🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.48 AU - 0.78 AU

Year: 180 Days

Day: 15.1 Hours

Environment

Temp: 170 °C

Axial Tilt: 36.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.89 AU - 1.05 AU

Year: 344 Days

Day: 20.8 Hours

Environment

Temp: 85 °C

Axial Tilt: 13 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,828,402 km

• M1: 634,445 km (0.046 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.01 AU - 1.63 AU

Year: 546 Days

Day: 24.4 Hours

Environment

Temp: -2 °C

Axial Tilt: 35.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.83 AU - 3.49 AU

Year: 2022 Days

Day: 20.4 Hours

Environment

Temp: -104 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.17 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.2

Radius: 14.4

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 4.1 AU - 6.26 AU

Year: 4243 Days

Day: 6.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,828,402 km

• M1: 179,069 km (0.095 R)
• M2: 807,978 km (0.085 R)
• M3: 1,386,174 km (0.03 R)
• M4: 1,921,734 km (0.063 R)
• M5: 2,717,894 km (0.11 R)
• M6: 3,823,273 km (0.05 R)
• M7: 4,381,422 km (0.103 R)
• M8: 4,829,767 km (0.042 R)
• M9: 6,911,571 km (0.097 R)
• M10: 9,610,915 km (0.096 R)
• M11: 10,530,493 km (0.06 R)
• M12: 12,768,777 km (0.075 R)
• M13: 13,316,754 km (0.064 R)
• M14: 14,216,585 km (0.084 R)
• M15: 15,105,944 km (0.075 R)
• M16: 15,771,206 km (0.065 R)
• M17: 17,160,372 km (0.111 R)
• M18: 17,828,326 km (0.118 R)
• M19: 18,340,699 km (0.065 R)
• M20: 20,058,980 km (0.082 R)
• M21: 21,496,316 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.1

Radius: 14.8

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 8.04 AU - 9.94 AU

Year: 9701 Days

Day: 10.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,828,402 km

• M1: 184,155 km (0.076 R)
• M2: 669,750 km (0.043 R)
• M3: 1,321,398 km (0.032 R)
• M4: 2,782,520 km (0.095 R)
• M5: 3,260,186 km (0.092 R)
• M6: 5,175,039 km (0.098 R)
• M7: 8,554,006 km (0.059 R)
• M8: 13,350,712 km (0.095 R)
• M9: 14,220,923 km (0.115 R)
• M10: 15,420,249 km (0.116 R)
• M11: 19,838,024 km (0.118 R)
• M12: 20,612,791 km (0.084 R)
• M13: 21,775,765 km (0.1 R)
• M14: 22,373,409 km (0.056 R)
• M15: 23,758,236 km (0.12 R)
• M16: 26,276,268 km (0.074 R)
• M17: 27,469,759 km (0.046 R)
• M18: 28,521,432 km (0.073 R)
• M19: 29,327,615 km (0.061 R)
• M20: 30,426,113 km (0.105 R)
• M21: 30,985,459 km (0.1 R)
• M22: 31,933,161 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.7

Radius: 13.2

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 8.38 AU - 12.16 AU

Year: 11845 Days

Day: 11.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,828,402 km

• M1: 164,258 km (0.084 R)
• M2: 820,096 km (0.119 R)
• M3: 1,574,368 km (0.032 R)
• M4: 2,106,188 km (0.116 R)
• M5: 2,736,444 km (0.107 R)
• M6: 3,416,367 km (0.113 R)
• M7: 3,849,901 km (0.087 R)
• M8: 4,466,244 km (0.1 R)
• M9: 5,345,132 km (0.073 R)
• M10: 8,361,025 km (0.115 R)
• M11: 10,786,455 km (0.074 R)
• M12: 13,459,919 km (0.05 R)
• M13: 18,411,010 km (0.104 R)
• M14: 19,194,155 km (0.094 R)
• M15: 23,265,461 km (0.081 R)
• M16: 24,835,790 km (0.077 R)
• M17: 25,406,655 km (0.103 R)
• M18: 29,332,702 km (0.076 R)
• M19: 29,756,961 km (0.114 R)
• M20: 32,164,141 km (0.1 R)
• M21: 32,615,328 km (0.082 R)
• M22: 33,185,296 km (0.104 R)
• M23: 36,500,833 km (0.051 R)
• M24: 43,921,336 km (0.068 R)
• M25: 44,756,541 km (0.029 R)
• M26: 48,351,079 km (0.099 R)
• M27: 48,943,487 km (0.105 R)
• M28: 50,597,740 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.3

Radius: 7.5

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 12.79 AU - 14.53 AU

Year: 18170 Days

Day: 24.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,828,402 km

• M1: 141,968 km (0.109 R)
• M2: 405,111 km (0.109 R)
• M3: 844,779 km (0.115 R)
• M4: 1,504,207 km (0.09 R)
• M5: 2,388,330 km (0.115 R)
• M6: 3,737,703 km (0.081 R)
• M7: 5,430,403 km (0.04 R)
• M8: 10,083,345 km (0.063 R)
• M9: 11,663,697 km (0.091 R)
• M10: 20,803,678 km (0.078 R)
• M11: 43,063,692 km (0.08 R)
• M12: 49,685,791 km (0.072 R)
• M13: 51,673,349 km (0.12 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 12,892 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit