🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.93 AU - 1.23 AU

Year: 414 Days

Day: 45.2 Hours

Environment

Temp: 24 °C

Axial Tilt: 16.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 3.02 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.4

Radius: 12.6

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.84 AU - 6.06 AU

Year: 4063 Days

Day: 8.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,888,252 km

• M1: 158,424 km (0.117 R)
• M2: 570,865 km (0.065 R)
• M3: 1,132,755 km (0.087 R)
• M4: 2,283,312 km (0.059 R)
• M5: 2,928,827 km (0.114 R)
• M6: 3,797,692 km (0.076 R)
• M7: 4,757,063 km (0.102 R)
• M8: 5,509,390 km (0.064 R)
• M9: 6,675,655 km (0.116 R)
• M10: 7,450,722 km (0.046 R)
• M11: 8,393,338 km (0.109 R)
• M12: 8,950,590 km (0.114 R)
• M13: 9,772,032 km (0.101 R)
• M14: 10,222,023 km (0.091 R)
• M15: 11,385,744 km (0.062 R)
• M16: 11,976,506 km (0.052 R)
• M17: 12,587,763 km (0.064 R)
• M18: 13,619,091 km (0.063 R)
• M19: 15,189,121 km (0.116 R)
• M20: 15,627,442 km (0.097 R)
• M21: 18,008,143 km (0.088 R)
• M22: 18,623,738 km (0.088 R)
• M23: 19,637,712 km (0.082 R)
• M24: 21,091,654 km (0.071 R)
• M25: 22,053,419 km (0.072 R)
• M26: 22,901,040 km (0.08 R)
• M27: 23,990,711 km (0.081 R)
• M28: 24,736,307 km (0.093 R)

Planet 3 - Ice Giant

Semi-Major Axis: 12.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 99.2

Radius: 4.4

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 11.71 AU - 13.95 AU

Year: 16956 Days

Day: 17.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,888,252 km

• M1: 54,902 km (0.068 R)
• M2: 1,029,233 km (0.046 R)
• M3: 2,207,466 km (0.097 R)
• M4: 4,602,827 km (0.119 R)
• M5: 5,021,851 km (0.09 R)
• M6: 6,672,963 km (0.071 R)
• M7: 7,506,971 km (0.032 R)
• M8: 9,076,103 km (0.112 R)
• M9: 10,235,935 km (0.075 R)
• M10: 11,192,763 km (0.112 R)
• M11: 15,929,032 km (0.108 R)
• M12: 18,766,903 km (0.113 R)
• M13: 19,543,615 km (0.084 R)
• M14: 27,882,799 km (0.088 R)
• M15: 29,642,818 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317.3

Radius: 5.1

Gravity: 12.2 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 12.65 AU - 17.95 AU

Year: 22081 Days

Day: 22.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,888,252 km

• M1: 63,429 km (0.117 R)
• M2: 573,558 km (0.119 R)
• M3: 1,105,079 km (0.081 R)
• M4: 2,734,051 km (0.081 R)
• M5: 2,898,010 km (0.086 R)
• M6: 3,876,829 km (0.099 R)
• M7: 4,553,759 km (0.108 R)
• M8: 4,920,274 km (0.114 R)
• M9: 7,869,446 km (0.098 R)
• M10: 8,545,180 km (0.089 R)
• M11: 10,121,942 km (0.087 R)
• M12: 10,572,979 km (0.093 R)
• M13: 13,098,042 km (0.115 R)
• M14: 14,044,846 km (0.083 R)
• M15: 14,963,976 km (0.107 R)
• M16: 15,401,550 km (0.07 R)
• M17: 15,697,903 km (0.046 R)
• M18: 19,643,846 km (0.058 R)
• M19: 27,424,880 km (0.12 R)
• M20: 31,511,445 km (0.114 R)
• M21: 32,350,540 km (0.115 R)
• M22: 35,597,711 km (0.104 R)
• M23: 37,433,127 km (0.094 R)
• M24: 40,583,658 km (0.101 R)
• M25: 52,078,310 km (0.106 R)
• M26: 59,374,796 km (0.117 R)
• M27: 61,022,318 km (0.112 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 18,449 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit