🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.64 AU - 0.72 AU

Year: 216 Days

Day: 35.7 Hours

Environment

Temp: 158 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.63 AU - 0.93 AU

Year: 265 Days

Day: 21 Hours

Environment

Temp: 134 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.76 AU - 0.82 AU

Year: 270 Days

Day: 14.5 Hours

Environment

Temp: 39 °C

Axial Tilt: 9.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.51 AU - 2.45 AU

Year: 1073 Days

Day: 40.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.11 AU - 4.45 AU

Year: 2829 Days

Day: 38.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350

Radius: 9.4

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 4.39 AU - 6.49 AU

Year: 4885 Days

Day: 8.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,536,348 km

• M1: 123,119 km (0.099 R)
• M2: 419,921 km (0.087 R)
• M3: 768,335 km (0.057 R)
• M4: 1,563,447 km (0.101 R)
• M5: 1,881,792 km (0.108 R)
• M6: 3,882,663 km (0.051 R)
• M7: 4,226,140 km (0.067 R)
• M8: 4,949,745 km (0.107 R)
• M9: 6,885,840 km (0.062 R)
• M10: 9,857,452 km (0.1 R)
• M11: 10,215,141 km (0.111 R)
• M12: 11,558,081 km (0.062 R)
• M13: 12,090,799 km (0.104 R)
• M14: 15,213,206 km (0.112 R)
• M15: 17,187,150 km (0.119 R)
• M16: 22,309,680 km (0.032 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.1

Radius: 8.8

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.07 AU - 6.89 AU

Year: 5630 Days

Day: 11.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,536,348 km

• M1: 125,961 km (0.047 R)
• M2: 462,557 km (0.03 R)
• M3: 1,892,563 km (0.104 R)
• M4: 2,253,692 km (0.102 R)
• M5: 2,778,332 km (0.118 R)
• M6: 4,071,007 km (0.063 R)
• M7: 5,235,925 km (0.09 R)
• M8: 5,781,808 km (0.115 R)
• M9: 6,764,965 km (0.095 R)
• M10: 9,290,925 km (0.095 R)
• M11: 14,373,812 km (0.107 R)
• M12: 17,381,627 km (0.091 R)
• M13: 18,594,716 km (0.049 R)
• M14: 19,285,410 km (0.113 R)
• M15: 21,324,279 km (0.066 R)
• M16: 23,430,168 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.3

Radius: 7.1

Gravity: 18.22 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 14.27 AU - 14.45 AU

Year: 20951 Days

Day: 17.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 86,536,348 km

• M1: 106,962 km (0.107 R)
• M2: 357,389 km (0.101 R)
• M3: 671,994 km (0.08 R)
• M4: 1,059,901 km (0.109 R)
• M5: 1,328,728 km (0.117 R)
• M6: 1,572,872 km (0.091 R)
• M7: 2,153,312 km (0.075 R)
• M8: 2,399,101 km (0.07 R)
• M9: 2,688,723 km (0.101 R)
• M10: 3,251,809 km (0.091 R)
• M11: 3,794,700 km (0.12 R)
• M12: 4,223,297 km (0.082 R)
• M13: 5,497,423 km (0.093 R)
• M14: 5,746,353 km (0.08 R)
• M15: 6,222,523 km (0.103 R)
• M16: 6,771,548 km (0.104 R)
• M17: 7,452,218 km (0.092 R)
• M18: 7,757,697 km (0.12 R)
• M19: 8,071,404 km (0.052 R)
• M20: 10,073,173 km (0.113 R)
• M21: 10,446,719 km (0.077 R)
• M22: 12,243,539 km (0.059 R)
• M23: 15,433,264 km (0.096 R)
• M24: 20,791,112 km (0.092 R)
• M25: 22,432,949 km (0.047 R)
• M26: 22,856,460 km (0.076 R)
• M27: 23,285,357 km (0.095 R)
• M28: 26,912,208 km (0.052 R)
• M29: 27,510,899 km (0.088 R)
• M30: 34,835,809 km (0.094 R)
• M31: 44,183,881 km (0.075 R)
• M32: 60,826,345 km (0.081 R)
• M33: 67,185,152 km (0.098 R)
• M34: 68,730,049 km (0.108 R)
• M35: 69,175,701 km (0.067 R)
• M36: 69,847,994 km (0.094 R)
• M37: 71,205,445 km (0.074 R)
• M38: 72,350,018 km (0.079 R)
• M39: 85,246,103 km (0.066 R)
• M40: 86,277,281 km (0.064 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 14,089 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit