🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.99 AU - 1.47 AU

Year: 501 Days

Day: 12.4 Hours

Environment

Temp: 3 °C

Axial Tilt: 19.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.1

Radius: 10.6

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.97 AU - 6.37 AU

Year: 4956 Days

Day: 5.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 103,599,523 km

• M1: 131,796 km (0.067 R)
• M2: 650,003 km (0.069 R)
• M3: 1,185,563 km (0.116 R)
• M4: 2,747,215 km (0.07 R)
• M5: 4,146,255 km (0.076 R)
• M6: 4,880,032 km (0.025 R)
• M7: 5,278,262 km (0.102 R)
• M8: 6,969,316 km (0.111 R)
• M9: 11,603,409 km (0.066 R)
• M10: 15,671,275 km (0.084 R)
• M11: 21,845,927 km (0.067 R)

Asteroid Belt

Center: 6.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.5

Radius: 13.4

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.75 AU - 8.23 AU

Year: 6784 Days

Day: 9.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 103,599,523 km

• M1: 167,101 km (0.117 R)
• M2: 1,536,969 km (0.078 R)
• M3: 2,265,510 km (0.08 R)
• M4: 3,299,531 km (0.084 R)
• M5: 5,704,316 km (0.046 R)
• M6: 6,386,184 km (0.1 R)
• M7: 6,870,731 km (0.087 R)
• M8: 8,310,910 km (0.099 R)
• M9: 10,501,621 km (0.097 R)
• M10: 13,497,468 km (0.049 R)
• M11: 14,239,922 km (0.094 R)
• M12: 14,769,947 km (0.047 R)
• M13: 20,968,535 km (0.119 R)
• M14: 23,723,081 km (0.117 R)
• M15: 24,636,376 km (0.091 R)
• M16: 35,528,746 km (0.046 R)
• M17: 36,724,332 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 981

Radius: 7.6

Gravity: 16.98 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 13.04 AU - 21.68 AU

Year: 26552 Days

Day: 22.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 103,599,523 km

• M1: 94,546 km (0.083 R)
• M2: 1,337,555 km (0.101 R)
• M3: 1,673,252 km (0.042 R)
• M4: 2,861,358 km (0.057 R)
• M5: 3,882,214 km (0.069 R)
• M6: 5,909,565 km (0.112 R)
• M7: 7,654,025 km (0.108 R)
• M8: 9,463,711 km (0.064 R)
• M9: 10,772,243 km (0.115 R)
• M10: 11,047,803 km (0.107 R)
• M11: 11,902,755 km (0.113 R)
• M12: 14,397,748 km (0.101 R)
• M13: 18,077,556 km (0.106 R)
• M14: 19,363,948 km (0.036 R)
• M15: 19,771,752 km (0.074 R)
• M16: 24,882,165 km (0.08 R)
• M17: 26,099,144 km (0.11 R)
• M18: 28,650,984 km (0.119 R)
• M19: 33,508,876 km (0.077 R)
• M20: 36,827,854 km (0.106 R)
• M21: 37,611,747 km (0.069 R)
• M22: 39,865,289 km (0.08 R)
• M23: 41,698,013 km (0.079 R)
• M24: 43,238,721 km (0.058 R)
• M25: 44,994,851 km (0.111 R)
• M26: 51,710,150 km (0.12 R)
• M27: 56,126,279 km (0.053 R)
• M28: 58,003,134 km (0.061 R)
• M29: 63,211,832 km (0.06 R)
• M30: 70,150,481 km (0.098 R)
• M31: 76,560,151 km (0.116 R)
• M32: 77,068,784 km (0.065 R)
• M33: 81,483,716 km (0.104 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 14,632 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit