🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.8

Radius: 8.4

Gravity: 11.28 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.78 AU - 1.16 AU

Year: 672 Days

Day: 11.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 77.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,110,733 km

• M1: 104,419 km (0.101 R)
• M2: 500,854 km (0.057 R)
• M3: 776,413 km (0.066 R)
• M4: 1,398,890 km (0.082 R)
• M5: 1,784,254 km (0.113 R)
• M6: 2,073,127 km (0.074 R)
• M7: 2,362,001 km (0.106 R)
• M8: 2,899,955 km (0.063 R)
• M9: 3,342,016 km (0.085 R)
• M10: 3,813,699 km (0.09 R)
• M11: 4,126,807 km (0.086 R)
• M12: 4,473,126 km (0.071 R)
• M13: 5,333,164 km (0.099 R)
• M14: 5,649,414 km (0.108 R)
• M15: 5,958,483 km (0.045 R)
• M16: 7,468,674 km (0.118 R)
• M17: 7,817,835 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.4

Radius: 14.8

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.68 AU - 2.78 AU

Year: 2341 Days

Day: 13.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,110,733 km

• M1: 184,005 km (0.091 R)
• M2: 1,038,808 km (0.098 R)
• M3: 1,524,701 km (0.104 R)
• M4: 2,002,218 km (0.103 R)
• M5: 3,139,910 km (0.11 R)
• M6: 4,037,198 km (0.103 R)
• M7: 4,555,255 km (0.082 R)
• M8: 5,209,895 km (0.11 R)
• M9: 5,947,114 km (0.101 R)
• M10: 7,113,828 km (0.052 R)
• M11: 7,727,777 km (0.117 R)
• M12: 8,636,135 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.7

Radius: 11.1

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.01 AU - 3.21 AU

Year: 2964 Days

Day: 7.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,110,733 km

• M1: 138,528 km (0.106 R)
• M2: 647,011 km (0.038 R)
• M3: 1,307,635 km (0.047 R)
• M4: 2,773,844 km (0.095 R)
• M5: 5,404,971 km (0.078 R)
• M6: 6,179,140 km (0.093 R)
• M7: 6,789,649 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.5

Radius: 11.2

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.25 AU - 4.27 AU

Year: 6180 Days

Day: 5.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,110,733 km

• M1: 147,803 km (0.117 R)
• M2: 600,785 km (0.102 R)
• M3: 1,137,841 km (0.116 R)
• M4: 1,633,310 km (0.049 R)
• M5: 2,146,131 km (0.096 R)
• M6: 2,746,467 km (0.103 R)
• M7: 3,785,724 km (0.031 R)
• M8: 5,042,346 km (0.036 R)
• M9: 5,796,917 km (0.1 R)
• M10: 7,350,342 km (0.117 R)
• M11: 8,013,210 km (0.088 R)
• M12: 9,206,403 km (0.089 R)
• M13: 9,758,718 km (0.113 R)
• M14: 10,288,145 km (0.075 R)
• M15: 10,743,820 km (0.079 R)
• M16: 12,091,996 km (0.072 R)
• M17: 12,859,134 km (0.088 R)
• M18: 13,822,095 km (0.06 R)
• M19: 14,377,403 km (0.086 R)
• M20: 15,414,714 km (0.114 R)
• M21: 16,874,341 km (0.028 R)
• M22: 28,590,696 km (0.09 R)
• M23: 31,639,800 km (0.09 R)
• M24: 32,313,439 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.7

Radius: 7.8

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.88 AU - 7.72 AU

Year: 11115 Days

Day: 16.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,110,733 km

• M1: 115,789 km (0.074 R)
• M2: 429,346 km (0.116 R)
• M3: 836,850 km (0.041 R)
• M4: 1,248,095 km (0.088 R)
• M5: 2,096,315 km (0.1 R)
• M6: 2,694,557 km (0.078 R)
• M7: 4,089,407 km (0.095 R)
• M8: 4,423,459 km (0.119 R)
• M9: 5,437,135 km (0.115 R)
• M10: 5,807,240 km (0.086 R)
• M11: 6,158,196 km (0.094 R)
• M12: 6,486,115 km (0.103 R)
• M13: 6,980,237 km (0.113 R)
• M14: 7,336,878 km (0.069 R)
• M15: 7,622,610 km (0.112 R)
• M16: 8,840,785 km (0.107 R)
• M17: 11,439,001 km (0.075 R)
• M18: 12,445,795 km (0.064 R)
• M19: 18,455,141 km (0.077 R)
• M20: 18,908,273 km (0.098 R)
• M21: 22,633,709 km (0.043 R)
• M22: 23,327,993 km (0.119 R)
• M23: 26,917,294 km (0.081 R)
• M24: 28,390,534 km (0.032 R)
• M25: 30,228,643 km (0.085 R)
• M26: 32,911,083 km (0.106 R)
• M27: 43,879,449 km (0.036 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943

Radius: 3.4

Gravity: 81.57 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 7.84 AU - 8.04 AU

Year: 15727 Days

Day: 17.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,110,733 km

• M1: 280,646 km (0.065 R)
• M2: 681,568 km (0.102 R)
• M3: 1,279,959 km (0.091 R)
• M4: 1,445,115 km (0.095 R)
• M5: 2,493,497 km (0.075 R)
• M6: 2,655,811 km (0.083 R)
• M7: 7,057,130 km (0.119 R)
• M8: 7,620,516 km (0.032 R)
• M9: 8,521,095 km (0.1 R)
• M10: 10,059,260 km (0.067 R)
• M11: 13,886,572 km (0.103 R)
• M12: 14,768,451 km (0.117 R)
• M13: 22,903,434 km (0.071 R)
• M14: 24,761,739 km (0.107 R)
• M15: 25,402,915 km (0.11 R)
• M16: 37,777,801 km (0.067 R)
• M17: 41,101,267 km (0.065 R)
• M18: 47,663,378 km (0.093 R)
• M19: 48,654,314 km (0.102 R)
• M20: 50,506,635 km (0.099 R)
• M21: 50,848,316 km (0.1 R)
• M22: 53,638,017 km (0.09 R)
• M23: 57,824,215 km (0.083 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 12,915 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit