🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.57 AU - 0.59 AU

Year: 157 Days

Day: 31.9 Hours

Environment

Temp: 161 °C

Axial Tilt: 11.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.66 AU - 0.82 AU

Year: 227 Days

Day: 40.6 Hours

Environment

Temp: 115 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,741,139 km

• M1: 31,416 km (0.079 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.73 AU - 0.89 AU

Year: 260 Days

Day: 41.5 Hours

Environment

Temp: 194 °C

Axial Tilt: 47.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 74,741,139 km

• M1: 609,312 km (0.115 R)
• M2: 651,648 km (0.055 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.09 AU - 1.53 AU

Year: 534 Days

Day: 35.9 Hours

Environment

Temp: -6 °C

Axial Tilt: 132.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 74,741,139 km

• M1: 22,739 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.45 AU - 1.57 AU

Year: 661 Days

Day: 25.1 Hours

Environment

Temp: -36 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,741,139 km

• M1: 416,929 km (0.086 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.6 AU - 4.02 AU

Year: 2147 Days

Day: 23.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.1

Radius: 9

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.06 AU - 8.72 AU

Year: 7900 Days

Day: 12.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,741,139 km

• M1: 112,049 km (0.035 R)
• M2: 518,955 km (0.077 R)
• M3: 803,789 km (0.088 R)
• M4: 1,090,419 km (0.098 R)
• M5: 1,805,796 km (0.11 R)
• M6: 2,189,215 km (0.048 R)
• M7: 2,928,678 km (0.082 R)
• M8: 3,532,006 km (0.076 R)
• M9: 4,189,189 km (0.114 R)
• M10: 5,324,637 km (0.084 R)
• M11: 5,811,877 km (0.099 R)
• M12: 6,726,967 km (0.056 R)
• M13: 7,493,956 km (0.117 R)
• M14: 8,360,875 km (0.117 R)
• M15: 11,843,364 km (0.066 R)
• M16: 15,272,447 km (0.111 R)
• M17: 17,775,668 km (0.051 R)
• M18: 19,087,192 km (0.11 R)
• M19: 21,173,634 km (0.118 R)
• M20: 21,983,706 km (0.042 R)
• M21: 24,273,750 km (0.084 R)
• M22: 30,125,570 km (0.097 R)
• M23: 32,409,332 km (0.102 R)
• M24: 34,251,480 km (0.101 R)
• M25: 37,788,273 km (0.042 R)
• M26: 39,220,373 km (0.117 R)
• M27: 39,705,668 km (0.102 R)
• M28: 41,310,704 km (0.115 R)
• M29: 41,687,092 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.7

Radius: 8.5

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 11.27 AU - 11.53 AU

Year: 13720 Days

Day: 10.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,741,139 km

• M1: 138,677 km (0.097 R)
• M2: 587,920 km (0.087 R)
• M3: 1,185,563 km (0.084 R)
• M4: 1,636,152 km (0.104 R)
• M5: 2,183,680 km (0.057 R)
• M6: 2,470,609 km (0.101 R)
• M7: 3,800,235 km (0.118 R)
• M8: 4,666,257 km (0.114 R)
• M9: 5,346,927 km (0.063 R)
• M10: 9,177,081 km (0.108 R)
• M11: 14,082,545 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 578.6

Radius: 6.3

Gravity: 14.58 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 14.22 AU - 16.24 AU

Year: 21186 Days

Day: 24.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 74,741,139 km

• M1: 78,389 km (0.085 R)
• M2: 367,263 km (0.053 R)
• M3: 1,047,335 km (0.103 R)
• M4: 2,014,635 km (0.114 R)
• M5: 3,038,931 km (0.09 R)
• M6: 3,447,034 km (0.079 R)
• M7: 4,645,014 km (0.083 R)
• M8: 5,649,564 km (0.088 R)
• M9: 12,032,157 km (0.081 R)
• M10: 13,544,741 km (0.117 R)
• M11: 14,495,734 km (0.044 R)
• M12: 15,412,470 km (0.105 R)
• M13: 16,125,005 km (0.072 R)
• M14: 17,025,434 km (0.058 R)
• M15: 18,925,926 km (0.099 R)
• M16: 24,819,633 km (0.109 R)
• M17: 27,599,162 km (0.077 R)
• M18: 31,200,282 km (0.1 R)
• M19: 31,450,858 km (0.077 R)
• M20: 36,890,087 km (0.113 R)
• M21: 44,331,235 km (0.103 R)
• M22: 53,247,417 km (0.105 R)
• M23: 53,965,038 km (0.033 R)
• M24: 58,027,967 km (0.071 R)
• M25: 60,716,989 km (0.102 R)
• M26: 70,350,343 km (0.04 R)
• M27: 72,963,519 km (0.084 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 17,313 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit