🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767

Radius: 13.8

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.44 AU - 0.7 AU

Year: 297 Days

Day: 10.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,902,838 km

• M1: 171,888 km (0.091 R)
• M2: 661,821 km (0.1 R)
• M3: 1,247,347 km (0.092 R)
• M4: 1,690,157 km (0.117 R)
• M5: 2,128,778 km (0.118 R)
• M6: 2,635,615 km (0.102 R)
• M7: 3,583,019 km (0.118 R)
• M8: 4,130,098 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.9

Radius: 8.1

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.34 AU - 2.56 AU

Year: 2647 Days

Day: 13 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 45,902,838 km

• M1: 100,679 km (0.1 R)
• M2: 967,150 km (0.11 R)
• M3: 1,912,758 km (0.038 R)
• M4: 2,252,944 km (0.115 R)
• M5: 4,765,291 km (0.086 R)
• M6: 6,176,447 km (0.054 R)
• M7: 7,660,757 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.6

Radius: 13.3

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.17 AU - 3.01 AU

Year: 2877 Days

Day: 10.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,902,838 km

• M1: 165,455 km (0.041 R)
• M2: 663,018 km (0.065 R)
• M3: 1,088,175 km (0.118 R)
• M4: 1,551,928 km (0.076 R)
• M5: 1,967,661 km (0.092 R)
• M6: 2,459,389 km (0.11 R)
• M7: 2,898,160 km (0.099 R)
• M8: 3,834,941 km (0.095 R)
• M9: 4,611,354 km (0.113 R)
• M10: 5,336,156 km (0.099 R)
• M11: 8,661,866 km (0.074 R)
• M12: 9,805,542 km (0.093 R)
• M13: 10,514,486 km (0.057 R)
• M14: 11,089,241 km (0.117 R)
• M15: 12,257,302 km (0.076 R)
• M16: 12,940,665 km (0.119 R)
• M17: 17,304,434 km (0.037 R)
• M18: 19,053,982 km (0.12 R)
• M19: 19,971,765 km (0.061 R)
• M20: 20,599,776 km (0.071 R)
• M21: 22,027,987 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.1

Radius: 11.4

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.71 AU - 3.57 AU

Year: 3841 Days

Day: 7.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,902,838 km

• M1: 141,819 km (0.102 R)
• M2: 538,403 km (0.116 R)
• M3: 1,014,722 km (0.095 R)
• M4: 1,576,612 km (0.11 R)
• M5: 2,021,217 km (0.082 R)
• M6: 3,061,371 km (0.103 R)
• M7: 3,581,971 km (0.054 R)
• M8: 3,989,476 km (0.064 R)
• M9: 4,923,116 km (0.116 R)
• M10: 6,426,126 km (0.071 R)
• M11: 7,541,977 km (0.102 R)
• M12: 8,460,208 km (0.035 R)
• M13: 11,273,696 km (0.099 R)
• M14: 12,245,035 km (0.079 R)
• M15: 13,415,488 km (0.097 R)
• M16: 13,953,592 km (0.07 R)
• M17: 17,955,484 km (0.11 R)
• M18: 19,901,603 km (0.072 R)
• M19: 20,345,310 km (0.092 R)
• M20: 21,056,050 km (0.074 R)
• M21: 22,458,829 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.2

Radius: 14.4

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.13 AU - 4.35 AU

Year: 4993 Days

Day: 13.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,902,838 km

• M1: 179,069 km (0.048 R)
• M2: 652,396 km (0.119 R)
• M3: 1,155,644 km (0.044 R)
• M4: 2,021,666 km (0.109 R)
• M5: 2,600,609 km (0.118 R)
• M6: 3,138,863 km (0.092 R)
• M7: 4,419,719 km (0.105 R)
• M8: 5,352,462 km (0.107 R)
• M9: 5,909,265 km (0.11 R)
• M10: 6,535,482 km (0.07 R)
• M11: 7,677,812 km (0.103 R)
• M12: 9,455,932 km (0.054 R)
• M13: 10,441,782 km (0.073 R)
• M14: 10,959,839 km (0.117 R)
• M15: 11,495,100 km (0.082 R)
• M16: 12,569,961 km (0.12 R)
• M17: 14,280,164 km (0.052 R)
• M18: 14,919,396 km (0.107 R)
• M19: 15,466,625 km (0.087 R)
• M20: 16,659,668 km (0.097 R)
• M21: 19,357,067 km (0.073 R)
• M22: 19,877,069 km (0.076 R)
• M23: 21,013,265 km (0.114 R)
• M24: 21,632,002 km (0.09 R)
• M25: 22,121,636 km (0.087 R)
• M26: 26,868,077 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 898

Radius: 10.9

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.9 AU - 5.5 AU

Year: 8185 Days

Day: 7.5 Hours

Environment

Temp: -234 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,902,838 km

• M1: 216,618 km (0.091 R)
• M2: 707,000 km (0.068 R)
• M3: 1,183,918 km (0.115 R)
• M4: 1,825,543 km (0.057 R)
• M5: 5,686,514 km (0.102 R)
• M6: 6,496,886 km (0.048 R)
• M7: 7,065,657 km (0.103 R)
• M8: 7,708,629 km (0.11 R)
• M9: 8,172,980 km (0.082 R)
• M10: 9,439,925 km (0.102 R)
• M11: 10,677,847 km (0.073 R)
• M12: 14,975,196 km (0.06 R)
• M13: 15,433,564 km (0.03 R)
• M14: 15,833,738 km (0.043 R)
• M15: 17,432,490 km (0.09 R)
• M16: 22,022,003 km (0.072 R)
• M17: 32,291,448 km (0.067 R)
• M18: 34,059,097 km (0.089 R)
• M19: 36,123,697 km (0.045 R)
• M20: 41,648,346 km (0.094 R)
• M21: 43,211,345 km (0.102 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 16,205 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit