🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.3

Radius: 8.8

Gravity: 10.48 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.53 AU - 0.85 AU

Year: 403 Days

Day: 12.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,027,447 km

• M1: 109,506 km (0.063 R)
• M2: 384,616 km (0.029 R)
• M3: 806,183 km (0.117 R)
• M4: 1,136,944 km (0.065 R)
• M5: 1,457,083 km (0.08 R)
• M6: 1,916,798 km (0.098 R)
• M7: 2,461,035 km (0.107 R)
• M8: 2,801,370 km (0.098 R)
• M9: 3,358,921 km (0.03 R)
• M10: 3,727,829 km (0.053 R)
• M11: 4,317,993 km (0.072 R)
• M12: 4,800,296 km (0.099 R)
• M13: 5,399,735 km (0.054 R)
• M14: 5,820,853 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.5

Radius: 9.9

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.58 AU - 0.9 AU

Year: 447 Days

Day: 11.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,027,447 km

• M1: 123,119 km (0.11 R)
• M2: 489,335 km (0.05 R)
• M3: 892,501 km (0.117 R)
• M4: 1,219,223 km (0.102 R)
• M5: 1,684,771 km (0.067 R)
• M6: 2,117,857 km (0.059 R)
• M7: 2,594,775 km (0.037 R)
• M8: 3,325,561 km (0.071 R)
• M9: 3,739,648 km (0.083 R)
• M10: 4,598,489 km (0.106 R)
• M11: 5,434,591 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.5

Radius: 9

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.7 AU - 0.84 AU

Year: 475 Days

Day: 8.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 30,027,447 km

• M1: 117,285 km (0.1 R)
• M2: 531,372 km (0.077 R)
• M3: 924,066 km (0.098 R)
• M4: 1,823,897 km (0.049 R)
• M5: 2,220,032 km (0.066 R)
• M6: 2,633,072 km (0.089 R)
• M7: 3,186,734 km (0.087 R)
• M8: 4,025,828 km (0.096 R)
• M9: 4,540,445 km (0.089 R)
• M10: 5,305,189 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900

Radius: 12.8

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.48 AU - 3.84 AU

Year: 3949 Days

Day: 9.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,027,447 km

• M1: 160,668 km (0.073 R)
• M2: 670,348 km (0.099 R)
• M3: 1,071,270 km (0.084 R)
• M4: 1,593,965 km (0.094 R)
• M5: 3,820,879 km (0.119 R)
• M6: 4,558,846 km (0.064 R)
• M7: 5,755,479 km (0.099 R)
• M8: 6,228,059 km (0.104 R)
• M9: 7,982,542 km (0.111 R)
• M10: 9,879,294 km (0.088 R)
• M11: 12,299,339 km (0.065 R)
• M12: 14,652,962 km (0.037 R)
• M13: 17,353,353 km (0.103 R)
• M14: 21,542,243 km (0.067 R)
• M15: 22,686,218 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.2

Radius: 12.1

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.32 AU - 5.94 AU

Year: 8167 Days

Day: 5.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 30,027,447 km

• M1: 150,495 km (0.112 R)
• M2: 618,438 km (0.112 R)
• M3: 1,184,217 km (0.101 R)
• M4: 1,622,389 km (0.083 R)
• M5: 2,050,837 km (0.073 R)
• M6: 2,673,763 km (0.07 R)
• M7: 3,325,411 km (0.073 R)
• M8: 4,026,875 km (0.103 R)
• M9: 4,615,693 km (0.08 R)
• M10: 6,964,978 km (0.054 R)
• M11: 7,402,402 km (0.109 R)
• M12: 7,815,890 km (0.087 R)
• M13: 9,482,111 km (0.118 R)
• M14: 9,970,698 km (0.093 R)
• M15: 10,892,371 km (0.109 R)
• M16: 11,428,380 km (0.069 R)
• M17: 14,698,140 km (0.108 R)
• M18: 16,651,889 km (0.111 R)
• M19: 19,938,404 km (0.058 R)
• M20: 20,660,364 km (0.1 R)
• M21: 22,670,809 km (0.117 R)
• M22: 25,456,621 km (0.092 R)
• M23: 25,926,358 km (0.102 R)
• M24: 27,468,712 km (0.117 R)
• M25: 30,947,910 km (0.112 R)
• M26: 32,793,050 km (0.114 R)
• M27: 34,138,982 km (0.075 R)
• M28: 36,344,803 km (0.085 R)
• M29: 39,515,230 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 143.7

Radius: 4.5

Gravity: 7.1 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 6 AU - 6.38 AU

Year: 10825 Days

Day: 21.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 30,027,447 km

• M1: 57,595 km (0.048 R)
• M2: 392,844 km (0.074 R)
• M3: 849,118 km (0.117 R)
• M4: 1,203,066 km (0.072 R)
• M5: 1,431,203 km (0.105 R)
• M6: 2,438,894 km (0.049 R)
• M7: 2,823,660 km (0.066 R)
• M8: 2,973,258 km (0.119 R)
• M9: 3,412,178 km (0.112 R)
• M10: 3,691,178 km (0.083 R)
• M11: 4,854,451 km (0.117 R)
• M12: 6,305,849 km (0.071 R)
• M13: 6,858,913 km (0.115 R)
• M14: 8,286,824 km (0.107 R)
• M15: 9,314,562 km (0.102 R)
• M16: 10,292,184 km (0.088 R)
• M17: 11,196,204 km (0.1 R)
• M18: 11,859,670 km (0.079 R)
• M19: 13,526,789 km (0.086 R)
• M20: 15,115,369 km (0.071 R)
• M21: 15,574,634 km (0.055 R)
• M22: 15,749,215 km (0.094 R)
• M23: 16,946,746 km (0.094 R)
• M24: 18,075,163 km (0.093 R)
• M25: 19,588,794 km (0.091 R)
• M26: 19,860,464 km (0.049 R)
• M27: 20,272,456 km (0.072 R)
• M28: 20,550,409 km (0.087 R)
• M29: 20,901,366 km (0.117 R)
• M30: 21,542,991 km (0.049 R)
• M31: 24,241,587 km (0.076 R)
• M32: 24,476,156 km (0.088 R)
• M33: 28,524,724 km (0.118 R)
• M34: 29,313,852 km (0.059 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 13,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit