🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.69 AU - 0.97 AU

Year: 332 Days

Day: 22.6 Hours

Environment

Temp: -47 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.43 AU - 2.45 AU

Year: 1676 Days

Day: 39 Hours

Environment

Temp: -126 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.7

Radius: 13.2

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.25 AU - 5.23 AU

Year: 4538 Days

Day: 6.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 41,625,956 km

• M1: 164,109 km (0.093 R)
• M2: 609,761 km (0.114 R)
• M3: 1,478,775 km (0.118 R)
• M4: 2,207,317 km (0.085 R)
• M5: 2,647,134 km (0.076 R)
• M6: 5,139,136 km (0.11 R)
• M7: 6,497,185 km (0.112 R)
• M8: 8,191,680 km (0.093 R)
• M9: 9,220,914 km (0.059 R)
• M10: 9,995,681 km (0.06 R)
• M11: 11,909,486 km (0.032 R)
• M12: 13,951,497 km (0.054 R)
• M13: 16,568,563 km (0.042 R)
• M14: 17,225,447 km (0.067 R)
• M15: 19,563,362 km (0.039 R)
• M16: 20,500,743 km (0.084 R)
• M17: 21,468,042 km (0.096 R)
• M18: 23,344,598 km (0.108 R)
• M19: 27,422,038 km (0.106 R)
• M20: 28,257,243 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832

Radius: 14.3

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 4.61 AU - 5.37 AU

Year: 4901 Days

Day: 11.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,625,956 km

• M1: 180,415 km (0.081 R)
• M2: 654,191 km (0.119 R)
• M3: 1,184,965 km (0.086 R)
• M4: 1,740,571 km (0.117 R)
• M5: 3,630,591 km (0.114 R)
• M6: 4,471,032 km (0.083 R)
• M7: 4,964,854 km (0.075 R)
• M8: 5,582,394 km (0.033 R)
• M9: 7,353,783 km (0.106 R)
• M10: 8,310,910 km (0.107 R)
• M11: 8,980,659 km (0.106 R)
• M12: 10,518,376 km (0.077 R)
• M13: 11,350,140 km (0.078 R)
• M14: 12,375,633 km (0.111 R)
• M15: 12,833,553 km (0.112 R)
• M16: 15,296,233 km (0.118 R)
• M17: 16,547,170 km (0.065 R)
• M18: 18,385,578 km (0.092 R)
• M19: 20,568,361 km (0.108 R)
• M20: 22,091,566 km (0.073 R)
• M21: 24,476,007 km (0.115 R)
• M22: 25,689,246 km (0.117 R)
• M23: 26,436,337 km (0.108 R)
• M24: 31,320,409 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.8

Radius: 8.6

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 6.77 AU - 6.77 AU

Year: 7745 Days

Day: 5.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 41,625,956 km

• M1: 106,962 km (0.098 R)
• M2: 400,773 km (0.119 R)
• M3: 915,090 km (0.071 R)
• M4: 1,216,829 km (0.083 R)
• M5: 1,695,991 km (0.073 R)
• M6: 4,308,419 km (0.105 R)
• M7: 4,584,726 km (0.115 R)
• M8: 5,679,483 km (0.071 R)
• M9: 6,358,358 km (0.088 R)
• M10: 6,865,046 km (0.078 R)
• M11: 8,041,334 km (0.098 R)
• M12: 8,461,854 km (0.111 R)
• M13: 10,098,155 km (0.076 R)
• M14: 10,838,515 km (0.103 R)
• M15: 11,351,935 km (0.06 R)
• M16: 12,043,526 km (0.116 R)
• M17: 14,105,284 km (0.037 R)
• M18: 14,470,452 km (0.115 R)
• M19: 15,994,556 km (0.096 R)
• M20: 16,931,487 km (0.066 R)
• M21: 18,260,963 km (0.072 R)
• M22: 21,364,670 km (0.055 R)
• M23: 21,765,742 km (0.057 R)
• M24: 22,665,873 km (0.11 R)
• M25: 23,675,808 km (0.103 R)
• M26: 28,594,287 km (0.12 R)
• M27: 29,772,968 km (0.098 R)
• M28: 30,072,613 km (0.101 R)
• M29: 35,704,374 km (0.043 R)
• M30: 36,042,615 km (0.047 R)
• M31: 36,840,271 km (0.09 R)
• M32: 40,027,603 km (0.09 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: 180 - 13,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit