🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.52 AU - 0.6 AU

Year: 147 Days

Day: 34.8 Hours

Environment

Temp: 243 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.72 AU - 0.8 AU

Year: 232 Days

Day: 34.8 Hours

Environment

Temp: 175 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.3 AU - 2.16 AU

Year: 796 Days

Day: 36.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.73 AU - 2.73 AU

Year: 1165 Days

Day: 12.3 Hours

Environment

Temp: -64 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,154,837 km

• M1: 1,355,357 km (0.06 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.24 AU - 3.04 AU

Year: 1501 Days

Day: 13.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.64 AU - 3.2 AU

Year: 1746 Days

Day: 29.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.33 AU - 3.61 AU

Year: 1791 Days

Day: 17.7 Hours

Environment

Temp: -93 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 13.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.9

Radius: 9.4

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 10.42 AU - 15.8 AU

Year: 16607 Days

Day: 14.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 118.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 59,154,837 km

• M1: 116,986 km (0.091 R)
• M2: 508,932 km (0.112 R)
• M3: 903,272 km (0.058 R)
• M4: 1,756,578 km (0.108 R)
• M5: 2,218,237 km (0.112 R)
• M6: 4,549,870 km (0.072 R)
• M7: 5,314,315 km (0.12 R)
• M8: 5,961,625 km (0.106 R)
• M9: 7,413,322 km (0.049 R)
• M10: 8,221,600 km (0.114 R)
• M11: 11,302,119 km (0.05 R)
• M12: 13,031,471 km (0.102 R)
• M13: 14,349,877 km (0.1 R)
• M14: 15,602,759 km (0.081 R)
• M15: 16,062,024 km (0.032 R)
• M16: 16,609,104 km (0.04 R)
• M17: 18,156,843 km (0.074 R)
• M18: 21,162,564 km (0.087 R)
• M19: 22,491,441 km (0.104 R)
• M20: 24,485,132 km (0.068 R)
• M21: 25,842,434 km (0.04 R)
• M22: 28,027,610 km (0.096 R)
• M23: 30,451,694 km (0.099 R)
• M24: 34,024,241 km (0.105 R)
• M25: 39,963,575 km (0.082 R)
• M26: 49,618,323 km (0.09 R)
• M27: 50,945,704 km (0.07 R)
• M28: 52,126,480 km (0.076 R)
• M29: 57,393,821 km (0.113 R)
• M30: 58,856,141 km (0.111 R)
• M31: 61,474,702 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 139.5

Radius: 4.1

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 15.67 AU - 23.55 AU

Year: 30380 Days

Day: 24.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,154,837 km

• M1: 55,351 km (0.102 R)
• M2: 203,004 km (0.047 R)
• M3: 341,382 km (0.088 R)
• M4: 496,067 km (0.076 R)
• M5: 888,611 km (0.075 R)
• M6: 1,163,423 km (0.103 R)
• M7: 1,846,038 km (0.115 R)
• M8: 2,213,899 km (0.074 R)
• M9: 2,901,451 km (0.078 R)
• M10: 3,777,197 km (0.103 R)
• M11: 4,006,381 km (0.09 R)
• M12: 4,398,626 km (0.05 R)
• M13: 4,684,957 km (0.089 R)
• M14: 4,949,595 km (0.085 R)
• M15: 5,655,099 km (0.057 R)
• M16: 12,753,667 km (0.105 R)
• M17: 13,598,895 km (0.066 R)
• M18: 19,467,171 km (0.109 R)
• M19: 21,474,176 km (0.084 R)
• M20: 23,138,003 km (0.082 R)
• M21: 23,519,029 km (0.086 R)
• M22: 26,511,585 km (0.085 R)
• M23: 27,991,108 km (0.062 R)
• M24: 33,602,075 km (0.047 R)
• M25: 35,207,410 km (0.102 R)
• M26: 36,733,757 km (0.091 R)
• M27: 52,342,350 km (0.11 R)
• M28: 56,707,018 km (0.039 R)
• M29: 58,097,380 km (0.046 R)
• M30: 58,800,939 km (0.065 R)

Kuiper Belt

Range: 31.4 - 46.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 11,247 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit