🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.58 AU - 0.64 AU

Year: 183 Days

Day: 18.5 Hours

Environment

Temp: 163 °C

Axial Tilt: 8.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,343,096 km

• M1: 33,360 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.58 AU - 0.8 AU

Year: 221 Days

Day: 14.1 Hours

Environment

Temp: 117 °C

Axial Tilt: 25.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.78 AU - 1.26 AU

Year: 397 Days

Day: 17.7 Hours

Environment

Temp: 14 °C

Axial Tilt: 23 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 75,343,096 km

• M1: 40,840 km (0.075 R)
• M2: 553,811 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.18 AU - 1.18 AU

Year: 494 Days

Day: 35.5 Hours

Environment

Temp: -36 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.47 AU - 2.31 AU

Year: 1000 Days

Day: 41.9 Hours

Environment

Temp: -87 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,343,096 km

• M1: 21,841 km (0.07 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.63 AU - 2.63 AU

Year: 1197 Days

Day: 26.4 Hours

Environment

Temp: -90 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.73 AU - 3.51 AU

Year: 2122 Days

Day: 22.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,343,096 km

• M1: 42,935 km (0.045 R)

Asteroid Belt

Center: 4.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.8

Radius: 11

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.3 AU - 6.14 AU

Year: 5267 Days

Day: 11.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,343,096 km

• M1: 137,032 km (0.116 R)
• M2: 714,928 km (0.093 R)
• M3: 2,494,844 km (0.091 R)
• M4: 2,963,983 km (0.066 R)
• M5: 5,606,330 km (0.089 R)
• M6: 6,002,016 km (0.025 R)
• M7: 6,351,178 km (0.078 R)
• M8: 8,701,510 km (0.093 R)
• M9: 10,005,106 km (0.117 R)
• M10: 11,338,621 km (0.07 R)
• M11: 12,996,315 km (0.091 R)
• M12: 13,746,249 km (0.116 R)
• M13: 20,390,788 km (0.093 R)
• M14: 22,373,110 km (0.061 R)
• M15: 24,642,060 km (0.081 R)
• M16: 25,294,008 km (0.076 R)
• M17: 26,717,731 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 465.6

Radius: 13.3

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.43 AU - 11.53 AU

Year: 11238 Days

Day: 12.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,343,096 km

• M1: 165,605 km (0.082 R)
• M2: 642,074 km (0.061 R)
• M3: 2,196,097 km (0.095 R)
• M4: 3,504,181 km (0.1 R)
• M5: 4,497,510 km (0.063 R)
• M6: 5,941,728 km (0.06 R)
• M7: 7,154,817 km (0.091 R)
• M8: 10,117,154 km (0.114 R)
• M9: 12,515,657 km (0.1 R)
• M10: 14,563,353 km (0.1 R)
• M11: 15,733,806 km (0.051 R)
• M12: 23,230,605 km (0.085 R)
• M13: 29,035,301 km (0.108 R)
• M14: 30,260,657 km (0.057 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 477.3

Radius: 5.3

Gravity: 16.99 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 11.71 AU - 19.39 AU

Year: 23608 Days

Day: 24.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,343,096 km

• M1: 65,973 km (0.109 R)
• M2: 803,640 km (0.103 R)
• M3: 1,736,233 km (0.085 R)
• M4: 3,184,041 km (0.119 R)
• M5: 12,727,338 km (0.116 R)
• M6: 14,601,949 km (0.095 R)
• M7: 15,842,863 km (0.054 R)
• M8: 16,735,663 km (0.11 R)
• M9: 18,356,108 km (0.104 R)
• M10: 18,978,584 km (0.034 R)
• M11: 21,511,725 km (0.078 R)
• M12: 25,996,819 km (0.117 R)
• M13: 26,219,420 km (0.065 R)
• M14: 31,570,087 km (0.097 R)
• M15: 36,759,338 km (0.108 R)
• M16: 40,816,732 km (0.033 R)
• M17: 41,117,424 km (0.074 R)
• M18: 59,451,241 km (0.109 R)
• M19: 66,043,870 km (0.12 R)
• M20: 74,892,284 km (0.091 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 14,929 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit