🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.8

Radius: 9.8

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.79 AU - 1.19 AU

Year: 626 Days

Day: 11.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,895,212 km

• M1: 121,922 km (0.111 R)
• M2: 439,668 km (0.066 R)
• M3: 811,718 km (0.084 R)
• M4: 1,618,799 km (0.076 R)
• M5: 2,287,800 km (0.035 R)
• M6: 3,503,133 km (0.078 R)
• M7: 4,321,284 km (0.114 R)
• M8: 4,934,037 km (0.035 R)
• M9: 5,385,972 km (0.117 R)
• M10: 6,617,163 km (0.087 R)
• M11: 7,725,234 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.1

Radius: 13.2

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.61 AU - 2.65 AU

Year: 1977 Days

Day: 5.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,895,212 km

• M1: 165,306 km (0.11 R)
• M2: 702,661 km (0.109 R)
• M3: 1,119,441 km (0.069 R)
• M4: 1,987,408 km (0.106 R)
• M5: 2,503,221 km (0.087 R)
• M6: 3,155,019 km (0.113 R)
• M7: 3,616,080 km (0.12 R)
• M8: 4,141,318 km (0.062 R)
• M9: 4,863,876 km (0.061 R)
• M10: 5,391,358 km (0.102 R)
• M11: 5,932,603 km (0.109 R)
• M12: 6,355,666 km (0.086 R)
• M13: 7,574,439 km (0.114 R)
• M14: 8,194,074 km (0.099 R)
• M15: 8,720,359 km (0.066 R)
• M16: 9,434,839 km (0.082 R)
• M17: 10,364,739 km (0.028 R)
• M18: 12,088,555 km (0.059 R)
• M19: 12,689,939 km (0.12 R)
• M20: 13,650,955 km (0.073 R)
• M21: 14,570,234 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.1

Radius: 10.6

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.38 AU - 3.64 AU

Year: 3320 Days

Day: 6.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 32,895,212 km

• M1: 131,945 km (0.075 R)
• M2: 515,215 km (0.098 R)
• M3: 998,715 km (0.113 R)
• M4: 1,446,163 km (0.071 R)
• M5: 2,105,141 km (0.088 R)
• M6: 2,627,687 km (0.101 R)
• M7: 2,971,313 km (0.112 R)
• M8: 3,611,741 km (0.103 R)
• M9: 4,521,895 km (0.082 R)
• M10: 5,018,859 km (0.088 R)
• M11: 5,846,135 km (0.055 R)
• M12: 6,465,919 km (0.089 R)
• M13: 7,129,087 km (0.078 R)
• M14: 7,903,405 km (0.094 R)
• M15: 8,768,829 km (0.071 R)
• M16: 10,363,093 km (0.103 R)
• M17: 11,528,162 km (0.115 R)
• M18: 11,920,557 km (0.054 R)
• M19: 12,276,899 km (0.111 R)
• M20: 13,010,976 km (0.098 R)
• M21: 13,436,582 km (0.077 R)
• M22: 14,516,080 km (0.06 R)
• M23: 15,025,461 km (0.107 R)
• M24: 15,758,789 km (0.095 R)
• M25: 16,625,709 km (0.087 R)
• M26: 19,849,543 km (0.075 R)
• M27: 21,053,806 km (0.107 R)
• M28: 22,373,409 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646

Radius: 9.7

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.19 AU - 6.99 AU

Year: 8403 Days

Day: 9.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 32,895,212 km

• M1: 120,725 km (0.085 R)
• M2: 571,165 km (0.111 R)
• M3: 942,167 km (0.068 R)
• M4: 1,879,697 km (0.045 R)
• M5: 2,558,572 km (0.067 R)
• M6: 3,279,634 km (0.091 R)
• M7: 5,030,976 km (0.092 R)
• M8: 5,624,730 km (0.1 R)
• M9: 6,369,578 km (0.066 R)
• M10: 8,562,533 km (0.046 R)
• M11: 9,455,184 km (0.106 R)
• M12: 10,959,690 km (0.069 R)
• M13: 12,011,213 km (0.107 R)
• M14: 12,561,733 km (0.064 R)
• M15: 14,807,945 km (0.062 R)
• M16: 15,699,100 km (0.055 R)
• M17: 17,102,328 km (0.099 R)
• M18: 17,448,497 km (0.073 R)
• M19: 21,171,390 km (0.09 R)
• M20: 23,049,292 km (0.107 R)
• M21: 23,727,868 km (0.052 R)
• M22: 25,213,824 km (0.061 R)
• M23: 28,177,507 km (0.051 R)
• M24: 29,743,198 km (0.116 R)
• M25: 31,366,036 km (0.085 R)
• M26: 33,368,703 km (0.08 R)
• M27: 36,702,342 km (0.087 R)
• M28: 38,449,645 km (0.099 R)
• M29: 39,163,825 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137.8

Radius: 6.3

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.12 AU - 7.08 AU

Year: 10781 Days

Day: 22.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,895,212 km

• M1: 78,389 km (0.083 R)
• M2: 436,676 km (0.117 R)
• M3: 796,609 km (0.057 R)
• M4: 1,256,473 km (0.078 R)
• M5: 1,758,972 km (0.044 R)
• M6: 2,355,119 km (0.106 R)
• M7: 2,744,223 km (0.077 R)
• M8: 3,294,893 km (0.109 R)
• M9: 3,607,253 km (0.094 R)
• M10: 4,195,472 km (0.079 R)
• M11: 7,268,512 km (0.068 R)
• M12: 8,896,436 km (0.083 R)
• M13: 9,922,528 km (0.12 R)
• M14: 10,619,205 km (0.081 R)
• M15: 11,394,571 km (0.102 R)
• M16: 11,772,305 km (0.079 R)
• M17: 13,947,159 km (0.106 R)
• M18: 15,614,128 km (0.053 R)
• M19: 16,796,550 km (0.117 R)
• M20: 17,347,668 km (0.077 R)
• M21: 18,037,464 km (0.055 R)
• M22: 21,405,211 km (0.114 R)
• M23: 25,810,270 km (0.059 R)
• M24: 27,207,514 km (0.118 R)
• M25: 28,223,733 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.8

Radius: 4.7

Gravity: 24.98 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.26 AU - 10.7 AU

Year: 17110 Days

Day: 20 Hours

Environment

Temp: -220 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 32,895,212 km

• M1: 61,186 km (0.043 R)
• M2: 309,817 km (0.103 R)
• M3: 475,272 km (0.062 R)
• M4: 727,943 km (0.051 R)
• M5: 1,140,385 km (0.088 R)
• M6: 1,613,114 km (0.088 R)
• M7: 1,884,784 km (0.089 R)
• M8: 4,261,595 km (0.091 R)
• M9: 4,451,733 km (0.06 R)
• M10: 4,614,346 km (0.075 R)
• M11: 4,848,766 km (0.12 R)
• M12: 5,525,397 km (0.069 R)
• M13: 7,196,406 km (0.111 R)
• M14: 7,557,684 km (0.105 R)
• M15: 9,072,961 km (0.099 R)
• M16: 11,494,352 km (0.083 R)
• M17: 15,770,458 km (0.098 R)
• M18: 16,612,096 km (0.051 R)
• M19: 16,768,276 km (0.088 R)
• M20: 22,110,116 km (0.104 R)
• M21: 23,260,524 km (0.119 R)
• M22: 25,368,508 km (0.095 R)
• M23: 27,600,508 km (0.039 R)
• M24: 29,272,713 km (0.115 R)
• M25: 29,959,966 km (0.119 R)
• M26: 32,450,621 km (0.068 R)
• M27: 32,940,105 km (0.108 R)
• M28: 38,928,807 km (0.104 R)
• M29: 40,885,996 km (0.11 R)
• M30: 41,457,011 km (0.051 R)
• M31: 45,298,684 km (0.11 R)
• M32: 46,063,728 km (0.087 R)
• M33: 56,630,424 km (0.092 R)
• M34: 62,471,921 km (0.092 R)
• M35: 63,610,211 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.2

Radius: 3.5

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 7.16 AU - 11.08 AU

Year: 17512 Days

Day: 18.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 32,895,212 km

• M1: 43,683 km (0.059 R)
• M2: 379,231 km (0.116 R)
• M3: 520,750 km (0.091 R)
• M4: 2,307,697 km (0.053 R)
• M5: 4,052,158 km (0.094 R)
• M6: 4,851,758 km (0.081 R)
• M7: 5,659,587 km (0.097 R)
• M8: 7,139,558 km (0.062 R)
• M9: 8,375,835 km (0.089 R)
• M10: 10,102,195 km (0.084 R)
• M11: 13,034,612 km (0.119 R)
• M12: 17,117,138 km (0.094 R)
• M13: 20,147,392 km (0.072 R)
• M14: 22,660,786 km (0.036 R)
• M15: 26,382,931 km (0.115 R)
• M16: 27,242,670 km (0.1 R)
• M17: 28,032,247 km (0.103 R)
• M18: 31,534,633 km (0.061 R)
• M19: 32,113,128 km (0.043 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 17,461 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit