🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.6

Radius: 8.5

Gravity: 13 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.57 AU - 0.81 AU

Year: 382 Days

Day: 9.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,526,014 km

• M1: 107,411 km (0.025 R)
• M2: 533,167 km (0.069 R)
• M3: 830,268 km (0.099 R)
• M4: 1,222,663 km (0.103 R)
• M5: 1,562,251 km (0.081 R)
• M6: 1,923,529 km (0.048 R)
• M7: 2,195,050 km (0.109 R)
• M8: 2,630,529 km (0.107 R)
• M9: 2,966,825 km (0.099 R)
• M10: 3,272,753 km (0.105 R)
• M11: 4,028,970 km (0.115 R)
• M12: 4,405,208 km (0.11 R)
• M13: 4,713,979 km (0.106 R)
• M14: 5,358,596 km (0.096 R)
• M15: 5,797,067 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.1

Radius: 11.7

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.72 AU - 0.74 AU

Year: 416 Days

Day: 13.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,526,014 km

• M1: 145,559 km (0.104 R)
• M2: 535,411 km (0.05 R)
• M3: 911,949 km (0.081 R)
• M4: 1,309,879 km (0.059 R)
• M5: 1,746,406 km (0.074 R)
• M6: 2,442,484 km (0.078 R)
• M7: 2,818,873 km (0.1 R)
• M8: 3,244,329 km (0.089 R)
• M9: 3,635,228 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.2

Radius: 8.2

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.65 AU - 1.05 AU

Year: 523 Days

Day: 5.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,526,014 km

• M1: 102,325 km (0.047 R)
• M2: 510,278 km (0.111 R)
• M3: 923,318 km (0.092 R)
• M4: 1,190,201 km (0.069 R)
• M5: 1,609,972 km (0.047 R)
• M6: 2,270,746 km (0.098 R)
• M7: 2,697,848 km (0.076 R)
• M8: 3,300,428 km (0.091 R)
• M9: 3,849,752 km (0.104 R)
• M10: 4,728,041 km (0.06 R)
• M11: 5,222,162 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.4

Radius: 12.7

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.88 AU - 1 AU

Year: 608 Days

Day: 14.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 51,526,014 km

• M1: 200,162 km (0.054 R)
• M2: 825,780 km (0.082 R)
• M3: 2,109,928 km (0.101 R)
• M4: 2,532,094 km (0.028 R)
• M5: 3,089,346 km (0.093 R)
• M6: 3,897,174 km (0.098 R)
• M7: 5,187,905 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.8

Radius: 8.8

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.07 AU - 6.35 AU

Year: 7930 Days

Day: 14.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,526,014 km

• M1: 109,655 km (0.063 R)
• M2: 477,816 km (0.106 R)
• M3: 777,759 km (0.091 R)
• M4: 1,175,839 km (0.119 R)
• M5: 1,535,173 km (0.118 R)
• M6: 1,863,092 km (0.028 R)
• M7: 2,188,168 km (0.034 R)
• M8: 2,587,894 km (0.034 R)
• M9: 2,914,167 km (0.044 R)
• M10: 3,580,475 km (0.087 R)
• M11: 4,424,058 km (0.114 R)
• M12: 5,394,499 km (0.032 R)
• M13: 6,227,460 km (0.096 R)
• M14: 7,217,798 km (0.079 R)
• M15: 7,987,030 km (0.105 R)
• M16: 8,640,923 km (0.065 R)
• M17: 9,870,468 km (0.11 R)
• M18: 13,336,052 km (0.097 R)
• M19: 15,217,395 km (0.108 R)
• M20: 27,969,416 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.3

Radius: 3.6

Gravity: 52.57 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.2 AU - 8.3 AU

Year: 11695 Days

Day: 24.1 Hours

Environment

Temp: -233 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 51,526,014 km

• M1: 45,328 km (0.06 R)
• M2: 463,005 km (0.073 R)
• M3: 579,542 km (0.066 R)
• M4: 1,054,815 km (0.116 R)
• M5: 1,506,301 km (0.081 R)
• M6: 3,096,676 km (0.037 R)
• M7: 4,382,619 km (0.097 R)
• M8: 10,887,883 km (0.063 R)
• M9: 13,890,312 km (0.118 R)
• M10: 15,162,492 km (0.11 R)
• M11: 16,656,526 km (0.094 R)
• M12: 24,365,155 km (0.089 R)
• M13: 25,226,839 km (0.083 R)
• M14: 30,167,757 km (0.118 R)
• M15: 32,979,449 km (0.105 R)
• M16: 35,594,121 km (0.12 R)
• M17: 35,716,043 km (0.104 R)
• M18: 40,032,839 km (0.093 R)
• M19: 41,231,118 km (0.083 R)
• M20: 49,531,705 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 210.3

Radius: 4.6

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 9.68 AU - 9.7 AU

Year: 20115 Days

Day: 18 Hours

Environment

Temp: -233 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 51,526,014 km

• M1: 57,296 km (0.083 R)
• M2: 210,933 km (0.085 R)
• M3: 444,754 km (0.119 R)
• M4: 777,610 km (0.112 R)
• M5: 1,116,000 km (0.048 R)
• M6: 2,359,906 km (0.117 R)
• M7: 2,706,824 km (0.096 R)
• M8: 2,994,351 km (0.059 R)
• M9: 3,277,689 km (0.093 R)
• M10: 3,870,396 km (0.097 R)
• M11: 5,435,040 km (0.106 R)
• M12: 5,713,741 km (0.103 R)
• M13: 6,001,867 km (0.113 R)
• M14: 6,452,306 km (0.102 R)
• M15: 7,719,699 km (0.079 R)
• M16: 10,467,363 km (0.082 R)
• M17: 10,789,896 km (0.086 R)
• M18: 11,854,883 km (0.05 R)
• M19: 14,388,473 km (0.055 R)
• M20: 15,886,247 km (0.119 R)
• M21: 19,752,155 km (0.046 R)
• M22: 20,244,481 km (0.12 R)
• M23: 22,384,329 km (0.065 R)
• M24: 23,009,349 km (0.029 R)
• M25: 25,820,742 km (0.11 R)
• M26: 26,806,442 km (0.097 R)
• M27: 30,562,995 km (0.119 R)
• M28: 31,665,531 km (0.068 R)
• M29: 32,908,540 km (0.065 R)
• M30: 44,324,802 km (0.119 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: 401 - 17,342 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit