🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.88 AU - 0.92 AU

Year: 307 Days

Day: 40.9 Hours

Environment

Temp: 156 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 3.08 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.2

Radius: 12.4

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.42 AU - 6.08 AU

Year: 4329 Days

Day: 9.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,622,891 km

• M1: 154,684 km (0.07 R)
• M2: 720,613 km (0.086 R)
• M3: 1,395,898 km (0.112 R)
• M4: 2,119,951 km (0.087 R)
• M5: 2,806,007 km (0.068 R)
• M6: 3,707,185 km (0.099 R)
• M7: 5,350,817 km (0.083 R)
• M8: 6,154,756 km (0.077 R)
• M9: 7,850,896 km (0.074 R)
• M10: 9,875,105 km (0.1 R)
• M11: 10,413,059 km (0.074 R)
• M12: 12,638,028 km (0.055 R)
• M13: 14,468,508 km (0.078 R)
• M14: 15,977,501 km (0.062 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746.4

Radius: 7.8

Gravity: 12.27 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 13.17 AU - 17.59 AU

Year: 21707 Days

Day: 22.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,622,891 km

• M1: 96,939 km (0.045 R)
• M2: 359,334 km (0.113 R)
• M3: 654,640 km (0.094 R)
• M4: 1,210,546 km (0.104 R)
• M5: 1,833,472 km (0.062 R)
• M6: 4,487,487 km (0.108 R)
• M7: 7,084,955 km (0.068 R)
• M8: 8,948,945 km (0.093 R)
• M9: 9,288,532 km (0.095 R)
• M10: 14,140,739 km (0.102 R)
• M11: 18,752,542 km (0.099 R)
• M12: 21,046,176 km (0.069 R)
• M13: 21,647,560 km (0.041 R)
• M14: 28,064,411 km (0.102 R)
• M15: 29,409,595 km (0.095 R)
• M16: 34,112,204 km (0.072 R)
• M17: 36,068,795 km (0.11 R)
• M18: 38,395,191 km (0.103 R)
• M19: 43,829,035 km (0.068 R)
• M20: 49,754,157 km (0.032 R)
• M21: 52,999,534 km (0.109 R)
• M22: 62,543,728 km (0.096 R)
• M23: 64,833,324 km (0.116 R)
• M24: 66,318,980 km (0.101 R)
• M25: 74,319,773 km (0.115 R)
• M26: 74,782,180 km (0.112 R)
• M27: 78,790,655 km (0.032 R)
• M28: 79,512,615 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 147

Radius: 7.7

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 14.64 AU - 23.48 AU

Year: 29947 Days

Day: 17.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,622,891 km

• M1: 95,743 km (0.059 R)
• M2: 704,008 km (0.073 R)
• M3: 1,347,278 km (0.032 R)
• M4: 2,648,032 km (0.076 R)
• M5: 3,209,772 km (0.05 R)
• M6: 3,466,332 km (0.107 R)
• M7: 4,258,752 km (0.113 R)
• M8: 6,197,541 km (0.063 R)
• M9: 6,886,888 km (0.103 R)
• M10: 8,085,316 km (0.065 R)
• M11: 8,562,683 km (0.036 R)
• M12: 11,353,431 km (0.113 R)
• M13: 13,408,906 km (0.061 R)
• M14: 20,426,243 km (0.108 R)
• M15: 31,613,920 km (0.082 R)
• M16: 33,642,916 km (0.085 R)
• M17: 39,429,810 km (0.051 R)
• M18: 46,448,792 km (0.101 R)
• M19: 57,505,571 km (0.101 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 18,982 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit