🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.7

Radius: 13.6

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.61 AU - 0.85 AU

Year: 397 Days

Day: 5.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 23,272,255 km

• M1: 169,345 km (0.068 R)
• M2: 624,721 km (0.109 R)
• M3: 1,461,571 km (0.115 R)
• M4: 2,046,648 km (0.117 R)
• M5: 2,775,639 km (0.109 R)
• M6: 3,572,098 km (0.099 R)
• M7: 4,664,162 km (0.084 R)
• M8: 5,689,207 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.8

Radius: 10.2

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.62 AU - 0.86 AU

Year: 405 Days

Day: 10.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,272,255 km

• M1: 126,859 km (0.059 R)
• M2: 628,012 km (0.087 R)
• M3: 981,661 km (0.03 R)
• M4: 1,422,077 km (0.12 R)
• M5: 1,945,969 km (0.094 R)
• M6: 2,366,788 km (0.06 R)
• M7: 2,778,182 km (0.112 R)
• M8: 3,303,570 km (0.06 R)
• M9: 3,969,579 km (0.112 R)
• M10: 4,866,718 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.6

Radius: 10.2

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.82 AU - 0.9 AU

Year: 507 Days

Day: 14.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,272,255 km

• M1: 126,859 km (0.081 R)
• M2: 448,644 km (0.107 R)
• M3: 775,815 km (0.11 R)
• M4: 1,212,640 km (0.039 R)
• M5: 1,572,722 km (0.076 R)
• M6: 1,943,725 km (0.116 R)
• M7: 2,279,124 km (0.106 R)
• M8: 3,121,060 km (0.119 R)
• M9: 3,833,894 km (0.118 R)
• M10: 4,353,597 km (0.116 R)
• M11: 4,819,744 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776

Radius: 10

Gravity: 7.76 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.84 AU - 0.92 AU

Year: 525 Days

Day: 9.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,272,255 km

• M1: 124,615 km (0.076 R)
• M2: 437,424 km (0.039 R)
• M3: 984,354 km (0.114 R)
• M4: 1,391,859 km (0.088 R)
• M5: 1,724,863 km (0.05 R)
• M6: 2,093,473 km (0.113 R)
• M7: 2,757,238 km (0.108 R)
• M8: 3,389,439 km (0.098 R)
• M9: 3,740,396 km (0.034 R)
• M10: 4,101,375 km (0.066 R)
• M11: 4,861,332 km (0.112 R)
• M12: 5,190,597 km (0.117 R)
• M13: 5,658,689 km (0.06 R)
• M14: 6,098,357 km (0.094 R)
• M15: 6,580,362 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.6

Radius: 12.6

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.68 AU - 2.68 AU

Year: 2047 Days

Day: 13.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,272,255 km

• M1: 156,779 km (0.045 R)
• M2: 661,971 km (0.115 R)
• M3: 1,205,759 km (0.069 R)
• M4: 1,672,953 km (0.047 R)
• M5: 2,773,993 km (0.067 R)
• M6: 3,964,344 km (0.096 R)
• M7: 4,538,351 km (0.07 R)
• M8: 4,999,561 km (0.077 R)
• M9: 5,993,339 km (0.103 R)
• M10: 7,600,320 km (0.047 R)
• M11: 8,489,230 km (0.086 R)
• M12: 10,646,432 km (0.11 R)
• M13: 11,611,338 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.8

Radius: 12.5

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.92 AU - 3.14 AU

Year: 3353 Days

Day: 12 Hours

Environment

Temp: -205 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,272,255 km

• M1: 155,432 km (0.12 R)
• M2: 560,543 km (0.1 R)
• M3: 1,043,445 km (0.1 R)
• M4: 1,941,780 km (0.065 R)
• M5: 2,347,340 km (0.058 R)
• M6: 2,992,107 km (0.117 R)
• M7: 3,571,051 km (0.079 R)
• M8: 4,151,491 km (0.072 R)
• M9: 5,077,801 km (0.071 R)
• M10: 5,480,668 km (0.105 R)
• M11: 6,208,012 km (0.09 R)
• M12: 7,365,152 km (0.059 R)
• M13: 8,051,806 km (0.11 R)
• M14: 9,176,932 km (0.108 R)
• M15: 11,233,753 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.3

Radius: 13.7

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.96 AU - 3.22 AU

Year: 3454 Days

Day: 14.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,272,255 km

• M1: 170,392 km (0.101 R)
• M2: 635,342 km (0.049 R)
• M3: 1,551,330 km (0.11 R)
• M4: 2,317,869 km (0.09 R)
• M5: 3,325,860 km (0.108 R)
• M6: 4,493,920 km (0.057 R)
• M7: 7,992,865 km (0.084 R)
• M8: 10,923,936 km (0.105 R)
• M9: 13,095,349 km (0.073 R)
• M10: 13,619,839 km (0.108 R)
• M11: 14,967,267 km (0.037 R)
• M12: 15,806,511 km (0.077 R)
• M13: 16,843,823 km (0.032 R)
• M14: 17,925,864 km (0.089 R)
• M15: 19,297,228 km (0.115 R)
• M16: 19,728,219 km (0.069 R)
• M17: 20,481,893 km (0.113 R)
• M18: 20,930,537 km (0.106 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 15,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit