🌌 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: 146.3

Radius: 9.9

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.85 AU - 1.21 AU

Year: 722 Days

Day: 5.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 58,332,883 km

• M1: 126,709 km (0.067 R)
• M2: 500,106 km (0.05 R)
• M3: 1,322,595 km (0.104 R)
• M4: 1,798,466 km (0.084 R)
• M5: 2,299,768 km (0.072 R)
• M6: 2,677,802 km (0.099 R)
• M7: 3,024,271 km (0.096 R)
• M8: 3,845,114 km (0.071 R)
• M9: 4,367,659 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.8

Radius: 10.1

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.16 AU - 4.42 AU

Year: 5093 Days

Day: 8.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,332,883 km

• M1: 125,812 km (0.096 R)
• M2: 514,916 km (0.119 R)
• M3: 949,498 km (0.091 R)
• M4: 2,020,918 km (0.078 R)
• M5: 2,735,247 km (0.116 R)
• M6: 3,546,218 km (0.08 R)
• M7: 4,686,004 km (0.108 R)
• M8: 5,581,197 km (0.085 R)
• M9: 7,014,195 km (0.1 R)
• M10: 7,708,479 km (0.103 R)
• M11: 8,485,939 km (0.065 R)
• M12: 9,233,480 km (0.079 R)
• M13: 9,644,425 km (0.099 R)
• M14: 11,598,921 km (0.101 R)
• M15: 12,669,444 km (0.115 R)
• M16: 13,125,867 km (0.051 R)
• M17: 13,751,335 km (0.113 R)
• M18: 15,345,301 km (0.086 R)
• M19: 16,216,409 km (0.074 R)
• M20: 20,583,769 km (0.113 R)
• M21: 21,144,163 km (0.1 R)
• M22: 21,931,497 km (0.112 R)
• M23: 23,412,665 km (0.103 R)
• M24: 25,197,218 km (0.082 R)
• M25: 25,838,694 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.6

Radius: 11.1

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.73 AU - 5.83 AU

Year: 7214 Days

Day: 9.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,332,883 km

• M1: 139,575 km (0.102 R)
• M2: 515,664 km (0.083 R)
• M3: 1,488,200 km (0.113 R)
• M4: 1,927,269 km (0.076 R)
• M5: 3,115,076 km (0.059 R)
• M6: 3,596,333 km (0.087 R)
• M7: 4,126,807 km (0.109 R)
• M8: 4,975,027 km (0.104 R)
• M9: 5,901,636 km (0.091 R)
• M10: 7,363,806 km (0.113 R)
• M11: 7,764,429 km (0.099 R)
• M12: 9,328,923 km (0.028 R)
• M13: 10,185,521 km (0.073 R)
• M14: 11,514,399 km (0.045 R)
• M15: 12,499,949 km (0.046 R)
• M16: 15,209,316 km (0.05 R)
• M17: 15,993,209 km (0.086 R)
• M18: 17,712,687 km (0.104 R)
• M19: 20,089,199 km (0.103 R)
• M20: 26,292,275 km (0.115 R)
• M21: 29,674,533 km (0.085 R)
• M22: 33,773,215 km (0.088 R)
• M23: 35,445,420 km (0.05 R)
• M24: 35,900,497 km (0.083 R)
• M25: 37,172,079 km (0.116 R)
• M26: 41,292,453 km (0.114 R)
• M27: 43,332,818 km (0.042 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667

Radius: 4.3

Gravity: 36.07 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.44 AU - 6.42 AU

Year: 9968 Days

Day: 23.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 58,332,883 km

• M1: 53,406 km (0.102 R)
• M2: 334,202 km (0.114 R)
• M3: 504,594 km (0.1 R)
• M4: 683,812 km (0.093 R)
• M5: 1,437,037 km (0.111 R)
• M6: 1,849,778 km (0.094 R)
• M7: 2,375,165 km (0.081 R)
• M8: 2,631,427 km (0.113 R)
• M9: 3,341,119 km (0.082 R)
• M10: 3,511,960 km (0.118 R)
• M11: 3,951,329 km (0.108 R)
• M12: 4,198,165 km (0.095 R)
• M13: 4,426,302 km (0.093 R)
• M14: 4,969,791 km (0.116 R)
• M15: 5,489,195 km (0.091 R)
• M16: 6,409,072 km (0.117 R)
• M17: 8,869,209 km (0.085 R)
• M18: 10,907,779 km (0.083 R)
• M19: 11,781,580 km (0.069 R)
• M20: 13,605,627 km (0.061 R)
• M21: 15,008,706 km (0.067 R)
• M22: 15,207,222 km (0.106 R)
• M23: 15,407,384 km (0.059 R)
• M24: 22,698,335 km (0.066 R)
• M25: 23,489,259 km (0.05 R)
• M26: 24,940,359 km (0.07 R)
• M27: 25,312,259 km (0.102 R)
• M28: 27,227,411 km (0.066 R)
• M29: 31,235,736 km (0.072 R)
• M30: 33,774,861 km (0.03 R)
• M31: 35,152,657 km (0.066 R)
• M32: 38,760,060 km (0.082 R)
• M33: 39,008,991 km (0.109 R)
• M34: 46,981,959 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.9

Radius: 5.7

Gravity: 16.03 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.65 AU - 7.95 AU

Year: 13614 Days

Day: 16.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,332,883 km

• M1: 82,428 km (0.03 R)
• M2: 363,523 km (0.105 R)
• M3: 723,904 km (0.09 R)
• M4: 1,025,194 km (0.055 R)
• M5: 1,462,768 km (0.117 R)
• M6: 1,829,582 km (0.078 R)
• M7: 3,254,651 km (0.104 R)
• M8: 3,480,245 km (0.079 R)
• M9: 5,363,532 km (0.069 R)
• M10: 6,270,096 km (0.103 R)
• M11: 8,522,291 km (0.11 R)
• M12: 11,780,234 km (0.087 R)
• M13: 12,133,883 km (0.112 R)
• M14: 15,501,331 km (0.059 R)
• M15: 15,783,473 km (0.106 R)
• M16: 19,854,330 km (0.062 R)
• M17: 20,103,710 km (0.115 R)
• M18: 21,295,257 km (0.082 R)
• M19: 31,995,993 km (0.031 R)
• M20: 32,224,429 km (0.079 R)
• M21: 33,971,432 km (0.118 R)
• M22: 37,653,186 km (0.086 R)
• M23: 43,381,438 km (0.115 R)
• M24: 49,970,177 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.3

Radius: 4.9

Gravity: 26.96 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 7.05 AU - 7.69 AU

Year: 13811 Days

Day: 24.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 58,332,883 km

• M1: 61,036 km (0.119 R)
• M2: 217,366 km (0.103 R)
• M3: 707,149 km (0.065 R)
• M4: 1,207,853 km (0.066 R)
• M5: 1,409,810 km (0.109 R)
• M6: 2,453,854 km (0.079 R)
• M7: 3,060,772 km (0.11 R)
• M8: 3,438,357 km (0.114 R)
• M9: 3,707,035 km (0.063 R)
• M10: 4,256,059 km (0.108 R)
• M11: 5,549,931 km (0.049 R)
• M12: 5,732,890 km (0.107 R)
• M13: 6,266,655 km (0.073 R)
• M14: 10,294,428 km (0.099 R)
• M15: 10,515,234 km (0.057 R)
• M16: 11,023,717 km (0.101 R)
• M17: 14,219,278 km (0.064 R)
• M18: 16,586,514 km (0.07 R)
• M19: 16,890,198 km (0.104 R)
• M20: 18,627,029 km (0.061 R)
• M21: 22,175,341 km (0.113 R)
• M22: 23,198,740 km (0.059 R)
• M23: 25,945,058 km (0.072 R)
• M24: 26,149,109 km (0.081 R)
• M25: 26,457,281 km (0.066 R)
• M26: 27,396,157 km (0.1 R)
• M27: 35,344,292 km (0.088 R)
• M28: 36,996,002 km (0.105 R)
• M29: 37,644,808 km (0.088 R)
• M30: 45,288,811 km (0.034 R)
• M31: 47,083,686 km (0.064 R)
• M32: 47,387,370 km (0.117 R)
• M33: 47,539,810 km (0.071 R)
• M34: 53,739,146 km (0.094 R)
• M35: 56,089,627 km (0.029 R)
• M36: 57,117,664 km (0.095 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 12,398 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit