🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.4

Radius: 15

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.2 AU - 1.28 AU

Year: 906 Days

Day: 12.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 32,144,348 km

• M1: 186,549 km (0.111 R)
• M2: 671,096 km (0.074 R)
• M3: 1,164,021 km (0.082 R)
• M4: 1,857,557 km (0.073 R)
• M5: 2,943,637 km (0.039 R)
• M6: 3,422,051 km (0.058 R)
• M7: 4,030,915 km (0.07 R)
• M8: 4,676,878 km (0.097 R)
• M9: 5,182,818 km (0.069 R)
• M10: 6,588,290 km (0.116 R)
• M11: 7,156,164 km (0.074 R)
• M12: 7,732,116 km (0.059 R)
• M13: 8,469,184 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.3

Radius: 13.3

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.05 AU - 1.51 AU

Year: 950 Days

Day: 9.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 32,144,348 km

• M1: 165,605 km (0.119 R)
• M2: 666,309 km (0.08 R)
• M3: 1,242,560 km (0.074 R)
• M4: 2,127,880 km (0.09 R)
• M5: 2,588,642 km (0.106 R)
• M6: 3,320,923 km (0.116 R)
• M7: 5,793,178 km (0.049 R)
• M8: 6,267,403 km (0.107 R)
• M9: 6,875,069 km (0.089 R)
• M10: 7,544,819 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674

Radius: 11.7

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.22 AU - 1.78 AU

Year: 1205 Days

Day: 8.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,144,348 km

• M1: 145,559 km (0.031 R)
• M2: 565,779 km (0.046 R)
• M3: 978,370 km (0.038 R)
• M4: 1,447,808 km (0.108 R)
• M5: 1,875,060 km (0.025 R)
• M6: 2,375,016 km (0.106 R)
• M7: 3,199,150 km (0.081 R)
• M8: 3,615,781 km (0.093 R)
• M9: 4,856,994 km (0.113 R)
• M10: 5,328,377 km (0.11 R)
• M11: 5,830,278 km (0.032 R)
• M12: 6,386,483 km (0.119 R)
• M13: 7,274,645 km (0.038 R)
• M14: 8,215,915 km (0.117 R)
• M15: 9,266,092 km (0.082 R)
• M16: 11,324,708 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.4

Radius: 11.9

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.66 AU - 2.92 AU

Year: 3057 Days

Day: 12.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,144,348 km

• M1: 147,952 km (0.102 R)
• M2: 536,159 km (0.093 R)
• M3: 1,075,309 km (0.091 R)
• M4: 1,792,332 km (0.118 R)
• M5: 3,016,940 km (0.112 R)
• M6: 3,536,344 km (0.026 R)
• M7: 4,001,893 km (0.1 R)
• M8: 5,189,849 km (0.081 R)
• M9: 5,939,185 km (0.085 R)
• M10: 6,652,767 km (0.11 R)
• M11: 7,168,880 km (0.087 R)
• M12: 8,251,071 km (0.048 R)
• M13: 10,339,756 km (0.076 R)
• M14: 10,737,836 km (0.112 R)
• M15: 11,297,033 km (0.055 R)
• M16: 11,836,333 km (0.101 R)
• M17: 12,718,661 km (0.088 R)
• M18: 13,345,028 km (0.078 R)
• M19: 14,079,553 km (0.118 R)
• M20: 14,795,379 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.8

Radius: 14.9

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.85 AU - 4.01 AU

Year: 4167 Days

Day: 13.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,144,348 km

• M1: 185,352 km (0.106 R)
• M2: 690,394 km (0.115 R)
• M3: 1,603,839 km (0.102 R)
• M4: 2,272,392 km (0.064 R)
• M5: 3,796,196 km (0.1 R)
• M6: 4,999,411 km (0.093 R)
• M7: 5,490,391 km (0.118 R)
• M8: 6,443,779 km (0.067 R)
• M9: 7,435,613 km (0.109 R)
• M10: 7,968,480 km (0.107 R)
• M11: 11,816,885 km (0.063 R)
• M12: 12,894,439 km (0.098 R)
• M13: 15,415,163 km (0.079 R)
• M14: 16,882,419 km (0.084 R)
• M15: 19,222,279 km (0.09 R)
• M16: 22,423,823 km (0.04 R)
• M17: 23,164,183 km (0.097 R)
• M18: 25,483,698 km (0.028 R)
• M19: 26,535,371 km (0.094 R)
• M20: 28,639,016 km (0.11 R)
• M21: 29,598,986 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.9

Radius: 11.2

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.15 AU - 4.31 AU

Year: 4726 Days

Day: 13.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 32,144,348 km

• M1: 139,575 km (0.116 R)
• M2: 691,292 km (0.116 R)
• M3: 1,051,972 km (0.047 R)
• M4: 1,491,341 km (0.084 R)
• M5: 2,118,007 km (0.118 R)
• M6: 3,758,497 km (0.036 R)
• M7: 4,555,554 km (0.028 R)
• M8: 6,891,376 km (0.098 R)
• M9: 9,155,090 km (0.111 R)
• M10: 10,124,185 km (0.096 R)
• M11: 15,812,046 km (0.074 R)
• M12: 20,855,140 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.2

Radius: 10.1

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.2 AU - 4.5 AU

Year: 5952 Days

Day: 12.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 32,144,348 km

• M1: 125,662 km (0.118 R)
• M2: 471,233 km (0.055 R)
• M3: 791,522 km (0.065 R)
• M4: 1,184,666 km (0.116 R)
• M5: 1,868,777 km (0.067 R)
• M6: 2,221,229 km (0.081 R)
• M7: 2,743,027 km (0.069 R)
• M8: 3,242,235 km (0.116 R)
• M9: 4,323,079 km (0.093 R)
• M10: 4,838,743 km (0.116 R)
• M11: 5,452,693 km (0.094 R)
• M12: 6,405,182 km (0.037 R)
• M13: 6,938,499 km (0.052 R)
• M14: 7,756,500 km (0.102 R)
• M15: 8,717,367 km (0.105 R)
• M16: 9,330,868 km (0.048 R)
• M17: 10,104,738 km (0.113 R)
• M18: 10,735,742 km (0.115 R)
• M19: 11,585,457 km (0.088 R)
• M20: 13,258,859 km (0.115 R)
• M21: 14,743,169 km (0.1 R)
• M22: 16,704,248 km (0.026 R)
• M23: 17,909,259 km (0.053 R)
• M24: 19,444,133 km (0.089 R)
• M25: 20,278,889 km (0.077 R)
• M26: 20,920,514 km (0.071 R)
• M27: 28,988,178 km (0.093 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 15,763 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit