🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.1

Radius: 14.9

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.11 AU - 1.67 AU

Year: 1093 Days

Day: 12.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,453,558 km

• M1: 196,721 km (0.116 R)
• M2: 760,855 km (0.116 R)
• M3: 1,289,234 km (0.112 R)
• M4: 1,752,838 km (0.117 R)
• M5: 2,672,416 km (0.117 R)
• M6: 3,190,623 km (0.113 R)
• M7: 3,702,846 km (0.078 R)
• M8: 4,842,483 km (0.103 R)
• M9: 5,737,976 km (0.117 R)
• M10: 6,352,225 km (0.053 R)
• M11: 7,544,969 km (0.12 R)
• M12: 8,618,633 km (0.117 R)
• M13: 9,124,423 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.2

Radius: 15

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.47 AU - 2.15 AU

Year: 1624 Days

Day: 5.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,453,558 km

• M1: 186,549 km (0.072 R)
• M2: 658,829 km (0.029 R)
• M3: 1,252,134 km (0.113 R)
• M4: 1,874,312 km (0.09 R)
• M5: 2,556,777 km (0.118 R)
• M6: 3,105,502 km (0.078 R)
• M7: 3,648,094 km (0.046 R)
• M8: 4,130,846 km (0.086 R)
• M9: 4,606,866 km (0.068 R)
• M10: 5,882,637 km (0.057 R)
• M11: 6,529,947 km (0.06 R)
• M12: 7,405,693 km (0.101 R)
• M13: 8,259,747 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.1

Radius: 9.9

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.31 AU - 4.33 AU

Year: 4979 Days

Day: 11.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,453,558 km

• M1: 123,119 km (0.113 R)
• M2: 619,784 km (0.119 R)
• M3: 1,136,345 km (0.083 R)
• M4: 1,565,841 km (0.089 R)
• M5: 2,179,192 km (0.113 R)
• M6: 2,666,133 km (0.116 R)
• M7: 4,293,309 km (0.105 R)
• M8: 4,706,648 km (0.114 R)
• M9: 5,146,466 km (0.112 R)
• M10: 5,493,982 km (0.104 R)
• M11: 7,921,357 km (0.052 R)
• M12: 9,412,548 km (0.069 R)
• M13: 12,420,363 km (0.072 R)
• M14: 12,836,694 km (0.056 R)
• M15: 13,208,445 km (0.099 R)
• M16: 14,367,230 km (0.118 R)
• M17: 15,532,747 km (0.068 R)
• M18: 16,634,386 km (0.102 R)
• M19: 17,656,737 km (0.047 R)
• M20: 18,117,050 km (0.066 R)
• M21: 18,517,823 km (0.07 R)
• M22: 19,130,277 km (0.095 R)
• M23: 20,467,233 km (0.066 R)
• M24: 21,121,873 km (0.119 R)
• M25: 23,405,335 km (0.04 R)
• M26: 26,699,181 km (0.096 R)
• M27: 29,363,818 km (0.11 R)
• M28: 30,383,776 km (0.058 R)
• M29: 31,044,999 km (0.03 R)
• M30: 31,619,455 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.2

Radius: 14.4

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 3.47 AU - 4.79 AU

Year: 5597 Days

Day: 9 Hours

Environment

Temp: -218 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,453,558 km

• M1: 179,966 km (0.058 R)
• M2: 767,138 km (0.108 R)
• M3: 1,886,429 km (0.071 R)
• M4: 2,690,368 km (0.068 R)
• M5: 3,612,639 km (0.077 R)
• M6: 4,407,153 km (0.093 R)
• M7: 5,211,691 km (0.092 R)
• M8: 7,472,114 km (0.088 R)
• M9: 8,838,392 km (0.096 R)
• M10: 10,038,765 km (0.056 R)
• M11: 10,657,502 km (0.073 R)
• M12: 14,141,038 km (0.036 R)
• M13: 15,346,198 km (0.095 R)
• M14: 16,168,239 km (0.086 R)
• M15: 17,251,626 km (0.092 R)
• M16: 18,200,975 km (0.085 R)
• M17: 20,726,935 km (0.053 R)
• M18: 21,191,885 km (0.085 R)
• M19: 22,909,717 km (0.12 R)
• M20: 23,766,464 km (0.071 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 134.8

Radius: 6

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.09 AU - 6.59 AU

Year: 9411 Days

Day: 20 Hours

Environment

Temp: -234 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,453,558 km

• M1: 76,145 km (0.062 R)
• M2: 311,463 km (0.117 R)
• M3: 538,552 km (0.085 R)
• M4: 982,708 km (0.101 R)
• M5: 1,574,667 km (0.092 R)
• M6: 2,124,290 km (0.064 R)
• M7: 2,918,206 km (0.051 R)
• M8: 3,273,949 km (0.108 R)
• M9: 3,472,615 km (0.1 R)
• M10: 4,663,863 km (0.086 R)
• M11: 5,586,284 km (0.094 R)
• M12: 6,315,723 km (0.102 R)
• M13: 7,612,138 km (0.104 R)
• M14: 8,922,466 km (0.087 R)
• M15: 9,390,857 km (0.036 R)
• M16: 10,040,560 km (0.097 R)
• M17: 10,291,735 km (0.053 R)
• M18: 10,806,801 km (0.117 R)
• M19: 11,474,605 km (0.116 R)
• M20: 15,121,951 km (0.12 R)
• M21: 16,530,116 km (0.053 R)
• M22: 16,821,832 km (0.112 R)
• M23: 17,717,773 km (0.045 R)
• M24: 19,345,398 km (0.08 R)
• M25: 19,997,047 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.7

Radius: 6.1

Gravity: 17.25 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 7.74 AU - 11.7 AU

Year: 20208 Days

Day: 23.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 49,453,558 km

• M1: 75,846 km (0.118 R)
• M2: 463,604 km (0.074 R)
• M3: 789,428 km (0.071 R)
• M4: 1,085,482 km (0.083 R)
• M5: 1,377,048 km (0.107 R)
• M6: 2,529,850 km (0.11 R)
• M7: 3,454,813 km (0.1 R)
• M8: 4,250,524 km (0.098 R)
• M9: 4,691,389 km (0.088 R)
• M10: 5,124,924 km (0.104 R)
• M11: 5,428,608 km (0.085 R)
• M12: 7,037,682 km (0.057 R)
• M13: 7,654,325 km (0.051 R)
• M14: 9,214,331 km (0.117 R)
• M15: 9,778,315 km (0.046 R)
• M16: 11,934,021 km (0.072 R)
• M17: 12,603,920 km (0.105 R)
• M18: 13,727,250 km (0.082 R)
• M19: 16,333,245 km (0.088 R)
• M20: 16,908,000 km (0.11 R)
• M21: 17,411,247 km (0.056 R)
• M22: 23,006,058 km (0.119 R)
• M23: 24,041,874 km (0.099 R)
• M24: 26,429,456 km (0.116 R)
• M25: 28,851,894 km (0.104 R)
• M26: 33,341,925 km (0.06 R)
• M27: 35,752,246 km (0.09 R)
• M28: 40,617,318 km (0.107 R)
• M29: 42,897,339 km (0.053 R)
• M30: 43,832,625 km (0.075 R)
• M31: 44,622,502 km (0.099 R)
• M32: 44,940,996 km (0.12 R)
• M33: 45,744,187 km (0.096 R)
• M34: 50,246,634 km (0.095 R)
• M35: 51,460,471 km (0.103 R)
• M36: 53,946,339 km (0.084 R)
• M37: 69,488,809 km (0.104 R)
• M38: 72,302,596 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 127.1

Radius: 5.4

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 9.86 AU - 12.14 AU

Year: 24329 Days

Day: 20.1 Hours

Environment

Temp: -242 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 49,453,558 km

• M1: 67,169 km (0.114 R)
• M2: 400,623 km (0.055 R)
• M3: 1,923,829 km (0.039 R)
• M4: 3,347,851 km (0.047 R)
• M5: 3,752,363 km (0.072 R)
• M6: 4,217,014 km (0.114 R)
• M7: 4,719,214 km (0.097 R)
• M8: 5,494,879 km (0.041 R)
• M9: 5,913,005 km (0.047 R)
• M10: 6,773,642 km (0.115 R)
• M11: 9,753,033 km (0.028 R)
• M12: 10,681,438 km (0.093 R)
• M13: 14,008,943 km (0.074 R)
• M14: 14,920,742 km (0.089 R)
• M15: 15,255,841 km (0.069 R)
• M16: 19,358,413 km (0.077 R)
• M17: 19,756,942 km (0.089 R)
• M18: 21,321,586 km (0.111 R)
• M19: 25,447,944 km (0.064 R)
• M20: 26,802,104 km (0.029 R)
• M21: 27,798,426 km (0.088 R)
• M22: 28,510,213 km (0.088 R)
• M23: 29,130,146 km (0.117 R)
• M24: 29,970,437 km (0.1 R)
• M25: 31,370,225 km (0.116 R)
• M26: 31,699,340 km (0.112 R)
• M27: 35,830,336 km (0.091 R)
• M28: 36,916,416 km (0.115 R)
• M29: 37,160,709 km (0.099 R)
• M30: 37,406,200 km (0.106 R)
• M31: 49,305,513 km (0.1 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 14,683 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit