🌌 Stone's Star System Generator

Asteroid Belt

Center: 1 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.61 AU - 2.37 AU

Year: 1052 Days

Day: 17.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.09 AU - 2.81 AU

Year: 1437 Days

Day: 47.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 49.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,688,474 km

• M1: 417,976 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.4

Radius: 11.7

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.49 AU - 5.99 AU

Year: 5153 Days

Day: 8.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 65,688,474 km

• M1: 147,653 km (0.083 R)
• M2: 606,769 km (0.087 R)
• M3: 1,046,437 km (0.12 R)
• M4: 1,608,327 km (0.104 R)
• M5: 2,007,753 km (0.083 R)
• M6: 3,084,259 km (0.09 R)
• M7: 4,535,658 km (0.063 R)
• M8: 6,676,403 km (0.097 R)
• M9: 7,057,429 km (0.094 R)
• M10: 7,622,012 km (0.106 R)
• M11: 9,108,566 km (0.064 R)
• M12: 9,819,006 km (0.058 R)
• M13: 10,866,490 km (0.052 R)
• M14: 11,261,429 km (0.109 R)
• M15: 15,369,236 km (0.081 R)
• M16: 17,308,025 km (0.116 R)
• M17: 18,897,053 km (0.096 R)
• M18: 20,848,857 km (0.076 R)
• M19: 23,949,422 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.4

Radius: 8.1

Gravity: 12.29 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 11.4 AU - 11.78 AU

Year: 14786 Days

Day: 11.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 65,688,474 km

• M1: 101,278 km (0.058 R)
• M2: 572,212 km (0.098 R)
• M3: 1,175,540 km (0.107 R)
• M4: 1,733,690 km (0.113 R)
• M5: 2,794,039 km (0.09 R)
• M6: 3,059,875 km (0.044 R)
• M7: 4,298,396 km (0.118 R)
• M8: 4,856,545 km (0.102 R)
• M9: 5,351,864 km (0.071 R)
• M10: 5,919,438 km (0.101 R)
• M11: 6,319,612 km (0.079 R)
• M12: 7,308,903 km (0.042 R)
• M13: 7,629,641 km (0.088 R)
• M14: 8,201,254 km (0.12 R)
• M15: 8,497,608 km (0.1 R)
• M16: 9,810,030 km (0.059 R)
• M17: 11,867,599 km (0.092 R)
• M18: 15,282,619 km (0.034 R)
• M19: 17,294,112 km (0.093 R)
• M20: 18,871,323 km (0.107 R)
• M21: 22,597,357 km (0.1 R)
• M22: 24,074,785 km (0.076 R)
• M23: 24,479,298 km (0.047 R)
• M24: 24,888,448 km (0.058 R)
• M25: 26,143,425 km (0.116 R)
• M26: 28,892,136 km (0.071 R)
• M27: 29,695,028 km (0.118 R)
• M28: 32,438,054 km (0.111 R)
• M29: 35,737,136 km (0.119 R)
• M30: 42,256,312 km (0.101 R)
• M31: 44,796,933 km (0.114 R)
• M32: 48,554,532 km (0.095 R)
• M33: 57,406,238 km (0.1 R)
• M34: 59,407,259 km (0.105 R)
• M35: 63,933,492 km (0.054 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 12,280 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit