🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.4

Radius: 11.3

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.97 AU - 1.27 AU

Year: 765 Days

Day: 10.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,246,421 km

• M1: 140,472 km (0.082 R)
• M2: 588,368 km (0.117 R)
• M3: 1,009,486 km (0.057 R)
• M4: 1,547,740 km (0.086 R)
• M5: 2,795,236 km (0.082 R)
• M6: 3,222,937 km (0.089 R)
• M7: 3,752,663 km (0.106 R)
• M8: 4,437,970 km (0.111 R)
• M9: 4,863,427 km (0.117 R)
• M10: 5,505,052 km (0.087 R)
• M11: 6,561,512 km (0.059 R)
• M12: 7,002,228 km (0.084 R)
• M13: 8,546,826 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.8

Radius: 10.8

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.42 AU - 1.82 AU

Year: 1331 Days

Day: 13.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,246,421 km

• M1: 134,638 km (0.089 R)
• M2: 556,055 km (0.115 R)
• M3: 1,015,620 km (0.112 R)
• M4: 1,357,750 km (0.096 R)
• M5: 1,906,475 km (0.046 R)
• M6: 2,372,921 km (0.103 R)
• M7: 3,175,065 km (0.084 R)
• M8: 3,523,030 km (0.076 R)
• M9: 3,896,426 km (0.088 R)
• M10: 4,601,182 km (0.09 R)
• M11: 5,486,053 km (0.063 R)
• M12: 6,136,505 km (0.067 R)
• M13: 6,524,562 km (0.086 R)
• M14: 7,542,725 km (0.05 R)
• M15: 7,963,394 km (0.112 R)
• M16: 8,530,968 km (0.101 R)
• M17: 8,878,933 km (0.076 R)

Asteroid Belt

Center: 4.03 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108

Radius: 6.5

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 5.85 AU - 7.01 AU

Year: 10528 Days

Day: 21 Hours

Environment

Temp: -219 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,246,421 km

• M1: 83,476 km (0.098 R)
• M2: 311,014 km (0.103 R)
• M3: 823,985 km (0.115 R)
• M4: 1,076,357 km (0.025 R)
• M5: 2,046,200 km (0.073 R)
• M6: 3,881,018 km (0.037 R)
• M7: 5,794,225 km (0.08 R)
• M8: 6,729,511 km (0.099 R)
• M9: 8,857,540 km (0.098 R)
• M10: 11,855,332 km (0.085 R)
• M11: 12,565,324 km (0.117 R)
• M12: 13,353,704 km (0.081 R)
• M13: 19,042,762 km (0.093 R)
• M14: 20,346,956 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.2

Radius: 3.1

Gravity: 44.45 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 7.7 AU - 12.26 AU

Year: 20357 Days

Day: 19.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 49,246,421 km

• M1: 38,895 km (0.111 R)
• M2: 157,975 km (0.084 R)
• M3: 409,300 km (0.079 R)
• M4: 525,986 km (0.087 R)
• M5: 1,078,152 km (0.1 R)
• M6: 1,608,925 km (0.088 R)
• M7: 2,599,712 km (0.065 R)
• M8: 3,395,572 km (0.054 R)
• M9: 3,505,377 km (0.104 R)
• M10: 3,848,854 km (0.057 R)
• M11: 3,968,233 km (0.096 R)
• M12: 4,569,467 km (0.11 R)
• M13: 4,805,532 km (0.12 R)
• M14: 5,989,300 km (0.109 R)
• M15: 7,725,533 km (0.076 R)
• M16: 11,095,824 km (0.115 R)
• M17: 11,277,136 km (0.108 R)
• M18: 13,199,918 km (0.048 R)
• M19: 15,630,734 km (0.112 R)
• M20: 16,165,696 km (0.107 R)
• M21: 16,871,199 km (0.067 R)
• M22: 17,111,004 km (0.101 R)
• M23: 17,597,198 km (0.077 R)
• M24: 20,800,836 km (0.113 R)
• M25: 23,767,212 km (0.054 R)
• M26: 24,884,110 km (0.08 R)
• M27: 25,298,795 km (0.069 R)
• M28: 26,570,377 km (0.073 R)
• M29: 29,470,332 km (0.103 R)
• M30: 29,585,971 km (0.083 R)
• M31: 29,934,534 km (0.071 R)
• M32: 35,626,733 km (0.119 R)
• M33: 36,551,697 km (0.052 R)
• M34: 38,174,235 km (0.093 R)
• M35: 43,031,080 km (0.061 R)
• M36: 49,742,190 km (0.069 R)
• M37: 53,259,236 km (0.097 R)
• M38: 54,293,854 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 157.5

Radius: 6.9

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 9.52 AU - 11.32 AU

Year: 21718 Days

Day: 23.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,246,421 km

• M1: 86,019 km (0.118 R)
• M2: 331,658 km (0.108 R)
• M3: 595,100 km (0.094 R)
• M4: 1,651,860 km (0.109 R)
• M5: 2,052,333 km (0.038 R)
• M6: 3,806,667 km (0.095 R)
• M7: 4,188,441 km (0.087 R)
• M8: 4,655,785 km (0.066 R)
• M9: 6,012,338 km (0.106 R)
• M10: 7,656,120 km (0.119 R)
• M11: 9,189,947 km (0.094 R)
• M12: 12,613,943 km (0.111 R)
• M13: 22,704,618 km (0.101 R)
• M14: 24,693,971 km (0.089 R)
• M15: 25,826,576 km (0.112 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 14,043 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit