🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.4

Radius: 11.9

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.65 AU - 0.83 AU

Year: 411 Days

Day: 5.7 Hours

Environment

Temp: -146 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 48,261,642 km

• M1: 148,102 km (0.088 R)
• M2: 524,341 km (0.076 R)
• M3: 1,182,870 km (0.057 R)
• M4: 1,619,846 km (0.08 R)
• M5: 2,173,507 km (0.105 R)
• M6: 2,610,483 km (0.096 R)
• M7: 3,012,452 km (0.097 R)
• M8: 3,456,160 km (0.106 R)
• M9: 4,249,477 km (0.107 R)
• M10: 4,753,024 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.4

Radius: 13.7

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.79 AU - 2.91 AU

Year: 2326 Days

Day: 10.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 48,261,642 km

• M1: 170,392 km (0.109 R)
• M2: 998,117 km (0.076 R)
• M3: 1,796,970 km (0.093 R)
• M4: 2,403,888 km (0.045 R)
• M5: 3,454,813 km (0.067 R)
• M6: 4,987,743 km (0.05 R)
• M7: 6,141,591 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.7

Radius: 10.2

Gravity: 9.51 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.69 AU - 2.85 AU

Year: 2977 Days

Day: 5.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,261,642 km

• M1: 126,859 km (0.102 R)
• M2: 530,025 km (0.076 R)
• M3: 856,747 km (0.119 R)
• M4: 1,174,942 km (0.105 R)
• M5: 1,747,004 km (0.103 R)
• M6: 2,936,756 km (0.111 R)
• M7: 3,258,690 km (0.116 R)
• M8: 3,604,261 km (0.049 R)
• M9: 4,212,975 km (0.081 R)
• M10: 4,937,927 km (0.031 R)
• M11: 6,135,757 km (0.117 R)
• M12: 7,098,718 km (0.064 R)
• M13: 7,616,476 km (0.113 R)
• M14: 8,511,670 km (0.052 R)
• M15: 9,021,948 km (0.072 R)
• M16: 11,140,703 km (0.115 R)
• M17: 12,247,129 km (0.113 R)
• M18: 13,135,890 km (0.052 R)
• M19: 16,784,133 km (0.104 R)
• M20: 18,900,644 km (0.112 R)
• M21: 19,518,932 km (0.064 R)
• M22: 20,086,805 km (0.108 R)
• M23: 20,926,349 km (0.073 R)
• M24: 21,255,464 km (0.088 R)
• M25: 23,942,391 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.6

Radius: 10.9

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.48 AU - 4.14 AU

Year: 4802 Days

Day: 9 Hours

Environment

Temp: -209 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,261,642 km

• M1: 135,536 km (0.078 R)
• M2: 476,918 km (0.118 R)
• M3: 1,490,444 km (0.119 R)
• M4: 2,254,141 km (0.115 R)
• M5: 2,656,409 km (0.032 R)
• M6: 4,185,150 km (0.088 R)
• M7: 6,576,771 km (0.11 R)
• M8: 7,302,919 km (0.097 R)
• M9: 8,228,930 km (0.046 R)
• M10: 10,796,030 km (0.101 R)
• M11: 14,014,329 km (0.111 R)
• M12: 17,512,525 km (0.108 R)
• M13: 19,166,330 km (0.087 R)
• M14: 21,624,971 km (0.096 R)
• M15: 22,343,639 km (0.06 R)
• M16: 22,708,957 km (0.07 R)
• M17: 23,980,688 km (0.078 R)
• M18: 24,906,549 km (0.098 R)
• M19: 26,421,228 km (0.119 R)
• M20: 28,763,781 km (0.036 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746.2

Radius: 3.7

Gravity: 54.51 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 6.03 AU - 6.13 AU

Year: 9680 Days

Day: 21.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 48,261,642 km

• M1: 46,076 km (0.042 R)
• M2: 437,574 km (0.095 R)
• M3: 640,279 km (0.108 R)
• M4: 781,499 km (0.109 R)
• M5: 1,005,597 km (0.082 R)
• M6: 1,209,798 km (0.063 R)
• M7: 1,441,076 km (0.058 R)
• M8: 1,581,997 km (0.087 R)
• M9: 2,078,064 km (0.095 R)
• M10: 2,409,872 km (0.05 R)
• M11: 2,950,369 km (0.057 R)
• M12: 3,643,755 km (0.118 R)
• M13: 4,678,225 km (0.072 R)
• M14: 4,831,562 km (0.12 R)
• M15: 5,020,056 km (0.094 R)
• M16: 6,366,885 km (0.118 R)
• M17: 7,346,751 km (0.12 R)
• M18: 7,512,356 km (0.088 R)
• M19: 7,638,168 km (0.112 R)
• M20: 8,468,137 km (0.115 R)
• M21: 8,742,350 km (0.111 R)
• M22: 9,404,919 km (0.099 R)
• M23: 11,043,913 km (0.104 R)
• M24: 11,206,825 km (0.052 R)
• M25: 11,760,936 km (0.081 R)
• M26: 14,161,383 km (0.112 R)
• M27: 15,073,182 km (0.071 R)
• M28: 16,092,841 km (0.035 R)
• M29: 22,143,926 km (0.103 R)
• M30: 25,104,617 km (0.099 R)
• M31: 37,713,474 km (0.088 R)
• M32: 39,457,486 km (0.059 R)
• M33: 41,124,305 km (0.086 R)
• M34: 41,254,455 km (0.094 R)
• M35: 46,405,559 km (0.084 R)
• M36: 47,256,172 km (0.102 R)
• M37: 47,542,054 km (0.094 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 15,367 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit