🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.6

Radius: 10.8

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.3 AU - 1.76 AU

Year: 1203 Days

Day: 7.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,416,556 km

• M1: 135,386 km (0.074 R)
• M2: 509,082 km (0.074 R)
• M3: 878,887 km (0.048 R)
• M4: 1,419,235 km (0.066 R)
• M5: 1,899,145 km (0.096 R)
• M6: 2,251,149 km (0.051 R)
• M7: 2,978,045 km (0.087 R)
• M8: 3,904,355 km (0.074 R)
• M9: 4,590,859 km (0.115 R)
• M10: 4,953,634 km (0.093 R)
• M11: 5,335,408 km (0.12 R)
• M12: 6,553,584 km (0.081 R)
• M13: 7,089,593 km (0.099 R)
• M14: 8,672,488 km (0.111 R)
• M15: 10,092,920 km (0.088 R)
• M16: 11,557,782 km (0.026 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.5

Radius: 9.8

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.8 AU - 1.98 AU

Year: 1652 Days

Day: 13.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,416,556 km

• M1: 121,922 km (0.063 R)
• M2: 443,558 km (0.101 R)
• M3: 1,097,899 km (0.116 R)
• M4: 1,703,321 km (0.12 R)
• M5: 2,036,625 km (0.101 R)
• M6: 2,531,794 km (0.096 R)
• M7: 2,969,368 km (0.051 R)
• M8: 3,391,234 km (0.079 R)
• M9: 3,764,182 km (0.104 R)
• M10: 4,694,680 km (0.051 R)
• M11: 5,203,014 km (0.115 R)
• M12: 5,985,860 km (0.044 R)
• M13: 6,871,629 km (0.107 R)
• M14: 7,222,136 km (0.062 R)
• M15: 7,813,497 km (0.059 R)
• M16: 8,345,766 km (0.077 R)
• M17: 11,119,311 km (0.083 R)
• M18: 12,101,271 km (0.028 R)
• M19: 13,305,085 km (0.112 R)
• M20: 14,455,044 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.3

Radius: 8.1

Gravity: 11.51 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.25 AU - 3.59 AU

Year: 4021 Days

Day: 10.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,416,556 km

• M1: 100,679 km (0.056 R)
• M2: 415,134 km (0.097 R)
• M3: 678,277 km (0.073 R)
• M4: 1,223,711 km (0.102 R)
• M5: 1,658,592 km (0.06 R)
• M6: 1,912,908 km (0.056 R)
• M7: 2,178,594 km (0.107 R)
• M8: 2,699,942 km (0.081 R)
• M9: 3,562,374 km (0.09 R)
• M10: 4,125,012 km (0.078 R)
• M11: 4,695,728 km (0.051 R)
• M12: 5,935,445 km (0.064 R)
• M13: 6,414,009 km (0.103 R)
• M14: 10,258,824 km (0.083 R)
• M15: 10,599,907 km (0.118 R)
• M16: 11,259,484 km (0.052 R)
• M17: 12,515,507 km (0.092 R)
• M18: 14,017,769 km (0.115 R)
• M19: 15,469,317 km (0.09 R)
• M20: 16,145,649 km (0.097 R)
• M21: 17,739,166 km (0.08 R)
• M22: 19,564,559 km (0.037 R)
• M23: 25,166,700 km (0.11 R)
• M24: 26,022,849 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.4

Radius: 10.4

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.52 AU - 5 AU

Year: 5590 Days

Day: 5.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,416,556 km

• M1: 129,552 km (0.118 R)
• M2: 479,461 km (0.091 R)
• M3: 1,558,810 km (0.09 R)
• M4: 2,138,352 km (0.105 R)
• M5: 2,641,150 km (0.037 R)
• M6: 3,221,590 km (0.062 R)
• M7: 4,900,228 km (0.048 R)
• M8: 5,718,827 km (0.043 R)
• M9: 6,725,322 km (0.095 R)
• M10: 12,960,262 km (0.037 R)
• M11: 14,352,869 km (0.106 R)
• M12: 14,914,309 km (0.08 R)
• M13: 16,809,714 km (0.109 R)
• M14: 18,072,769 km (0.05 R)
• M15: 20,293,699 km (0.119 R)
• M16: 21,578,894 km (0.114 R)
• M17: 29,273,611 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.1

Radius: 14.5

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.19 AU - 6.35 AU

Year: 8812 Days

Day: 9.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,416,556 km

• M1: 181,462 km (0.101 R)
• M2: 639,531 km (0.096 R)
• M3: 2,431,115 km (0.082 R)
• M4: 3,115,525 km (0.064 R)
• M5: 4,000,097 km (0.116 R)
• M6: 4,623,921 km (0.112 R)
• M7: 6,611,478 km (0.119 R)
• M8: 7,298,731 km (0.11 R)
• M9: 10,392,863 km (0.097 R)
• M10: 11,073,384 km (0.059 R)
• M11: 12,044,573 km (0.089 R)
• M12: 14,274,330 km (0.086 R)
• M13: 15,737,397 km (0.103 R)
• M14: 19,465,077 km (0.043 R)
• M15: 20,651,537 km (0.082 R)
• M16: 23,911,724 km (0.045 R)
• M17: 25,272,316 km (0.042 R)
• M18: 26,683,922 km (0.096 R)
• M19: 29,089,156 km (0.083 R)
• M20: 31,434,701 km (0.049 R)
• M21: 32,141,851 km (0.111 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: 176 - 15,515 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit