🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526

Radius: 10.1

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.8 AU - 1.08 AU

Year: 598 Days

Day: 9.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 77,235,387 km

• M1: 127,457 km (0.061 R)
• M2: 350,957 km (0.118 R)
• M3: 627,264 km (0.048 R)
• M4: 946,207 km (0.104 R)
• M5: 1,158,336 km (0.035 R)
• M6: 1,389,016 km (0.098 R)
• M7: 1,745,807 km (0.079 R)
• M8: 2,132,218 km (0.111 R)
• M9: 2,480,632 km (0.112 R)
• M10: 2,908,033 km (0.056 R)
• M11: 3,152,925 km (0.093 R)
• M12: 3,549,060 km (0.03 R)
• M13: 3,979,603 km (0.113 R)
• M14: 4,225,242 km (0.091 R)
• M15: 4,532,217 km (0.118 R)
• M16: 4,794,612 km (0.101 R)
• M17: 5,030,378 km (0.1 R)
• M18: 5,615,156 km (0.1 R)
• M19: 6,144,433 km (0.119 R)
• M20: 6,515,137 km (0.11 R)
• M21: 6,711,260 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.5

Radius: 12.4

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.91 AU - 1.19 AU

Year: 706 Days

Day: 5.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 86.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,235,387 km

• M1: 157,078 km (0.083 R)
• M2: 497,263 km (0.082 R)
• M3: 780,302 km (0.118 R)
• M4: 1,033,422 km (0.119 R)
• M5: 1,281,156 km (0.112 R)
• M6: 1,883,587 km (0.084 R)
• M7: 2,381,598 km (0.111 R)
• M8: 3,133,776 km (0.082 R)
• M9: 3,745,631 km (0.083 R)
• M10: 4,039,591 km (0.095 R)
• M11: 5,052,967 km (0.1 R)
• M12: 6,018,771 km (0.102 R)
• M13: 6,280,717 km (0.108 R)
• M14: 6,548,497 km (0.105 R)
• M15: 7,769,515 km (0.05 R)
• M16: 8,083,521 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.5

Radius: 12.2

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.55 AU - 1.71 AU

Year: 1365 Days

Day: 6.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,235,387 km

• M1: 159,621 km (0.11 R)
• M2: 429,495 km (0.119 R)
• M3: 987,346 km (0.066 R)
• M4: 1,595,760 km (0.056 R)
• M5: 1,873,713 km (0.101 R)
• M6: 2,229,008 km (0.097 R)
• M7: 2,559,919 km (0.101 R)
• M8: 2,989,414 km (0.077 R)
• M9: 3,562,075 km (0.119 R)
• M10: 3,882,514 km (0.087 R)
• M11: 4,246,934 km (0.119 R)
• M12: 4,504,392 km (0.082 R)
• M13: 4,833,507 km (0.054 R)
• M14: 5,459,275 km (0.116 R)
• M15: 5,734,386 km (0.044 R)
• M16: 6,232,846 km (0.093 R)
• M17: 6,527,105 km (0.086 R)
• M18: 6,924,137 km (0.075 R)
• M19: 7,254,150 km (0.109 R)
• M20: 7,511,907 km (0.105 R)
• M21: 8,481,900 km (0.11 R)
• M22: 8,804,134 km (0.063 R)
• M23: 9,807,487 km (0.109 R)
• M24: 10,459,584 km (0.087 R)
• M25: 10,865,892 km (0.074 R)
• M26: 12,182,951 km (0.084 R)
• M27: 12,414,230 km (0.113 R)
• M28: 13,576,306 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.7

Radius: 11.5

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.86 AU - 5.2 AU

Year: 6325 Days

Day: 13.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 77,235,387 km

• M1: 173,384 km (0.11 R)
• M2: 449,093 km (0.12 R)
• M3: 1,120,189 km (0.085 R)
• M4: 1,423,274 km (0.115 R)
• M5: 1,767,349 km (0.092 R)
• M6: 2,241,275 km (0.104 R)
• M7: 2,981,486 km (0.031 R)
• M8: 3,621,465 km (0.054 R)
• M9: 4,026,875 km (0.025 R)
• M10: 5,377,146 km (0.097 R)
• M11: 5,753,534 km (0.075 R)
• M12: 6,051,832 km (0.12 R)
• M13: 6,513,940 km (0.082 R)
• M14: 10,958,942 km (0.084 R)
• M15: 11,877,173 km (0.064 R)
• M16: 12,393,884 km (0.054 R)
• M17: 13,918,287 km (0.086 R)
• M18: 14,150,014 km (0.059 R)
• M19: 15,192,412 km (0.091 R)
• M20: 16,322,324 km (0.112 R)
• M21: 17,286,483 km (0.12 R)
• M22: 17,648,809 km (0.058 R)
• M23: 19,298,574 km (0.12 R)
• M24: 19,736,447 km (0.118 R)
• M25: 21,825,731 km (0.079 R)
• M26: 24,570,852 km (0.11 R)
• M27: 26,068,027 km (0.102 R)
• M28: 26,321,895 km (0.08 R)
• M29: 27,220,081 km (0.039 R)
• M30: 27,479,483 km (0.073 R)
• M31: 28,133,525 km (0.09 R)
• M32: 28,928,488 km (0.058 R)
• M33: 30,209,944 km (0.086 R)
• M34: 32,149,181 km (0.076 R)
• M35: 32,501,933 km (0.1 R)
• M36: 33,787,577 km (0.082 R)
• M37: 34,512,678 km (0.032 R)
• M38: 36,960,248 km (0.107 R)
• M39: 38,715,929 km (0.058 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 875

Radius: 5.7

Gravity: 26.93 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.5 AU - 9.76 AU

Year: 18097 Days

Day: 17.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 77,235,387 km

• M1: 71,209 km (0.115 R)
• M2: 287,677 km (0.11 R)
• M3: 564,732 km (0.032 R)
• M4: 2,655,063 km (0.083 R)
• M5: 6,077,413 km (0.092 R)
• M6: 6,923,389 km (0.095 R)
• M7: 11,747,472 km (0.099 R)
• M8: 12,853,150 km (0.109 R)
• M9: 13,553,417 km (0.103 R)
• M10: 13,943,270 km (0.046 R)
• M11: 15,558,179 km (0.037 R)
• M12: 16,755,710 km (0.095 R)
• M13: 19,207,918 km (0.071 R)
• M14: 20,936,222 km (0.065 R)
• M15: 21,828,274 km (0.118 R)
• M16: 22,322,695 km (0.045 R)
• M17: 23,074,873 km (0.117 R)
• M18: 24,356,179 km (0.058 R)
• M19: 30,309,875 km (0.097 R)
• M20: 30,794,722 km (0.093 R)
• M21: 33,582,029 km (0.076 R)
• M22: 34,092,457 km (0.066 R)
• M23: 34,503,552 km (0.076 R)
• M24: 35,961,982 km (0.112 R)
• M25: 65,382,946 km (0.092 R)
• M26: 67,529,975 km (0.119 R)
• M27: 73,877,562 km (0.039 R)
• M28: 74,179,600 km (0.032 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 18,307 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit