🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.57 AU - 0.85 AU

Year: 228 Days

Day: 36.1 Hours

Environment

Temp: 115 °C

Axial Tilt: 51.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 113,351,790 km

• M1: 362,476 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.7 AU - 0.84 AU

Year: 257 Days

Day: 13 Hours

Environment

Temp: 142 °C

Axial Tilt: 29.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.81 AU - 1.11 AU

Year: 358 Days

Day: 25.5 Hours

Environment

Temp: 9 °C

Axial Tilt: 4.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.97 AU - 1.13 AU

Year: 410 Days

Day: 43 Hours

Environment

Temp: 18 °C

Axial Tilt: 48.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 113,351,790 km

• M1: 36,352 km (0.101 R)
• M2: 489,335 km (0.071 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.96 AU - 2.12 AU

Year: 1110 Days

Day: 40 Hours

Environment

Temp: -84 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.91 AU - 4.31 AU

Year: 2612 Days

Day: 43.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 18.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 922.4

Radius: 7.9

Gravity: 14.78 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 17.14 AU - 20.7 AU

Year: 31338 Days

Day: 21.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 95.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 113,351,790 km

• M1: 98,286 km (0.075 R)
• M2: 415,732 km (0.07 R)
• M3: 769,831 km (0.108 R)
• M4: 1,405,622 km (0.085 R)
• M5: 1,932,356 km (0.081 R)
• M6: 3,248,817 km (0.094 R)
• M7: 3,774,653 km (0.104 R)
• M8: 4,131,295 km (0.102 R)
• M9: 5,037,708 km (0.107 R)
• M10: 6,166,723 km (0.117 R)
• M11: 6,611,777 km (0.068 R)
• M12: 7,238,293 km (0.101 R)
• M13: 8,310,461 km (0.071 R)
• M14: 12,159,315 km (0.081 R)
• M15: 12,545,128 km (0.027 R)
• M16: 16,206,985 km (0.101 R)
• M17: 16,863,869 km (0.104 R)
• M18: 18,230,445 km (0.063 R)
• M19: 24,317,134 km (0.119 R)
• M20: 30,066,180 km (0.084 R)
• M21: 31,200,431 km (0.025 R)
• M22: 32,216,201 km (0.1 R)
• M23: 32,658,113 km (0.112 R)
• M24: 36,500,085 km (0.093 R)
• M25: 37,953,877 km (0.094 R)
• M26: 39,445,817 km (0.109 R)
• M27: 42,546,233 km (0.051 R)
• M28: 50,801,492 km (0.105 R)
• M29: 57,866,850 km (0.066 R)
• M30: 71,382,569 km (0.074 R)
• M31: 75,969,239 km (0.113 R)
• M32: 77,277,323 km (0.108 R)
• M33: 88,863,828 km (0.108 R)
• M34: 100,925,306 km (0.11 R)
• M35: 108,331,448 km (0.11 R)
• M36: 110,990,101 km (0.085 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 16,490 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit