🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.5

Radius: 12.2

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.43 AU - 0.69 AU

Year: 284 Days

Day: 7 Hours

Environment

Temp: -139 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 47,807,350 km

• M1: 151,991 km (0.107 R)
• M2: 830,717 km (0.1 R)
• M3: 1,407,417 km (0.118 R)
• M4: 2,082,253 km (0.081 R)
• M5: 2,491,403 km (0.077 R)
• M6: 2,891,428 km (0.096 R)
• M7: 3,557,587 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.2

Radius: 9.1

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.45 AU - 1.91 AU

Year: 1477 Days

Day: 11 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,807,350 km

• M1: 113,844 km (0.091 R)
• M2: 505,342 km (0.102 R)
• M3: 889,958 km (0.081 R)
• M4: 1,253,780 km (0.086 R)
• M5: 1,869,525 km (0.088 R)
• M6: 2,153,162 km (0.116 R)
• M7: 2,639,056 km (0.055 R)
• M8: 3,089,794 km (0.115 R)
• M9: 3,739,648 km (0.115 R)
• M10: 4,721,010 km (0.114 R)
• M11: 5,102,335 km (0.064 R)
• M12: 6,480,131 km (0.117 R)
• M13: 7,184,438 km (0.099 R)
• M14: 8,218,907 km (0.051 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 477.4

Radius: 7

Gravity: 9.74 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.88 AU - 7.3 AU

Year: 11474 Days

Day: 23.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 47,807,350 km

• M1: 108,309 km (0.06 R)
• M2: 410,945 km (0.107 R)
• M3: 660,175 km (0.041 R)
• M4: 1,232,686 km (0.058 R)
• M5: 2,558,423 km (0.115 R)
• M6: 3,084,858 km (0.068 R)
• M7: 3,506,873 km (0.106 R)
• M8: 4,267,279 km (0.038 R)
• M9: 4,883,024 km (0.059 R)
• M10: 6,363,594 km (0.099 R)
• M11: 6,969,316 km (0.035 R)
• M12: 7,326,556 km (0.108 R)
• M13: 7,654,325 km (0.109 R)
• M14: 7,949,182 km (0.081 R)
• M15: 9,394,597 km (0.073 R)
• M16: 9,635,300 km (0.078 R)
• M17: 10,229,802 km (0.104 R)
• M18: 10,796,030 km (0.118 R)
• M19: 12,047,117 km (0.105 R)
• M20: 12,446,393 km (0.055 R)
• M21: 14,069,680 km (0.104 R)
• M22: 14,640,695 km (0.117 R)
• M23: 16,586,365 km (0.091 R)
• M24: 22,234,133 km (0.114 R)
• M25: 24,429,781 km (0.091 R)
• M26: 27,445,824 km (0.116 R)
• M27: 34,318,649 km (0.093 R)
• M28: 35,584,995 km (0.072 R)
• M29: 37,482,046 km (0.113 R)
• M30: 39,072,271 km (0.086 R)
• M31: 40,452,461 km (0.113 R)
• M32: 42,912,598 km (0.107 R)
• M33: 44,516,736 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 356.5

Radius: 4

Gravity: 22.28 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.49 AU - 8.31 AU

Year: 12293 Days

Day: 23.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,807,350 km

• M1: 51,013 km (0.107 R)
• M2: 263,143 km (0.11 R)
• M3: 539,899 km (0.098 R)
• M4: 844,630 km (0.032 R)
• M5: 999,314 km (0.094 R)
• M6: 1,340,995 km (0.071 R)
• M7: 1,637,947 km (0.098 R)
• M8: 2,591,484 km (0.029 R)
• M9: 3,712,720 km (0.096 R)
• M10: 4,351,503 km (0.082 R)
• M11: 6,592,329 km (0.096 R)
• M12: 8,583,926 km (0.107 R)
• M13: 9,934,047 km (0.086 R)
• M14: 10,279,917 km (0.054 R)
• M15: 10,787,951 km (0.086 R)
• M16: 12,469,132 km (0.108 R)
• M17: 14,631,569 km (0.079 R)
• M18: 19,527,160 km (0.079 R)
• M19: 20,384,056 km (0.116 R)
• M20: 20,622,066 km (0.096 R)
• M21: 20,781,687 km (0.108 R)
• M22: 22,424,272 km (0.117 R)
• M23: 24,776,100 km (0.118 R)
• M24: 28,455,759 km (0.057 R)
• M25: 32,483,532 km (0.052 R)
• M26: 39,888,776 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.7

Radius: 3.5

Gravity: 17.28 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 7.83 AU - 9.91 AU

Year: 17917 Days

Day: 22 Hours

Environment

Temp: -237 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,807,350 km

• M1: 43,533 km (0.036 R)
• M2: 392,246 km (0.082 R)
• M3: 511,625 km (0.047 R)
• M4: 826,229 km (0.113 R)
• M5: 2,502,324 km (0.038 R)
• M6: 2,643,843 km (0.12 R)
• M7: 2,898,608 km (0.049 R)
• M8: 3,921,110 km (0.09 R)
• M9: 4,908,157 km (0.092 R)
• M10: 5,662,878 km (0.049 R)
• M11: 6,837,221 km (0.108 R)
• M12: 7,903,854 km (0.108 R)
• M13: 10,568,192 km (0.069 R)
• M14: 12,100,822 km (0.1 R)
• M15: 12,331,203 km (0.093 R)
• M16: 12,800,791 km (0.098 R)
• M17: 16,638,126 km (0.103 R)
• M18: 18,245,256 km (0.115 R)
• M19: 20,033,100 km (0.084 R)
• M20: 22,276,769 km (0.104 R)
• M21: 22,449,404 km (0.073 R)
• M22: 26,669,112 km (0.026 R)
• M23: 27,751,003 km (0.098 R)
• M24: 30,107,170 km (0.102 R)
• M25: 32,815,639 km (0.113 R)
• M26: 33,039,139 km (0.113 R)
• M27: 47,807,291 km (0.111 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 13,322 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit