🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.57 AU - 0.67 AU

Year: 180 Days

Day: 16.9 Hours

Environment

Temp: 185 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,911,913 km

• M1: 166,054 km (0.04 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.7 AU - 0.86 AU

Year: 254 Days

Day: 23.9 Hours

Environment

Temp: 139 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.97 AU - 1.43 AU

Year: 485 Days

Day: 40.1 Hours

Environment

Temp: 4 °C

Axial Tilt: 35.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.39 AU - 2.09 AU

Year: 847 Days

Day: 41.1 Hours

Environment

Temp: -65 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.19 AU - 3.39 AU

Year: 2202 Days

Day: 29.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.3

Radius: 9.4

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 5.28 AU - 6.18 AU

Year: 5061 Days

Day: 10.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 169.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,911,913 km

• M1: 119,678 km (0.108 R)
• M2: 803,789 km (0.074 R)
• M3: 1,195,586 km (0.109 R)
• M4: 1,858,604 km (0.074 R)
• M5: 2,202,529 km (0.05 R)
• M6: 2,832,336 km (0.107 R)
• M7: 4,312,159 km (0.06 R)
• M8: 5,094,107 km (0.079 R)
• M9: 6,723,228 km (0.071 R)
• M10: 7,030,502 km (0.052 R)
• M11: 12,198,958 km (0.117 R)
• M12: 13,222,058 km (0.094 R)
• M13: 18,603,094 km (0.059 R)
• M14: 20,082,916 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.1

Radius: 10.1

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 5.08 AU - 6.5 AU

Year: 5140 Days

Day: 12.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,911,913 km

• M1: 125,961 km (0.085 R)
• M2: 517,309 km (0.081 R)
• M3: 851,212 km (0.094 R)
• M4: 1,452,595 km (0.117 R)
• M5: 1,972,298 km (0.111 R)
• M6: 2,506,812 km (0.115 R)
• M7: 3,259,139 km (0.106 R)
• M8: 4,009,073 km (0.111 R)
• M9: 5,133,900 km (0.076 R)
• M10: 6,400,545 km (0.099 R)
• M11: 8,262,889 km (0.044 R)
• M12: 10,147,972 km (0.083 R)
• M13: 15,355,623 km (0.08 R)
• M14: 16,297,342 km (0.096 R)
• M15: 18,180,779 km (0.12 R)
• M16: 19,474,202 km (0.11 R)
• M17: 21,080,584 km (0.065 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 758.9

Radius: 6.1

Gravity: 20.4 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 10.83 AU - 16.79 AU

Year: 18935 Days

Day: 24.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,911,913 km

• M1: 76,145 km (0.064 R)
• M2: 321,635 km (0.106 R)
• M3: 788,231 km (0.11 R)
• M4: 1,568,534 km (0.114 R)
• M5: 1,812,977 km (0.11 R)
• M6: 2,164,681 km (0.062 R)
• M7: 3,271,855 km (0.117 R)
• M8: 4,171,836 km (0.092 R)
• M9: 4,643,967 km (0.058 R)
• M10: 7,172,320 km (0.082 R)
• M11: 7,849,251 km (0.054 R)
• M12: 8,203,349 km (0.09 R)
• M13: 8,515,260 km (0.111 R)
• M14: 11,112,429 km (0.099 R)
• M15: 14,120,094 km (0.1 R)
• M16: 14,417,944 km (0.026 R)
• M17: 15,258,384 km (0.11 R)
• M18: 15,969,872 km (0.103 R)
• M19: 17,373,998 km (0.105 R)
• M20: 17,630,109 km (0.074 R)
• M21: 20,710,628 km (0.102 R)
• M22: 28,975,312 km (0.11 R)
• M23: 32,069,146 km (0.103 R)
• M24: 42,969,445 km (0.093 R)
• M25: 43,752,141 km (0.098 R)
• M26: 48,480,332 km (0.068 R)
• M27: 52,286,401 km (0.104 R)
• M28: 52,999,085 km (0.078 R)
• M29: 56,100,697 km (0.104 R)
• M30: 56,660,343 km (0.085 R)
• M31: 57,601,314 km (0.116 R)
• M32: 65,301,266 km (0.076 R)
• M33: 71,233,868 km (0.109 R)
• M34: 72,329,673 km (0.072 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 10,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit