🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.6 AU - 0.68 AU

Year: 187 Days

Day: 37.7 Hours

Environment

Temp: 154 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.51 AU - 0.81 AU

Year: 196 Days

Day: 29.5 Hours

Environment

Temp: 140 °C

Axial Tilt: 41.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 77,997,219 km

• M1: 39,494 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.68 AU - 0.9 AU

Year: 256 Days

Day: 37 Hours

Environment

Temp: 182 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.73 AU - 0.99 AU

Year: 291 Days

Day: 44.5 Hours

Environment

Temp: 83 °C

Axial Tilt: 7.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 77,997,219 km

• M1: 64,925 km (0.089 R)
• M2: 341,233 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.07 AU - 3.09 AU

Year: 1974 Days

Day: 19.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,997,219 km

• M1: 98,136 km (0.117 R)

Asteroid Belt

Center: 5.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.6

Radius: 11.2

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 7.74 AU - 8.04 AU

Year: 8095 Days

Day: 5.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,997,219 km

• M1: 144,063 km (0.101 R)
• M2: 518,207 km (0.096 R)
• M3: 971,638 km (0.066 R)
• M4: 1,346,231 km (0.12 R)
• M5: 2,178,145 km (0.116 R)
• M6: 2,699,045 km (0.069 R)
• M7: 3,624,158 km (0.066 R)
• M8: 6,161,188 km (0.096 R)
• M9: 7,095,277 km (0.071 R)
• M10: 8,456,169 km (0.092 R)
• M11: 9,701,871 km (0.077 R)
• M12: 12,388,499 km (0.104 R)
• M13: 16,784,432 km (0.104 R)
• M14: 18,888,975 km (0.09 R)
• M15: 20,080,672 km (0.076 R)
• M16: 24,473,613 km (0.063 R)
• M17: 25,263,191 km (0.104 R)
• M18: 30,563,294 km (0.117 R)
• M19: 35,436,594 km (0.093 R)
• M20: 38,291,071 km (0.115 R)
• M21: 40,682,393 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.8

Radius: 11

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 8.63 AU - 9.27 AU

Year: 9780 Days

Day: 7.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,997,219 km

• M1: 159,172 km (0.07 R)
• M2: 1,389,764 km (0.095 R)
• M3: 1,839,755 km (0.03 R)
• M4: 2,203,577 km (0.113 R)
• M5: 3,161,901 km (0.028 R)
• M6: 3,529,762 km (0.051 R)
• M7: 4,249,477 km (0.107 R)
• M8: 4,865,521 km (0.1 R)
• M9: 5,820,554 km (0.07 R)
• M10: 6,967,670 km (0.117 R)
• M11: 7,903,106 km (0.11 R)
• M12: 8,962,558 km (0.059 R)
• M13: 9,350,615 km (0.106 R)
• M14: 16,096,132 km (0.114 R)
• M15: 16,865,066 km (0.109 R)
• M16: 20,781,239 km (0.102 R)
• M17: 25,436,575 km (0.082 R)
• M18: 32,227,869 km (0.072 R)
• M19: 34,280,053 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.9

Radius: 5.5

Gravity: 24.49 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 12.41 AU - 16.39 AU

Year: 19959 Days

Day: 16.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,997,219 km

• M1: 68,665 km (0.111 R)
• M2: 315,951 km (0.111 R)
• M3: 522,845 km (0.098 R)
• M4: 1,535,173 km (0.119 R)
• M5: 4,015,656 km (0.1 R)
• M6: 4,726,694 km (0.108 R)
• M7: 16,073,394 km (0.051 R)
• M8: 18,107,027 km (0.113 R)
• M9: 18,461,873 km (0.099 R)
• M10: 18,911,864 km (0.115 R)
• M11: 20,021,880 km (0.026 R)
• M12: 22,985,713 km (0.114 R)
• M13: 31,391,617 km (0.062 R)
• M14: 38,490,335 km (0.067 R)
• M15: 39,669,466 km (0.085 R)
• M16: 43,193,244 km (0.079 R)
• M17: 45,600,423 km (0.032 R)
• M18: 46,092,301 km (0.053 R)
• M19: 49,635,526 km (0.117 R)
• M20: 56,500,573 km (0.119 R)
• M21: 61,945,636 km (0.066 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 13,587 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit