🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.65 AU - 0.71 AU

Year: 203 Days

Day: 23.6 Hours

Environment

Temp: 173 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 88,191,013 km

• M1: 268,079 km (0.116 R)
• M2: 326,123 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.94 AU - 1.02 AU

Year: 351 Days

Day: 45.6 Hours

Environment

Temp: 70 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,191,013 km

• M1: 24,235 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.97 AU - 3.75 AU

Year: 2227 Days

Day: 39.7 Hours

Environment

Temp: -101 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.8

Radius: 11.7

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.95 AU - 7.23 AU

Year: 5435 Days

Day: 7.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,191,013 km

• M1: 145,559 km (0.104 R)
• M2: 594,652 km (0.062 R)
• M3: 998,267 km (0.05 R)
• M4: 2,673,015 km (0.073 R)
• M5: 3,492,213 km (0.115 R)
• M6: 4,093,746 km (0.03 R)
• M7: 5,625,329 km (0.064 R)
• M8: 6,554,631 km (0.083 R)
• M9: 7,847,306 km (0.119 R)
• M10: 8,676,078 km (0.105 R)
• M11: 10,140,492 km (0.06 R)
• M12: 10,741,875 km (0.103 R)
• M13: 11,713,364 km (0.083 R)
• M14: 14,226,458 km (0.081 R)
• M15: 16,068,606 km (0.112 R)
• M16: 18,064,840 km (0.032 R)
• M17: 18,469,652 km (0.111 R)
• M18: 25,797,554 km (0.053 R)
• M19: 29,911,346 km (0.03 R)
• M20: 31,148,820 km (0.058 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.3

Radius: 5.9

Gravity: 19.14 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 14.99 AU - 18.97 AU

Year: 25304 Days

Day: 21.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,191,013 km

• M1: 78,240 km (0.111 R)
• M2: 401,521 km (0.058 R)
• M3: 832,512 km (0.12 R)
• M4: 1,658,143 km (0.085 R)
• M5: 2,244,716 km (0.108 R)
• M6: 2,623,049 km (0.116 R)
• M7: 5,101,886 km (0.072 R)
• M8: 9,517,117 km (0.059 R)
• M9: 10,188,513 km (0.075 R)
• M10: 12,679,168 km (0.079 R)
• M11: 13,266,489 km (0.086 R)
• M12: 13,718,723 km (0.085 R)
• M13: 20,172,974 km (0.105 R)
• M14: 24,049,952 km (0.071 R)
• M15: 26,575,912 km (0.118 R)
• M16: 26,813,922 km (0.088 R)
• M17: 30,039,402 km (0.076 R)
• M18: 33,100,324 km (0.09 R)
• M19: 36,216,747 km (0.095 R)
• M20: 46,902,672 km (0.097 R)
• M21: 58,099,175 km (0.109 R)
• M22: 64,955,695 km (0.115 R)
• M23: 65,171,415 km (0.103 R)
• M24: 72,332,066 km (0.09 R)
• M25: 80,495,921 km (0.061 R)
• M26: 83,263,183 km (0.079 R)

Kuiper Belt

Range: 30.3 - 51.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 11,991 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit