🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.3

Radius: 15

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.92 AU - 0.96 AU

Year: 588 Days

Day: 8.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 52,719,283 km

• M1: 186,549 km (0.096 R)
• M2: 654,640 km (0.119 R)
• M3: 1,207,853 km (0.056 R)
• M4: 2,191,908 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.5

Radius: 9.3

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.3 AU - 1.48 AU

Year: 1058 Days

Day: 8.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,719,283 km

• M1: 115,639 km (0.105 R)
• M2: 445,802 km (0.114 R)
• M3: 758,012 km (0.058 R)
• M4: 1,188,256 km (0.092 R)
• M5: 1,542,504 km (0.071 R)
• M6: 1,832,873 km (0.114 R)
• M7: 2,128,927 km (0.119 R)
• M8: 2,719,390 km (0.12 R)
• M9: 3,013,649 km (0.12 R)
• M10: 3,415,170 km (0.061 R)
• M11: 4,109,005 km (0.069 R)
• M12: 4,533,563 km (0.086 R)
• M13: 8,972,731 km (0.086 R)
• M14: 9,542,699 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.6

Radius: 15

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.33 AU - 1.79 AU

Year: 1258 Days

Day: 14.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 52,719,283 km

• M1: 186,997 km (0.069 R)
• M2: 737,966 km (0.097 R)
• M3: 1,235,379 km (0.114 R)
• M4: 1,739,225 km (0.108 R)
• M5: 2,226,914 km (0.1 R)
• M6: 3,114,029 km (0.065 R)
• M7: 3,893,733 km (0.094 R)
• M8: 4,507,683 km (0.098 R)
• M9: 7,357,822 km (0.059 R)
• M10: 7,951,576 km (0.09 R)
• M11: 8,774,065 km (0.114 R)
• M12: 9,743,758 km (0.077 R)
• M13: 10,270,492 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.7

Radius: 11.9

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.57 AU - 1.63 AU

Year: 1307 Days

Day: 8.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,719,283 km

• M1: 148,251 km (0.108 R)
• M2: 693,237 km (0.062 R)
• M3: 1,076,805 km (0.03 R)
• M4: 1,747,303 km (0.038 R)
• M5: 3,020,531 km (0.106 R)
• M6: 3,721,845 km (0.114 R)
• M7: 4,994,475 km (0.069 R)
• M8: 6,956,899 km (0.097 R)
• M9: 8,844,226 km (0.067 R)
• M10: 9,234,976 km (0.081 R)
• M11: 12,008,221 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.9

Radius: 11.9

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.43 AU - 1.79 AU

Year: 1319 Days

Day: 12.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,719,283 km

• M1: 147,952 km (0.101 R)
• M2: 570,865 km (0.103 R)
• M3: 1,562,400 km (0.09 R)
• M4: 2,035,877 km (0.086 R)
• M5: 2,795,087 km (0.064 R)
• M6: 4,392,941 km (0.102 R)
• M7: 7,514,151 km (0.071 R)
• M8: 8,095,339 km (0.098 R)
• M9: 9,081,937 km (0.118 R)
• M10: 11,636,022 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.1

Radius: 14.1

Gravity: 0.48 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.58 AU - 5.1 AU

Year: 5838 Days

Day: 5.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,719,283 km

• M1: 175,927 km (0.104 R)
• M2: 849,866 km (0.047 R)
• M3: 1,455,886 km (0.035 R)
• M4: 2,026,154 km (0.11 R)
• M5: 2,465,223 km (0.066 R)
• M6: 3,205,284 km (0.117 R)
• M7: 5,571,324 km (0.077 R)
• M8: 6,448,267 km (0.115 R)
• M9: 9,127,714 km (0.092 R)
• M10: 9,568,429 km (0.103 R)
• M11: 13,022,495 km (0.12 R)
• M12: 14,611,972 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.7

Radius: 7.5

Gravity: 13.1 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.61 AU - 7.73 AU

Year: 11123 Days

Day: 15.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 52,719,283 km

• M1: 93,349 km (0.103 R)
• M2: 616,343 km (0.103 R)
• M3: 905,666 km (0.082 R)
• M4: 1,472,043 km (0.106 R)
• M5: 1,833,920 km (0.096 R)
• M6: 2,143,438 km (0.106 R)
• M7: 2,846,399 km (0.041 R)
• M8: 4,953,036 km (0.081 R)
• M9: 5,986,308 km (0.082 R)
• M10: 6,711,110 km (0.067 R)
• M11: 7,795,844 km (0.12 R)
• M12: 8,992,926 km (0.085 R)
• M13: 9,585,035 km (0.038 R)
• M14: 10,414,405 km (0.084 R)
• M15: 10,956,548 km (0.107 R)
• M16: 11,862,962 km (0.087 R)
• M17: 12,394,333 km (0.1 R)
• M18: 12,757,258 km (0.081 R)
• M19: 13,252,277 km (0.092 R)
• M20: 14,814,079 km (0.103 R)
• M21: 17,381,328 km (0.059 R)
• M22: 18,377,051 km (0.103 R)
• M23: 20,481,594 km (0.106 R)
• M24: 20,989,180 km (0.101 R)
• M25: 24,684,845 km (0.053 R)
• M26: 25,067,068 km (0.063 R)
• M27: 26,936,892 km (0.106 R)
• M28: 27,342,003 km (0.083 R)
• M29: 29,003,586 km (0.119 R)
• M30: 31,508,304 km (0.092 R)
• M31: 35,348,630 km (0.117 R)
• M32: 35,712,452 km (0.12 R)
• M33: 36,324,457 km (0.111 R)
• M34: 43,247,996 km (0.111 R)
• M35: 44,363,997 km (0.092 R)
• M36: 49,472,913 km (0.054 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 10,889 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit