🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345

Radius: 10.8

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.98 AU - 1.36 AU

Year: 830 Days

Day: 8.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,073,456 km

• M1: 134,339 km (0.102 R)
• M2: 762,052 km (0.027 R)
• M3: 1,225,057 km (0.05 R)
• M4: 2,315,326 km (0.119 R)
• M5: 3,310,900 km (0.111 R)
• M6: 4,148,798 km (0.078 R)
• M7: 4,712,782 km (0.086 R)
• M8: 5,645,076 km (0.116 R)
• M9: 6,050,935 km (0.077 R)
• M10: 6,495,988 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.9

Radius: 11.5

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.99 AU - 1.51 AU

Year: 917 Days

Day: 7.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 69,073,456 km

• M1: 143,464 km (0.093 R)
• M2: 660,175 km (0.116 R)
• M3: 1,045,540 km (0.058 R)
• M4: 1,613,862 km (0.06 R)
• M5: 2,011,044 km (0.108 R)
• M6: 2,464,475 km (0.067 R)
• M7: 3,194,513 km (0.047 R)
• M8: 3,766,126 km (0.096 R)
• M9: 4,810,170 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.9

Radius: 12.6

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.59 AU - 2.39 AU

Year: 1842 Days

Day: 11.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 69,073,456 km

• M1: 156,629 km (0.085 R)
• M2: 748,139 km (0.086 R)
• M3: 1,140,833 km (0.076 R)
• M4: 1,677,441 km (0.104 R)
• M5: 2,403,589 km (0.102 R)
• M6: 2,979,541 km (0.094 R)
• M7: 5,360,092 km (0.053 R)
• M8: 5,883,535 km (0.113 R)
• M9: 6,556,575 km (0.103 R)
• M10: 7,406,142 km (0.116 R)
• M11: 8,887,909 km (0.054 R)
• M12: 9,443,216 km (0.073 R)
• M13: 10,303,703 km (0.082 R)
• M14: 11,418,057 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.4

Radius: 8.7

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.33 AU - 4.93 AU

Year: 6536 Days

Day: 12.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 69,073,456 km

• M1: 108,458 km (0.102 R)
• M2: 440,566 km (0.095 R)
• M3: 2,297,375 km (0.087 R)
• M4: 4,316,796 km (0.116 R)
• M5: 7,908,940 km (0.045 R)
• M6: 9,817,809 km (0.048 R)
• M7: 10,975,846 km (0.062 R)
• M8: 15,042,515 km (0.097 R)
• M9: 17,094,549 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.7

Radius: 10.9

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.6 AU - 4.96 AU

Year: 6856 Days

Day: 13.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,073,456 km

• M1: 135,536 km (0.105 R)
• M2: 799,750 km (0.091 R)
• M3: 1,392,457 km (0.084 R)
• M4: 1,751,342 km (0.095 R)
• M5: 2,100,205 km (0.09 R)
• M6: 2,747,066 km (0.092 R)
• M7: 3,626,252 km (0.108 R)
• M8: 4,341,779 km (0.117 R)
• M9: 6,670,419 km (0.083 R)
• M10: 8,814,157 km (0.119 R)
• M11: 10,190,607 km (0.068 R)
• M12: 11,290,600 km (0.059 R)
• M13: 12,322,526 km (0.117 R)
• M14: 19,542,718 km (0.105 R)
• M15: 23,919,353 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.6

Radius: 9.1

Gravity: 10.55 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.88 AU - 5.7 AU

Year: 6877 Days

Day: 11.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,073,456 km

• M1: 121,025 km (0.12 R)
• M2: 446,101 km (0.093 R)
• M3: 990,338 km (0.108 R)
• M4: 1,424,172 km (0.116 R)
• M5: 1,771,538 km (0.04 R)
• M6: 2,417,950 km (0.086 R)
• M7: 2,835,927 km (0.12 R)
• M8: 3,460,498 km (0.082 R)
• M9: 5,923,926 km (0.062 R)
• M10: 8,074,844 km (0.103 R)
• M11: 9,012,225 km (0.098 R)
• M12: 9,831,871 km (0.085 R)
• M13: 10,259,871 km (0.103 R)
• M14: 10,601,253 km (0.089 R)
• M15: 11,204,282 km (0.118 R)
• M16: 15,376,417 km (0.092 R)
• M17: 16,545,076 km (0.114 R)
• M18: 20,252,859 km (0.104 R)
• M19: 21,259,653 km (0.106 R)
• M20: 23,709,916 km (0.04 R)
• M21: 26,616,004 km (0.09 R)
• M22: 28,297,335 km (0.086 R)
• M23: 28,680,305 km (0.103 R)
• M24: 34,958,479 km (0.105 R)
• M25: 36,972,665 km (0.105 R)
• M26: 38,826,931 km (0.039 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 916.2

Radius: 3.9

Gravity: 60.24 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 5.48 AU - 6.36 AU

Year: 9449 Days

Day: 22.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 69,073,456 km

• M1: 50,115 km (0.084 R)
• M2: 197,020 km (0.088 R)
• M3: 386,112 km (0.059 R)
• M4: 518,955 km (0.052 R)
• M5: 674,686 km (0.09 R)
• M6: 891,005 km (0.051 R)
• M7: 1,026,391 km (0.112 R)
• M8: 1,406,519 km (0.082 R)
• M9: 3,155,917 km (0.075 R)
• M10: 3,324,513 km (0.079 R)
• M11: 3,473,812 km (0.054 R)
• M12: 4,405,956 km (0.077 R)
• M13: 5,425,017 km (0.044 R)
• M14: 6,247,955 km (0.087 R)
• M15: 6,709,016 km (0.116 R)
• M16: 6,907,532 km (0.108 R)
• M17: 7,915,971 km (0.104 R)
• M18: 8,455,272 km (0.118 R)
• M19: 9,018,657 km (0.114 R)
• M20: 11,411,176 km (0.102 R)
• M21: 12,040,085 km (0.104 R)
• M22: 12,215,564 km (0.109 R)
• M23: 12,812,908 km (0.094 R)
• M24: 15,812,944 km (0.028 R)
• M25: 16,450,081 km (0.062 R)
• M26: 17,400,327 km (0.11 R)
• M27: 17,851,065 km (0.116 R)
• M28: 19,731,660 km (0.104 R)
• M29: 22,263,155 km (0.079 R)
• M30: 26,749,894 km (0.074 R)
• M31: 27,653,316 km (0.103 R)
• M32: 28,576,784 km (0.086 R)
• M33: 31,581,158 km (0.057 R)
• M34: 37,581,977 km (0.076 R)
• M35: 38,714,134 km (0.07 R)
• M36: 42,247,037 km (0.091 R)
• M37: 43,060,251 km (0.095 R)
• M38: 48,013,137 km (0.101 R)
• M39: 50,550,168 km (0.115 R)

Asteroid Belt

Center: 7.85 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 9.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.2

Radius: 3.5

Gravity: 41.57 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 8.54 AU - 11.02 AU

Year: 20064 Days

Day: 19.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 69,073,456 km

• M1: 43,533 km (0.116 R)
• M2: 365,019 km (0.099 R)
• M3: 509,530 km (0.066 R)
• M4: 710,590 km (0.1 R)
• M5: 1,228,947 km (0.072 R)
• M6: 1,479,074 km (0.087 R)
• M7: 2,685,431 km (0.087 R)
• M8: 2,902,797 km (0.06 R)
• M9: 4,013,561 km (0.107 R)
• M10: 4,461,457 km (0.093 R)
• M11: 4,663,265 km (0.102 R)
• M12: 5,085,131 km (0.104 R)
• M13: 7,582,667 km (0.117 R)
• M14: 8,672,338 km (0.044 R)
• M15: 8,881,027 km (0.064 R)
• M16: 10,204,520 km (0.118 R)
• M17: 10,320,458 km (0.096 R)
• M18: 10,614,119 km (0.08 R)
• M19: 11,218,045 km (0.089 R)
• M20: 11,654,123 km (0.08 R)
• M21: 12,827,419 km (0.11 R)
• M22: 13,098,341 km (0.079 R)
• M23: 15,329,892 km (0.042 R)
• M24: 19,799,278 km (0.046 R)
• M25: 27,564,904 km (0.12 R)
• M26: 27,789,899 km (0.108 R)
• M27: 29,399,123 km (0.083 R)
• M28: 36,053,685 km (0.07 R)
• M29: 40,376,166 km (0.091 R)
• M30: 40,811,945 km (0.048 R)
• M31: 41,104,109 km (0.114 R)
• M32: 41,250,715 km (0.084 R)
• M33: 42,736,521 km (0.118 R)
• M34: 43,492,589 km (0.118 R)
• M35: 45,499,893 km (0.097 R)
• M36: 45,971,874 km (0.119 R)
• M37: 46,606,020 km (0.093 R)
• M38: 53,098,268 km (0.117 R)
• M39: 54,323,924 km (0.091 R)
• M40: 62,269,066 km (0.071 R)
• M41: 63,631,604 km (0.057 R)
• M42: 64,419,087 km (0.117 R)
• M43: 69,073,526 km (0.108 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 17,821 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit