🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.7 AU - 2.52 AU

Year: 1174 Days

Day: 46.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 56.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.7

Radius: 9.1

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.44 AU - 5.66 AU

Year: 3716 Days

Day: 5.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 29,507,599 km

• M1: 113,994 km (0.109 R)
• M2: 430,393 km (0.081 R)
• M3: 764,595 km (0.094 R)
• M4: 1,174,493 km (0.111 R)
• M5: 1,577,809 km (0.074 R)
• M6: 2,004,911 km (0.09 R)
• M7: 2,416,155 km (0.108 R)
• M8: 3,239,243 km (0.119 R)
• M9: 3,685,194 km (0.057 R)
• M10: 4,605,221 km (0.04 R)
• M11: 5,170,252 km (0.096 R)
• M12: 5,482,912 km (0.111 R)
• M13: 7,177,107 km (0.095 R)
• M14: 7,971,023 km (0.119 R)
• M15: 8,496,261 km (0.043 R)
• M16: 8,822,385 km (0.119 R)
• M17: 12,841,631 km (0.111 R)
• M18: 14,211,199 km (0.049 R)
• M19: 16,277,744 km (0.097 R)
• M20: 17,703,262 km (0.069 R)
• M21: 18,536,971 km (0.08 R)
• M22: 19,836,229 km (0.077 R)
• M23: 20,411,283 km (0.077 R)
• M24: 20,800,836 km (0.119 R)
• M25: 22,753,687 km (0.085 R)
• M26: 23,953,761 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.6

Radius: 14.8

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.54 AU - 5.74 AU

Year: 5128 Days

Day: 6 Hours

Environment

Temp: -150 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,507,599 km

• M1: 184,454 km (0.051 R)
• M2: 695,181 km (0.077 R)
• M3: 2,132,817 km (0.116 R)
• M4: 2,654,465 km (0.061 R)
• M5: 3,599,474 km (0.117 R)
• M6: 4,524,288 km (0.085 R)
• M7: 5,905,376 km (0.111 R)
• M8: 6,577,070 km (0.055 R)
• M9: 8,621,176 km (0.06 R)
• M10: 10,008,397 km (0.097 R)
• M11: 11,686,586 km (0.114 R)
• M12: 14,095,411 km (0.109 R)
• M13: 14,660,143 km (0.108 R)
• M14: 15,357,717 km (0.105 R)
• M15: 15,955,810 km (0.105 R)
• M16: 22,515,976 km (0.109 R)
• M17: 23,288,649 km (0.059 R)
• M18: 24,158,859 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.7

Radius: 12.6

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.2 AU - 6.88 AU

Year: 5684 Days

Day: 14.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 29,507,599 km

• M1: 156,779 km (0.111 R)
• M2: 684,560 km (0.101 R)
• M3: 1,109,418 km (0.082 R)
• M4: 1,503,459 km (0.062 R)
• M5: 2,077,765 km (0.098 R)
• M6: 2,725,673 km (0.072 R)
• M7: 3,463,939 km (0.079 R)
• M8: 3,914,378 km (0.055 R)
• M9: 5,478,573 km (0.048 R)
• M10: 7,850,896 km (0.113 R)
• M11: 9,798,661 km (0.11 R)
• M12: 10,661,691 km (0.109 R)
• M13: 12,098,728 km (0.08 R)
• M14: 15,297,280 km (0.084 R)
• M15: 18,245,555 km (0.109 R)
• M16: 19,021,519 km (0.077 R)
• M17: 20,501,341 km (0.106 R)
• M18: 21,411,195 km (0.115 R)
• M19: 23,161,341 km (0.1 R)
• M20: 23,841,562 km (0.079 R)
• M21: 25,162,811 km (0.077 R)
• M22: 26,614,508 km (0.052 R)
• M23: 27,528,551 km (0.067 R)
• M24: 27,951,016 km (0.079 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 12,452 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit