🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.3

Radius: 12

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.03 AU - 1.03 AU

Year: 709 Days

Day: 13.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,850,995 km

• M1: 149,299 km (0.102 R)
• M2: 539,899 km (0.115 R)
• M3: 994,227 km (0.083 R)
• M4: 1,482,365 km (0.105 R)
• M5: 1,942,528 km (0.091 R)
• M6: 2,401,943 km (0.063 R)
• M7: 2,814,235 km (0.071 R)
• M8: 4,378,580 km (0.115 R)
• M9: 5,034,567 km (0.038 R)
• M10: 5,545,294 km (0.066 R)
• M11: 6,232,098 km (0.073 R)
• M12: 7,107,993 km (0.112 R)
• M13: 8,039,838 km (0.06 R)
• M14: 8,662,465 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.3

Radius: 8.7

Gravity: 10.67 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.98 AU - 1.52 AU

Year: 948 Days

Day: 10 Hours

Environment

Temp: -178 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,850,995 km

• M1: 168,896 km (0.115 R)
• M2: 550,969 km (0.106 R)
• M3: 885,470 km (0.115 R)
• M4: 1,402,630 km (0.106 R)
• M5: 2,226,016 km (0.113 R)
• M6: 2,567,099 km (0.111 R)
• M7: 2,851,934 km (0.116 R)
• M8: 3,805,321 km (0.118 R)
• M9: 4,194,126 km (0.087 R)
• M10: 4,735,670 km (0.119 R)
• M11: 5,382,232 km (0.074 R)
• M12: 7,402,851 km (0.101 R)
• M13: 8,705,698 km (0.114 R)
• M14: 9,883,183 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.8

Radius: 8.8

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.73 AU - 1.77 AU

Year: 1570 Days

Day: 15 Hours

Environment

Temp: -200 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,850,995 km

• M1: 109,506 km (0.116 R)
• M2: 510,877 km (0.079 R)
• M3: 1,228,797 km (0.07 R)
• M4: 1,534,425 km (0.041 R)
• M5: 1,865,186 km (0.061 R)
• M6: 2,520,275 km (0.039 R)
• M7: 2,796,882 km (0.119 R)
• M8: 3,081,716 km (0.101 R)
• M9: 3,599,774 km (0.047 R)
• M10: 4,205,196 km (0.108 R)
• M11: 7,169,328 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.6

Radius: 12.9

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.06 AU - 3.2 AU

Year: 3756 Days

Day: 13.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,850,995 km

• M1: 164,258 km (0.073 R)
• M2: 572,361 km (0.11 R)
• M3: 1,028,336 km (0.054 R)
• M4: 1,770,491 km (0.091 R)
• M5: 2,346,891 km (0.093 R)
• M6: 5,031,425 km (0.063 R)
• M7: 6,891,974 km (0.087 R)
• M8: 8,194,523 km (0.097 R)
• M9: 9,959,478 km (0.113 R)
• M10: 12,184,597 km (0.036 R)
• M11: 12,720,905 km (0.048 R)
• M12: 13,888,966 km (0.07 R)
• M13: 16,063,520 km (0.033 R)
• M14: 18,573,174 km (0.09 R)
• M15: 19,104,845 km (0.028 R)
• M16: 19,768,461 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.2

Radius: 10.3

Gravity: 9.31 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.44 AU - 6.34 AU

Year: 8487 Days

Day: 11.9 Hours

Environment

Temp: -234 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,850,995 km

• M1: 128,056 km (0.097 R)
• M2: 701,764 km (0.073 R)
• M3: 1,789,789 km (0.064 R)
• M4: 2,868,988 km (0.104 R)
• M5: 4,030,765 km (0.047 R)
• M6: 4,365,116 km (0.063 R)
• M7: 7,334,784 km (0.119 R)
• M8: 7,878,123 km (0.105 R)
• M9: 8,314,350 km (0.03 R)
• M10: 9,621,836 km (0.078 R)
• M11: 10,069,881 km (0.093 R)
• M12: 11,387,988 km (0.117 R)
• M13: 15,755,199 km (0.051 R)
• M14: 16,874,341 km (0.114 R)
• M15: 19,192,360 km (0.093 R)
• M16: 19,743,777 km (0.083 R)
• M17: 20,795,750 km (0.055 R)
• M18: 23,633,920 km (0.066 R)
• M19: 24,542,428 km (0.114 R)
• M20: 27,906,735 km (0.036 R)
• M21: 33,003,684 km (0.077 R)
• M22: 36,847,152 km (0.1 R)
• M23: 39,190,154 km (0.071 R)
• M24: 42,955,383 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 929

Radius: 3.2

Gravity: 90.72 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 8.87 AU - 11.13 AU

Year: 21448 Days

Day: 24.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 56,850,995 km

• M1: 42,486 km (0.089 R)
• M2: 261,647 km (0.085 R)
• M3: 625,917 km (0.108 R)
• M4: 1,468,154 km (0.118 R)
• M5: 1,914,404 km (0.056 R)
• M6: 2,038,869 km (0.106 R)
• M7: 2,327,294 km (0.081 R)
• M8: 2,770,403 km (0.079 R)
• M9: 3,445,688 km (0.114 R)
• M10: 3,724,987 km (0.12 R)
• M11: 3,919,464 km (0.119 R)
• M12: 4,399,673 km (0.119 R)
• M13: 4,580,238 km (0.09 R)
• M14: 4,765,889 km (0.118 R)
• M15: 6,030,141 km (0.109 R)
• M16: 6,621,202 km (0.115 R)
• M17: 8,793,961 km (0.043 R)
• M18: 9,612,411 km (0.109 R)
• M19: 13,170,896 km (0.117 R)
• M20: 13,698,079 km (0.111 R)
• M21: 14,317,713 km (0.113 R)
• M22: 15,947,881 km (0.115 R)
• M23: 20,257,347 km (0.04 R)
• M24: 28,389,338 km (0.067 R)
• M25: 30,683,421 km (0.083 R)
• M26: 32,686,985 km (0.025 R)
• M27: 35,204,418 km (0.102 R)
• M28: 37,249,571 km (0.119 R)
• M29: 39,064,342 km (0.105 R)
• M30: 40,306,453 km (0.083 R)
• M31: 47,786,796 km (0.106 R)
• M32: 48,493,347 km (0.036 R)
• M33: 49,746,378 km (0.049 R)
• M34: 50,471,928 km (0.1 R)
• M35: 56,336,464 km (0.072 R)
• M36: 57,521,578 km (0.116 R)
• M37: 68,273,925 km (0.105 R)
• M38: 68,720,774 km (0.105 R)
• M39: 70,073,438 km (0.087 R)
• M40: 71,673,686 km (0.12 R)
• M41: 73,064,498 km (0.072 R)
• M42: 86,401,447 km (0.036 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 214

Radius: 3.4

Gravity: 18.51 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 10.14 AU - 10.88 AU

Year: 23110 Days

Day: 19.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,850,995 km

• M1: 42,336 km (0.088 R)
• M2: 306,825 km (0.116 R)
• M3: 457,021 km (0.082 R)
• M4: 1,622,539 km (0.083 R)
• M5: 2,158,996 km (0.03 R)
• M6: 3,334,985 km (0.083 R)
• M7: 4,191,284 km (0.097 R)
• M8: 4,465,048 km (0.103 R)
• M9: 5,428,757 km (0.094 R)
• M10: 6,483,273 km (0.119 R)
• M11: 6,932,515 km (0.093 R)
• M12: 7,756,650 km (0.098 R)
• M13: 9,391,156 km (0.08 R)
• M14: 9,597,302 km (0.072 R)
• M15: 11,532,500 km (0.044 R)
• M16: 22,232,787 km (0.062 R)
• M17: 24,200,747 km (0.08 R)
• M18: 26,794,175 km (0.061 R)
• M19: 27,417,849 km (0.092 R)
• M20: 29,347,063 km (0.101 R)
• M21: 30,121,082 km (0.106 R)
• M22: 32,057,328 km (0.095 R)
• M23: 33,833,503 km (0.03 R)
• M24: 35,549,241 km (0.106 R)
• M25: 36,049,945 km (0.088 R)
• M26: 49,521,682 km (0.114 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: 523 - 11,013 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit