🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.77 AU - 0.97 AU

Year: 312 Days

Day: 36.6 Hours

Environment

Temp: 12 °C

Axial Tilt: 20 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 72,597,799 km

• M1: 43,832 km (0.117 R)
• M2: 69,862 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753

Radius: 10.4

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.21 AU - 4.63 AU

Year: 3578 Days

Day: 5.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,597,799 km

• M1: 129,402 km (0.034 R)
• M2: 679,623 km (0.09 R)
• M3: 1,061,696 km (0.094 R)
• M4: 1,704,817 km (0.096 R)
• M5: 2,344,498 km (0.116 R)
• M6: 2,671,519 km (0.074 R)
• M7: 3,192,419 km (0.069 R)
• M8: 3,948,486 km (0.103 R)
• M9: 4,698,271 km (0.03 R)
• M10: 5,145,718 km (0.08 R)
• M11: 6,272,040 km (0.026 R)
• M12: 6,692,111 km (0.114 R)
• M13: 8,527,378 km (0.103 R)
• M14: 10,057,764 km (0.084 R)
• M15: 11,320,220 km (0.073 R)
• M16: 12,403,907 km (0.09 R)
• M17: 14,829,338 km (0.082 R)
• M18: 17,146,310 km (0.106 R)
• M19: 18,149,363 km (0.086 R)
• M20: 20,272,307 km (0.104 R)
• M21: 22,695,044 km (0.077 R)

Planet 3 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 690.2

Radius: 4.4

Gravity: 35.65 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 10.08 AU - 16.42 AU

Year: 18569 Days

Day: 16.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,597,799 km

• M1: 60,438 km (0.099 R)
• M2: 417,378 km (0.099 R)
• M3: 837,748 km (0.053 R)
• M4: 1,174,642 km (0.036 R)
• M5: 1,374,356 km (0.098 R)
• M6: 1,993,840 km (0.106 R)
• M7: 2,757,687 km (0.12 R)
• M8: 2,982,084 km (0.107 R)
• M9: 3,849,752 km (0.104 R)
• M10: 4,035,253 km (0.073 R)
• M11: 4,424,507 km (0.107 R)
• M12: 4,593,851 km (0.072 R)
• M13: 5,091,115 km (0.058 R)
• M14: 6,447,369 km (0.116 R)
• M15: 6,709,315 km (0.111 R)
• M16: 7,115,772 km (0.087 R)
• M17: 8,800,095 km (0.075 R)
• M18: 9,621,088 km (0.1 R)
• M19: 10,432,357 km (0.103 R)
• M20: 11,288,356 km (0.112 R)
• M21: 12,931,390 km (0.06 R)
• M22: 16,846,665 km (0.05 R)
• M23: 19,071,485 km (0.066 R)
• M24: 24,937,067 km (0.098 R)
• M25: 25,258,254 km (0.095 R)
• M26: 27,813,835 km (0.062 R)
• M27: 29,450,884 km (0.119 R)
• M28: 33,561,684 km (0.095 R)
• M29: 35,821,360 km (0.111 R)
• M30: 36,367,392 km (0.081 R)
• M31: 38,038,699 km (0.114 R)
• M32: 40,493,301 km (0.104 R)
• M33: 47,332,018 km (0.11 R)
• M34: 52,062,153 km (0.029 R)
• M35: 53,469,271 km (0.109 R)
• M36: 61,663,943 km (0.062 R)
• M37: 70,870,645 km (0.106 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 18,084 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit