🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.72 AU - 0.98 AU

Year: 283 Days

Day: 37.6 Hours

Environment

Temp: 111 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.37 AU - 3.25 AU

Year: 1704 Days

Day: 43.8 Hours

Environment

Temp: -104 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.73 AU - 4.07 AU

Year: 2267 Days

Day: 16 Hours

Environment

Temp: -114 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,905,660 km

• M1: 30,368 km (0.106 R)
• M2: 1,849,329 km (0.029 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.36 AU - 4.28 AU

Year: 2700 Days

Day: 39.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.17 AU - 5.63 AU

Year: 3923 Days

Day: 34.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.3

Radius: 14.8

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 4.91 AU - 6.57 AU

Year: 4973 Days

Day: 7.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 33,905,660 km

• M1: 188,344 km (0.058 R)
• M2: 837,000 km (0.077 R)
• M3: 1,375,104 km (0.114 R)
• M4: 2,134,911 km (0.069 R)
• M5: 3,294,594 km (0.118 R)
• M6: 4,114,689 km (0.045 R)
• M7: 6,105,239 km (0.042 R)
• M8: 6,582,755 km (0.091 R)
• M9: 7,647,144 km (0.05 R)
• M10: 8,527,677 km (0.108 R)
• M11: 9,280,154 km (0.071 R)
• M12: 10,618,158 km (0.062 R)
• M13: 11,267,412 km (0.071 R)
• M14: 12,455,519 km (0.109 R)
• M15: 13,425,212 km (0.083 R)
• M16: 14,185,020 km (0.114 R)
• M17: 14,973,400 km (0.054 R)
• M18: 15,735,452 km (0.071 R)
• M19: 19,234,546 km (0.106 R)
• M20: 19,810,498 km (0.111 R)
• M21: 20,331,996 km (0.117 R)
• M22: 25,143,662 km (0.095 R)
• M23: 25,832,710 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.1

Radius: 10.3

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 5.64 AU - 5.88 AU

Year: 4999 Days

Day: 14 Hours

Environment

Temp: -137 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 33,905,660 km

• M1: 128,056 km (0.066 R)
• M2: 501,452 km (0.092 R)
• M3: 888,611 km (0.115 R)
• M4: 1,257,071 km (0.092 R)
• M5: 1,610,870 km (0.096 R)
• M6: 1,946,567 km (0.104 R)
• M7: 3,015,893 km (0.051 R)
• M8: 3,812,352 km (0.099 R)
• M9: 4,312,308 km (0.11 R)
• M10: 4,676,878 km (0.115 R)
• M11: 6,594,424 km (0.115 R)
• M12: 6,934,609 km (0.116 R)
• M13: 7,436,809 km (0.096 R)
• M14: 8,748,184 km (0.078 R)
• M15: 9,874,357 km (0.08 R)
• M16: 12,976,568 km (0.094 R)
• M17: 13,332,162 km (0.041 R)
• M18: 13,877,895 km (0.074 R)
• M19: 15,654,669 km (0.102 R)
• M20: 16,108,848 km (0.033 R)
• M21: 17,524,194 km (0.117 R)
• M22: 18,681,184 km (0.08 R)
• M23: 19,249,656 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.2

Radius: 9

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.24 AU - 9.76 AU

Year: 10590 Days

Day: 9.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,905,660 km

• M1: 111,899 km (0.117 R)
• M2: 646,263 km (0.098 R)
• M3: 1,148,164 km (0.11 R)
• M4: 2,226,465 km (0.1 R)
• M5: 2,932,118 km (0.094 R)
• M6: 5,492,635 km (0.085 R)
• M7: 6,206,965 km (0.085 R)
• M8: 6,912,170 km (0.034 R)
• M9: 7,411,378 km (0.101 R)
• M10: 9,521,605 km (0.096 R)
• M11: 10,367,132 km (0.097 R)
• M12: 12,105,161 km (0.064 R)
• M13: 12,883,668 km (0.11 R)
• M14: 15,479,789 km (0.102 R)
• M15: 16,710,381 km (0.089 R)
• M16: 22,365,181 km (0.077 R)
• M17: 24,339,274 km (0.111 R)
• M18: 26,255,473 km (0.065 R)
• M19: 27,206,617 km (0.12 R)
• M20: 28,180,499 km (0.063 R)
• M21: 28,994,461 km (0.054 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 18,403 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit