🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.57 AU - 0.71 AU

Year: 189 Days

Day: 38.9 Hours

Environment

Temp: 200 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.6 AU - 0.82 AU

Year: 221 Days

Day: 29.6 Hours

Environment

Temp: 102 °C

Axial Tilt: 0.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.05 AU - 1.09 AU

Year: 408 Days

Day: 31.4 Hours

Environment

Temp: 20 °C

Axial Tilt: 18.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.46 AU - 1.58 AU

Year: 691 Days

Day: 29.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 41.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.59 AU - 2.73 AU

Year: 1601 Days

Day: 28 Hours

Environment

Temp: -88 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,390,335 km

• M1: 398,678 km (0.033 R)

Asteroid Belt

Center: 4.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.9

Radius: 11.1

Gravity: 7.34 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 5.35 AU - 6.71 AU

Year: 5463 Days

Day: 9 Hours

Environment

Temp: -153 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,390,335 km

• M1: 141,071 km (0.086 R)
• M2: 609,911 km (0.117 R)
• M3: 956,828 km (0.094 R)
• M4: 2,135,210 km (0.05 R)
• M5: 2,657,606 km (0.098 R)
• M6: 4,434,380 km (0.082 R)
• M7: 4,890,504 km (0.098 R)
• M8: 5,437,284 km (0.066 R)
• M9: 6,024,456 km (0.114 R)
• M10: 6,861,007 km (0.097 R)
• M11: 7,811,402 km (0.099 R)
• M12: 8,398,424 km (0.058 R)
• M13: 10,063,150 km (0.053 R)
• M14: 11,239,737 km (0.106 R)
• M15: 11,886,748 km (0.073 R)
• M16: 17,722,860 km (0.12 R)
• M17: 21,328,767 km (0.039 R)
• M18: 27,657,505 km (0.092 R)
• M19: 30,333,811 km (0.095 R)
• M20: 30,908,416 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.8

Radius: 3.7

Gravity: 13.35 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 15.25 AU - 18.31 AU

Year: 25361 Days

Day: 22.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 57,390,335 km

• M1: 46,076 km (0.094 R)
• M2: 187,147 km (0.11 R)
• M3: 439,369 km (0.114 R)
• M4: 762,052 km (0.109 R)
• M5: 1,578,856 km (0.118 R)
• M6: 2,014,485 km (0.077 R)
• M7: 2,240,677 km (0.079 R)
• M8: 2,380,401 km (0.064 R)
• M9: 2,880,657 km (0.092 R)
• M10: 3,118,667 km (0.053 R)
• M11: 3,369,692 km (0.055 R)
• M12: 3,526,770 km (0.084 R)
• M13: 4,355,542 km (0.113 R)
• M14: 5,664,224 km (0.065 R)
• M15: 6,792,491 km (0.104 R)
• M16: 7,085,853 km (0.048 R)
• M17: 7,343,909 km (0.099 R)
• M18: 7,970,275 km (0.108 R)
• M19: 9,380,086 km (0.117 R)
• M20: 10,665,730 km (0.11 R)
• M21: 19,884,250 km (0.047 R)
• M22: 20,744,138 km (0.036 R)
• M23: 24,238,146 km (0.088 R)
• M24: 24,432,175 km (0.091 R)
• M25: 29,077,189 km (0.105 R)
• M26: 36,647,589 km (0.119 R)
• M27: 39,391,663 km (0.052 R)
• M28: 43,401,633 km (0.111 R)
• M29: 45,284,323 km (0.093 R)
• M30: 50,149,096 km (0.05 R)
• M31: 51,257,766 km (0.078 R)
• M32: 52,707,070 km (0.074 R)
• M33: 55,350,614 km (0.099 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 222 - 19,074 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit