🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.2

Radius: 14

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.67 AU - 0.87 AU

Year: 466 Days

Day: 5.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 27,336,146 km

• M1: 174,132 km (0.109 R)
• M2: 804,837 km (0.074 R)
• M3: 1,851,872 km (0.111 R)
• M4: 2,432,761 km (0.09 R)
• M5: 3,060,324 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.8

Radius: 11.1

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.76 AU - 0.96 AU

Year: 551 Days

Day: 5.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,336,146 km

• M1: 138,079 km (0.114 R)
• M2: 512,223 km (0.075 R)
• M3: 931,995 km (0.058 R)
• M4: 1,489,546 km (0.096 R)
• M5: 1,954,496 km (0.073 R)
• M6: 2,494,395 km (0.102 R)
• M7: 3,181,348 km (0.026 R)
• M8: 3,734,262 km (0.078 R)
• M9: 4,288,971 km (0.097 R)
• M10: 4,650,848 km (0.101 R)
• M11: 5,436,536 km (0.04 R)
• M12: 6,778,130 km (0.108 R)
• M13: 7,227,372 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.6

Radius: 12.1

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.94 AU - 0.96 AU

Year: 639 Days

Day: 8 Hours

Environment

Temp: -183 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,336,146 km

• M1: 150,495 km (0.032 R)
• M2: 626,965 km (0.102 R)
• M3: 1,019,958 km (0.112 R)
• M4: 1,883,736 km (0.113 R)
• M5: 2,469,262 km (0.108 R)
• M6: 3,629,693 km (0.088 R)
• M7: 4,068,314 km (0.047 R)
• M8: 4,493,471 km (0.11 R)
• M9: 6,691,214 km (0.1 R)
• M10: 7,868,100 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.3

Radius: 8.2

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.32 AU - 2.94 AU

Year: 2944 Days

Day: 14.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 27,336,146 km

• M1: 102,175 km (0.079 R)
• M2: 369,208 km (0.106 R)
• M3: 646,412 km (0.112 R)
• M4: 955,482 km (0.106 R)
• M5: 1,245,103 km (0.12 R)
• M6: 1,562,251 km (0.092 R)
• M7: 2,172,909 km (0.086 R)
• M8: 2,548,250 km (0.063 R)
• M9: 3,322,569 km (0.057 R)
• M10: 3,669,187 km (0.112 R)
• M11: 4,948,847 km (0.106 R)
• M12: 7,195,358 km (0.11 R)
• M13: 7,840,724 km (0.084 R)
• M14: 8,358,033 km (0.111 R)
• M15: 8,828,967 km (0.112 R)
• M16: 12,077,934 km (0.043 R)
• M17: 12,462,849 km (0.093 R)
• M18: 13,529,332 km (0.113 R)
• M19: 15,490,261 km (0.119 R)
• M20: 18,240,468 km (0.09 R)
• M21: 19,613,178 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604

Radius: 11.7

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.21 AU - 4.99 AU

Year: 5730 Days

Day: 14.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 27,336,146 km

• M1: 145,858 km (0.05 R)
• M2: 524,640 km (0.093 R)
• M3: 1,189,602 km (0.118 R)
• M4: 1,667,867 km (0.056 R)
• M5: 2,434,406 km (0.09 R)
• M6: 2,871,232 km (0.034 R)
• M7: 4,456,969 km (0.068 R)
• M8: 5,199,124 km (0.115 R)
• M9: 5,991,245 km (0.075 R)
• M10: 7,135,519 km (0.103 R)
• M11: 8,342,774 km (0.115 R)
• M12: 8,894,341 km (0.07 R)
• M13: 9,767,245 km (0.12 R)
• M14: 11,829,302 km (0.059 R)
• M15: 12,374,586 km (0.068 R)
• M16: 13,408,906 km (0.1 R)
• M17: 13,947,309 km (0.086 R)
• M18: 14,725,218 km (0.043 R)
• M19: 15,182,538 km (0.106 R)
• M20: 16,005,775 km (0.062 R)
• M21: 17,999,167 km (0.117 R)
• M22: 18,721,126 km (0.089 R)
• M23: 20,292,951 km (0.045 R)
• M24: 21,656,386 km (0.112 R)
• M25: 24,644,903 km (0.083 R)
• M26: 26,953,198 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.1

Radius: 8.6

Gravity: 10.6 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 3.72 AU - 4.98 AU

Year: 6262 Days

Day: 11.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 27,336,146 km

• M1: 106,962 km (0.087 R)
• M2: 512,822 km (0.09 R)
• M3: 1,008,738 km (0.117 R)
• M4: 1,458,280 km (0.116 R)
• M5: 1,814,323 km (0.08 R)
• M6: 2,519,976 km (0.119 R)
• M7: 2,818,274 km (0.072 R)
• M8: 3,266,918 km (0.102 R)
• M9: 3,882,214 km (0.067 R)
• M10: 4,204,897 km (0.111 R)
• M11: 5,222,910 km (0.116 R)
• M12: 5,901,486 km (0.076 R)
• M13: 7,064,011 km (0.11 R)
• M14: 7,470,918 km (0.049 R)
• M15: 7,854,487 km (0.112 R)
• M16: 11,512,454 km (0.118 R)
• M17: 12,024,527 km (0.06 R)
• M18: 12,712,977 km (0.054 R)
• M19: 13,149,503 km (0.11 R)
• M20: 13,880,139 km (0.114 R)
• M21: 15,177,901 km (0.112 R)
• M22: 15,545,463 km (0.079 R)
• M23: 18,984,568 km (0.097 R)
• M24: 19,917,461 km (0.113 R)
• M25: 24,455,063 km (0.069 R)
• M26: 28,603,113 km (0.107 R)
• M27: 33,921,168 km (0.113 R)
• M28: 34,549,927 km (0.034 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.7

Radius: 10.6

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.09 AU - 4.89 AU

Year: 6567 Days

Day: 13.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,336,146 km

• M1: 131,796 km (0.109 R)
• M2: 1,098,796 km (0.081 R)
• M3: 1,699,581 km (0.073 R)
• M4: 2,824,258 km (0.11 R)
• M5: 3,713,618 km (0.106 R)
• M6: 4,524,139 km (0.119 R)
• M7: 5,269,435 km (0.065 R)
• M8: 9,090,015 km (0.108 R)
• M9: 10,802,013 km (0.118 R)
• M10: 11,777,990 km (0.104 R)
• M11: 18,546,246 km (0.108 R)
• M12: 20,956,119 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534

Radius: 4.3

Gravity: 28.88 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.64 AU - 6.56 AU

Year: 9147 Days

Day: 22.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 27,336,146 km

• M1: 61,934 km (0.07 R)
• M2: 236,664 km (0.03 R)
• M3: 852,558 km (0.111 R)
• M4: 1,231,340 km (0.037 R)
• M5: 1,714,242 km (0.098 R)
• M6: 2,190,711 km (0.068 R)
• M7: 2,935,858 km (0.1 R)
• M8: 4,363,770 km (0.085 R)
• M9: 5,724,213 km (0.074 R)
• M10: 5,891,015 km (0.087 R)
• M11: 8,322,578 km (0.087 R)
• M12: 11,090,588 km (0.115 R)
• M13: 11,507,667 km (0.107 R)
• M14: 12,043,676 km (0.093 R)
• M15: 14,849,982 km (0.093 R)
• M16: 16,071,748 km (0.116 R)
• M17: 16,740,899 km (0.1 R)
• M18: 19,755,147 km (0.1 R)
• M19: 21,309,917 km (0.103 R)
• M20: 25,820,742 km (0.108 R)
• M21: 29,717,617 km (0.081 R)
• M22: 32,699,103 km (0.092 R)
• M23: 34,646,568 km (0.091 R)
• M24: 35,089,527 km (0.105 R)
• M25: 38,889,612 km (0.078 R)
• M26: 39,368,176 km (0.07 R)
• M27: 40,093,127 km (0.06 R)

Asteroid Belt

Center: 5.86 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350.3

Radius: 5.6

Gravity: 11.17 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.75 AU - 7.49 AU

Year: 10451 Days

Day: 24.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,336,146 km

• M1: 69,862 km (0.077 R)
• M2: 288,125 km (0.097 R)
• M3: 685,308 km (0.097 R)
• M4: 4,006,081 km (0.093 R)
• M5: 4,213,125 km (0.108 R)
• M6: 4,427,499 km (0.088 R)
• M7: 6,343,548 km (0.109 R)
• M8: 6,805,955 km (0.044 R)
• M9: 7,998,998 km (0.118 R)
• M10: 8,244,937 km (0.12 R)
• M11: 9,235,425 km (0.105 R)
• M12: 10,940,990 km (0.049 R)
• M13: 12,134,482 km (0.061 R)
• M14: 12,734,818 km (0.118 R)
• M15: 15,779,583 km (0.089 R)
• M16: 16,037,191 km (0.108 R)
• M17: 16,232,117 km (0.093 R)
• M18: 16,560,634 km (0.027 R)
• M19: 21,088,213 km (0.079 R)
• M20: 22,115,352 km (0.085 R)
• M21: 27,290,242 km (0.073 R)
• M22: 28,987,131 km (0.105 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 31.4

Radius: 3.2

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 9.29 AU - 9.65 AU

Year: 20116 Days

Day: 19.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,336,146 km

• M1: 39,793 km (0.072 R)
• M2: 201,658 km (0.03 R)
• M3: 892,950 km (0.098 R)
• M4: 1,400,086 km (0.113 R)
• M5: 1,747,752 km (0.042 R)
• M6: 2,714,005 km (0.036 R)
• M7: 3,251,211 km (0.062 R)
• M8: 3,555,193 km (0.112 R)
• M9: 5,148,261 km (0.065 R)
• M10: 5,645,824 km (0.104 R)
• M11: 6,735,943 km (0.095 R)
• M12: 8,212,774 km (0.083 R)
• M13: 13,193,635 km (0.078 R)
• M14: 18,768,549 km (0.103 R)
• M15: 19,806,459 km (0.081 R)
• M16: 21,995,824 km (0.081 R)
• M17: 23,964,233 km (0.066 R)
• M18: 25,573,906 km (0.103 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: 352 - 17,335 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit