🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.45 AU - 0.59 AU

Year: 138 Days

Day: 24.8 Hours

Environment

Temp: 258 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.77 AU - 1.17 AU

Year: 351 Days

Day: 24.9 Hours

Environment

Temp: 25 °C

Axial Tilt: 48.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.98 AU - 1.08 AU

Year: 384 Days

Day: 20.9 Hours

Environment

Temp: 36 °C

Axial Tilt: 12.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.09 AU - 1.13 AU

Year: 429 Days

Day: 17.9 Hours

Environment

Temp: 5 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.02 AU - 1.48 AU

Year: 513 Days

Day: 33.2 Hours

Environment

Temp: 9 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 35,432,889 km

• M1: 1,151,604 km (0.089 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.39 AU - 2.09 AU

Year: 843 Days

Day: 33.1 Hours

Environment

Temp: -53 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.04 AU - 2.5 AU

Year: 1255 Days

Day: 21.7 Hours

Environment

Temp: -74 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.8 AU - 3.9 AU

Year: 2251 Days

Day: 45.4 Hours

Environment

Temp: -120 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.14 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 14.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 61.7

Radius: 3.2

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 12.59 AU - 17.27 AU

Year: 21177 Days

Day: 16.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 35,432,889 km

• M1: 65,075 km (0.061 R)
• M2: 483,949 km (0.109 R)
• M3: 1,125,574 km (0.111 R)
• M4: 1,278,613 km (0.076 R)
• M5: 1,622,838 km (0.116 R)
• M6: 2,283,761 km (0.093 R)
• M7: 2,455,200 km (0.06 R)
• M8: 2,787,906 km (0.05 R)
• M9: 2,810,495 km (0.119 R)
• M10: 2,971,014 km (0.026 R)
• M11: 3,017,389 km (0.11 R)
• M12: 3,470,222 km (0.046 R)
• M13: 3,568,208 km (0.08 R)
• M14: 3,817,139 km (0.061 R)
• M15: 3,969,280 km (0.101 R)
• M16: 4,253,217 km (0.076 R)
• M17: 4,410,893 km (0.115 R)
• M18: 4,732,080 km (0.074 R)
• M19: 4,840,688 km (0.079 R)
• M20: 5,116,098 km (0.108 R)
• M21: 5,396,444 km (0.098 R)
• M22: 5,681,877 km (0.058 R)
• M23: 5,739,622 km (0.094 R)
• M24: 5,884,582 km (0.077 R)
• M25: 6,356,713 km (0.119 R)
• M26: 6,994,748 km (0.068 R)
• M27: 7,087,498 km (0.062 R)
• M28: 7,243,080 km (0.07 R)
• M29: 7,274,346 km (0.095 R)
• M30: 7,525,970 km (0.112 R)
• M31: 8,461,854 km (0.035 R)
• M32: 8,693,132 km (0.11 R)
• M33: 8,792,914 km (0.099 R)
• M34: 9,811,376 km (0.07 R)
• M35: 10,299,365 km (0.101 R)
• M36: 10,404,981 km (0.111 R)
• M37: 10,902,394 km (0.081 R)
• M38: 10,938,297 km (0.088 R)
• M39: 11,298,678 km (0.113 R)
• M40: 11,846,655 km (0.082 R)
• M41: 13,657,388 km (0.047 R)
• M42: 13,734,730 km (0.119 R)
• M43: 14,045,445 km (0.086 R)
• M44: 14,991,203 km (0.11 R)
• M45: 16,120,367 km (0.038 R)
• M46: 17,527,784 km (0.082 R)
• M47: 17,611,709 km (0.06 R)
• M48: 17,695,932 km (0.085 R)
• M49: 17,822,342 km (0.103 R)
• M50: 17,949,052 km (0.118 R)
• M51: 18,801,909 km (0.092 R)
• M52: 19,449,967 km (0.057 R)
• M53: 19,624,099 km (0.096 R)
• M54: 20,990,676 km (0.056 R)
• M55: 21,124,566 km (0.069 R)
• M56: 24,703,096 km (0.096 R)
• M57: 24,891,739 km (0.086 R)
• M58: 25,460,062 km (0.111 R)
• M59: 25,602,778 km (0.104 R)
• M60: 26,851,172 km (0.108 R)
• M61: 28,463,987 km (0.119 R)
• M62: 29,957,273 km (0.032 R)
• M63: 31,170,063 km (0.088 R)
• M64: 31,629,029 km (0.101 R)
• M65: 32,347,248 km (0.116 R)
• M66: 34,323,885 km (0.111 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 15,511 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit