)
• M25: 20,597,383 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.9

Radius: 3.2

Gravity: 60.15 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 11.92 AU - 16.26 AU

Year: 19716 Days

Day: 22.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 100,455,417 km

• M1: 40,092 km (0.1 R)
• M2: 188,793 km (0.12 R)
• M3: 890,257 km (0.107 R)
• M4: 995,424 km (0.111 R)
• M5: 2,164,083 km (0.062 R)
• M6: 2,897,262 km (0.114 R)
• M7: 5,426,214 km (0.09 R)
• M8: 6,620,753 km (0.081 R)
• M9: 7,162,596 km (0.064 R)
• M10: 17,535,114 km (0.081 R)
• M11: 18,132,459 km (0.091 R)
• M12: 18,831,530 km (0.064 R)
• M13: 21,227,788 km (0.072 R)
• M14: 23,923,243 km (0.096 R)
• M15: 26,392,056 km (0.119 R)
• M16: 27,175,949 km (0.06 R)
• M17: 27,289,045 km (0.1 R)
• M18: 31,828,593 km (0.073 R)
• M19: 42,823,886 km (0.037 R)
• M20: 46,444,155 km (0.087 R)
• M21: 59,466,949 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.4

Radius: 4.9

Gravity: 31.3 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 14.29 AU - 22.13 AU

Year: 28968 Days

Day: 22.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 100,455,417 km

• M1: 61,335 km (0.113 R)
• M2: 247,734 km (0.115 R)
• M3: 545,583 km (0.082 R)
• M4: 3,768,071 km (0.104 R)
• M5: 3,972,123 km (0.116 R)
• M6: 4,706,050 km (0.115 R)
• M7: 5,146,167 km (0.116 R)
• M8: 5,745,605 km (0.076 R)
• M9: 7,030,950 km (0.104 R)
• M10: 7,659,561 km (0.103 R)
• M11: 7,822,323 km (0.093 R)
• M12: 8,907,805 km (0.095 R)
• M13: 9,455,483 km (0.059 R)
• M14: 10,155,003 km (0.094 R)
• M15: 11,163,741 km (0.092 R)
• M16: 15,092,181 km (0.066 R)
• M17: 22,960,880 km (0.12 R)
• M18: 31,907,580 km (0.12 R)
• M19: 33,618,381 km (0.053 R)
• M20: 42,584,530 km (0.107 R)
• M21: 46,252,370 km (0.107 R)
• M22: 58,508,924 km (0.054 R)
• M23: 76,969,152 km (0.09 R)
• M24: 81,598,009 km (0.074 R)
• M25: 88,883,575 km (0.108 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 14,718 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit