🌌 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: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.3

Radius: 12.6

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.45 AU - 0.65 AU

Year: 282 Days

Day: 5 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 78,689,555 km

• M1: 158,574 km (0.075 R)
• M2: 574,007 km (0.089 R)
• M3: 1,018,014 km (0.104 R)
• M4: 1,574,518 km (0.026 R)
• M5: 2,096,465 km (0.047 R)
• M6: 2,843,407 km (0.05 R)
• M7: 3,336,781 km (0.071 R)
• M8: 4,245,887 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 83.5

Radius: 9.5

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.11 AU - 2.59 AU

Year: 2487 Days

Day: 8.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,689,555 km

• M1: 118,182 km (0.115 R)
• M2: 451,636 km (0.069 R)
• M3: 771,925 km (0.047 R)
• M4: 1,112,709 km (0.092 R)
• M5: 2,082,851 km (0.059 R)
• M6: 2,505,465 km (0.083 R)
• M7: 3,439,554 km (0.09 R)
• M8: 3,955,368 km (0.074 R)
• M9: 4,289,121 km (0.053 R)
• M10: 4,780,998 km (0.096 R)
• M11: 5,123,278 km (0.079 R)
• M12: 5,540,208 km (0.069 R)
• M13: 6,335,021 km (0.118 R)
• M14: 6,704,378 km (0.12 R)
• M15: 7,111,284 km (0.038 R)
• M16: 7,776,845 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.7

Radius: 13.8

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.01 AU - 3.17 AU

Year: 2877 Days

Day: 12.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,689,555 km

• M1: 171,738 km (0.042 R)
• M2: 615,595 km (0.098 R)
• M3: 1,112,111 km (0.094 R)
• M4: 1,589,627 km (0.075 R)
• M5: 2,059,065 km (0.068 R)
• M6: 2,636,214 km (0.108 R)
• M7: 3,090,692 km (0.083 R)
• M8: 3,947,439 km (0.057 R)
• M9: 4,759,905 km (0.042 R)
• M10: 5,299,056 km (0.04 R)
• M11: 6,081,752 km (0.101 R)
• M12: 6,554,930 km (0.107 R)
• M13: 7,847,306 km (0.102 R)
• M14: 9,933,448 km (0.103 R)
• M15: 10,517,628 km (0.098 R)
• M16: 11,674,767 km (0.109 R)
• M17: 12,243,090 km (0.091 R)
• M18: 13,969,150 km (0.106 R)
• M19: 16,702,153 km (0.056 R)
• M20: 17,424,562 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.4

Radius: 11.6

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.96 AU - 4.1 AU

Year: 5584 Days

Day: 14.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,689,555 km

• M1: 144,512 km (0.119 R)
• M2: 560,842 km (0.092 R)
• M3: 1,228,498 km (0.083 R)
• M4: 1,903,483 km (0.098 R)
• M5: 2,288,399 km (0.111 R)
• M6: 4,104,517 km (0.11 R)
• M7: 4,604,922 km (0.08 R)
• M8: 5,418,136 km (0.079 R)
• M9: 5,815,617 km (0.107 R)
• M10: 6,479,832 km (0.058 R)
• M11: 7,027,210 km (0.052 R)
• M12: 7,675,268 km (0.11 R)
• M13: 11,810,752 km (0.093 R)
• M14: 12,579,685 km (0.092 R)
• M15: 13,535,915 km (0.075 R)
• M16: 15,254,944 km (0.107 R)
• M17: 15,649,583 km (0.089 R)
• M18: 16,814,950 km (0.094 R)
• M19: 17,418,877 km (0.036 R)
• M20: 19,187,124 km (0.073 R)
• M21: 24,740,346 km (0.055 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.1

Radius: 9.9

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.51 AU - 4.77 AU

Year: 5814 Days

Day: 9.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,689,555 km

• M1: 124,017 km (0.058 R)
• M2: 454,478 km (0.114 R)
• M3: 1,711,400 km (0.058 R)
• M4: 2,157,201 km (0.117 R)
• M5: 2,871,531 km (0.065 R)
• M6: 3,241,187 km (0.092 R)
• M7: 4,878,087 km (0.097 R)
• M8: 5,437,434 km (0.066 R)
• M9: 7,078,971 km (0.095 R)
• M10: 9,201,167 km (0.055 R)
• M11: 9,510,086 km (0.079 R)
• M12: 9,871,664 km (0.107 R)
• M13: 10,767,456 km (0.076 R)
• M14: 12,079,729 km (0.115 R)
• M15: 13,215,177 km (0.082 R)
• M16: 14,010,589 km (0.029 R)
• M17: 16,011,909 km (0.04 R)
• M18: 17,649,856 km (0.116 R)
• M19: 18,127,821 km (0.092 R)
• M20: 20,498,499 km (0.066 R)
• M21: 20,950,733 km (0.114 R)
• M22: 22,987,658 km (0.074 R)
• M23: 25,933,539 km (0.11 R)
• M24: 26,285,543 km (0.1 R)
• M25: 28,651,433 km (0.102 R)
• M26: 30,079,195 km (0.097 R)
• M27: 32,055,981 km (0.042 R)
• M28: 33,490,176 km (0.112 R)
• M29: 36,596,277 km (0.085 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 630.4

Radius: 5.3

Gravity: 22.44 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 9.45 AU - 10.61 AU

Year: 21926 Days

Day: 20.9 Hours

Environment

Temp: -238 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 78,689,555 km

• M1: 77,641 km (0.091 R)
• M2: 300,692 km (0.107 R)
• M3: 733,329 km (0.06 R)
• M4: 1,010,085 km (0.081 R)
• M5: 1,339,200 km (0.083 R)
• M6: 1,596,359 km (0.099 R)
• M7: 2,231,551 km (0.077 R)
• M8: 3,183,443 km (0.026 R)
• M9: 3,495,055 km (0.107 R)
• M10: 3,795,597 km (0.097 R)
• M11: 4,693,932 km (0.028 R)
• M12: 8,022,186 km (0.063 R)
• M13: 9,315,908 km (0.059 R)
• M14: 9,601,939 km (0.061 R)
• M15: 9,952,896 km (0.115 R)
• M16: 15,013,044 km (0.106 R)
• M17: 16,295,846 km (0.102 R)
• M18: 17,824,287 km (0.113 R)
• M19: 19,445,928 km (0.115 R)
• M20: 20,773,460 km (0.078 R)
• M21: 21,261,747 km (0.068 R)
• M22: 21,857,894 km (0.098 R)
• M23: 23,713,058 km (0.058 R)
• M24: 27,149,620 km (0.088 R)
• M25: 29,168,144 km (0.072 R)
• M26: 30,777,668 km (0.053 R)
• M27: 31,157,347 km (0.072 R)
• M28: 33,102,718 km (0.1 R)
• M29: 34,037,704 km (0.092 R)
• M30: 34,853,013 km (0.027 R)
• M31: 35,542,360 km (0.039 R)
• M32: 36,100,210 km (0.09 R)
• M33: 39,422,180 km (0.096 R)
• M34: 52,737,588 km (0.03 R)
• M35: 52,918,452 km (0.084 R)
• M36: 61,489,063 km (0.065 R)
• M37: 61,689,375 km (0.114 R)
• M38: 63,511,626 km (0.086 R)
• M39: 66,627,900 km (0.092 R)
• M40: 68,977,035 km (0.106 R)
• M41: 69,627,038 km (0.113 R)
• M42: 72,491,388 km (0.09 R)
• M43: 76,123,475 km (0.052 R)
• M44: 76,817,609 km (0.07 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 13,662 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit