🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.8

Radius: 11.7

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.7 AU - 1.04 AU

Year: 550 Days

Day: 13.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 51,960,486 km

• M1: 146,456 km (0.084 R)
• M2: 537,356 km (0.084 R)
• M3: 924,365 km (0.115 R)
• M4: 1,632,562 km (0.066 R)
• M5: 2,276,132 km (0.083 R)
• M6: 2,657,905 km (0.069 R)
• M7: 3,248,518 km (0.075 R)
• M8: 3,997,554 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.3

Radius: 9.9

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1 AU - 1.16 AU

Year: 761 Days

Day: 14.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,960,486 km

• M1: 123,119 km (0.086 R)
• M2: 529,876 km (0.036 R)
• M3: 878,289 km (0.113 R)
• M4: 1,338,452 km (0.074 R)
• M5: 1,743,713 km (0.115 R)
• M6: 2,382,795 km (0.058 R)
• M7: 2,984,777 km (0.042 R)
• M8: 3,315,986 km (0.12 R)
• M9: 4,784,589 km (0.119 R)
• M10: 5,274,372 km (0.039 R)
• M11: 5,601,692 km (0.112 R)
• M12: 6,587,093 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.2

Radius: 8.8

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.33 AU - 2.61 AU

Year: 2633 Days

Day: 10.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,960,486 km

• M1: 109,506 km (0.107 R)
• M2: 416,032 km (0.051 R)
• M3: 775,067 km (0.103 R)
• M4: 1,239,718 km (0.058 R)
• M5: 1,551,330 km (0.118 R)
• M6: 2,041,413 km (0.095 R)
• M7: 2,388,180 km (0.047 R)
• M8: 2,862,106 km (0.104 R)
• M9: 3,742,939 km (0.053 R)
• M10: 4,606,268 km (0.047 R)
• M11: 5,956,538 km (0.085 R)
• M12: 7,046,957 km (0.058 R)
• M13: 7,844,613 km (0.113 R)
• M14: 8,173,878 km (0.092 R)
• M15: 8,764,490 km (0.096 R)
• M16: 9,652,354 km (0.076 R)
• M17: 10,526,753 km (0.093 R)
• M18: 11,076,226 km (0.111 R)
• M19: 15,895,971 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.6

Radius: 12

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.69 AU - 3.85 AU

Year: 4011 Days

Day: 7.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,960,486 km

• M1: 149,598 km (0.083 R)
• M2: 590,762 km (0.081 R)
• M3: 1,609,523 km (0.113 R)
• M4: 2,237,835 km (0.093 R)
• M5: 3,493,110 km (0.094 R)
• M6: 4,101,076 km (0.098 R)
• M7: 4,503,793 km (0.111 R)
• M8: 6,419,394 km (0.119 R)
• M9: 8,408,298 km (0.04 R)
• M10: 9,220,764 km (0.112 R)
• M11: 11,365,848 km (0.063 R)
• M12: 12,407,797 km (0.109 R)
• M13: 13,564,189 km (0.097 R)
• M14: 14,142,085 km (0.09 R)
• M15: 16,032,553 km (0.118 R)
• M16: 18,851,127 km (0.101 R)
• M17: 20,173,871 km (0.054 R)
• M18: 22,345,135 km (0.062 R)
• M19: 28,661,007 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.6

Radius: 8.1

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.99 AU - 4.63 AU

Year: 6069 Days

Day: 7.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,960,486 km

• M1: 100,679 km (0.119 R)
• M2: 358,436 km (0.112 R)
• M3: 724,353 km (0.099 R)
• M4: 1,244,654 km (0.089 R)
• M5: 1,571,226 km (0.106 R)
• M6: 1,995,037 km (0.112 R)
• M7: 2,477,490 km (0.104 R)
• M8: 2,875,570 km (0.056 R)
• M9: 4,377,682 km (0.081 R)
• M10: 5,623,234 km (0.054 R)
• M11: 6,524,262 km (0.097 R)
• M12: 6,834,528 km (0.061 R)
• M13: 8,499,852 km (0.108 R)
• M14: 9,212,985 km (0.106 R)
• M15: 11,147,884 km (0.035 R)
• M16: 11,412,971 km (0.112 R)
• M17: 12,233,815 km (0.108 R)
• M18: 14,878,855 km (0.115 R)
• M19: 15,472,160 km (0.108 R)
• M20: 16,249,770 km (0.105 R)
• M21: 17,111,752 km (0.115 R)
• M22: 21,201,309 km (0.098 R)
• M23: 24,386,248 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.5

Radius: 6.4

Gravity: 10.8 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 6.58 AU - 8.5 AU

Year: 14043 Days

Day: 24.7 Hours

Environment

Temp: -236 °C

Axial Tilt: 61.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,960,486 km

• M1: 80,783 km (0.088 R)
• M2: 397,482 km (0.117 R)
• M3: 1,023,399 km (0.055 R)
• M4: 1,655,300 km (0.11 R)
• M5: 1,961,078 km (0.04 R)
• M6: 3,350,394 km (0.106 R)
• M7: 3,655,274 km (0.119 R)
• M8: 4,006,231 km (0.09 R)
• M9: 4,499,006 km (0.062 R)
• M10: 4,807,178 km (0.092 R)
• M11: 5,162,473 km (0.071 R)
• M12: 6,682,088 km (0.047 R)
• M13: 7,332,390 km (0.106 R)
• M14: 9,093,456 km (0.12 R)
• M15: 9,891,262 km (0.041 R)
• M16: 10,360,101 km (0.109 R)
• M17: 11,118,563 km (0.076 R)
• M18: 13,052,265 km (0.098 R)
• M19: 15,405,589 km (0.075 R)
• M20: 16,828,264 km (0.104 R)
• M21: 18,963,924 km (0.11 R)
• M22: 19,850,291 km (0.119 R)
• M23: 20,848,258 km (0.057 R)
• M24: 25,176,274 km (0.083 R)
• M25: 25,465,148 km (0.072 R)
• M26: 33,425,251 km (0.073 R)
• M27: 33,774,262 km (0.087 R)
• M28: 35,676,549 km (0.11 R)
• M29: 42,351,157 km (0.042 R)
• M30: 42,759,709 km (0.112 R)
• M31: 50,878,535 km (0.113 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: 239 - 17,037 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit