🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.6

Radius: 9.6

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.47 AU - 0.61 AU

Year: 265 Days

Day: 5.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 40,765,138 km

• M1: 119,379 km (0.068 R)
• M2: 521,349 km (0.111 R)
• M3: 922,570 km (0.07 R)
• M4: 1,369,269 km (0.083 R)
• M5: 1,949,559 km (0.058 R)
• M6: 2,285,407 km (0.054 R)
• M7: 2,651,173 km (0.079 R)
• M8: 3,143,949 km (0.086 R)
• M9: 3,555,343 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.9

Radius: 11.6

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.57 AU - 0.91 AU

Year: 424 Days

Day: 10.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 40,765,138 km

• M1: 144,212 km (0.079 R)
• M2: 559,945 km (0.084 R)
• M3: 920,775 km (0.118 R)
• M4: 1,387,071 km (0.091 R)
• M5: 2,059,514 km (0.085 R)
• M6: 2,920,749 km (0.06 R)
• M7: 3,378,818 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.6

Radius: 13

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.79 AU - 0.99 AU

Year: 560 Days

Day: 13.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 40,765,138 km

• M1: 161,715 km (0.088 R)
• M2: 769,083 km (0.104 R)
• M3: 1,222,215 km (0.028 R)
• M4: 1,628,522 km (0.064 R)
• M5: 2,768,009 km (0.1 R)
• M6: 4,259,650 km (0.055 R)
• M7: 5,330,920 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229

Radius: 8.9

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.17 AU - 1.25 AU

Year: 888 Days

Day: 6.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,765,138 km

• M1: 110,702 km (0.12 R)
• M2: 399,426 km (0.061 R)
• M3: 699,819 km (0.114 R)
• M4: 1,041,800 km (0.069 R)
• M5: 1,354,459 km (0.1 R)
• M6: 1,808,937 km (0.111 R)
• M7: 2,911,773 km (0.081 R)
• M8: 3,211,268 km (0.119 R)
• M9: 4,193,079 km (0.103 R)
• M10: 4,607,016 km (0.079 R)
• M11: 5,228,745 km (0.107 R)
• M12: 5,655,996 km (0.026 R)
• M13: 6,464,423 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 81.5

Radius: 15

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.95 AU - 2.67 AU

Year: 2341 Days

Day: 14.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 66 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 40,765,138 km

• M1: 186,549 km (0.07 R)
• M2: 698,772 km (0.08 R)
• M3: 1,506,899 km (0.034 R)
• M4: 2,109,180 km (0.116 R)
• M5: 2,661,945 km (0.05 R)
• M6: 3,915,575 km (0.096 R)
• M7: 4,760,952 km (0.096 R)
• M8: 6,882,100 km (0.03 R)
• M9: 7,896,374 km (0.089 R)
• M10: 8,592,303 km (0.035 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.4

Radius: 14.1

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.08 AU - 3.24 AU

Year: 2893 Days

Day: 8 Hours

Environment

Temp: -210 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,765,138 km

• M1: 175,478 km (0.1 R)
• M2: 718,668 km (0.083 R)
• M3: 1,262,606 km (0.059 R)
• M4: 2,096,465 km (0.065 R)
• M5: 3,145,894 km (0.12 R)
• M6: 6,902,147 km (0.071 R)
• M7: 7,785,971 km (0.08 R)
• M8: 8,520,945 km (0.095 R)
• M9: 10,598,860 km (0.116 R)
• M10: 11,119,909 km (0.096 R)
• M11: 11,933,572 km (0.099 R)
• M12: 13,942,821 km (0.116 R)
• M13: 14,433,502 km (0.076 R)
• M14: 14,889,476 km (0.041 R)
• M15: 15,449,271 km (0.076 R)
• M16: 16,462,946 km (0.051 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.1

Radius: 9.4

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.82 AU - 4.28 AU

Year: 4460 Days

Day: 9 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 40,765,138 km

• M1: 116,986 km (0.062 R)
• M2: 422,315 km (0.114 R)
• M3: 752,328 km (0.101 R)
• M4: 1,133,653 km (0.109 R)
• M5: 1,618,948 km (0.079 R)
• M6: 2,102,748 km (0.104 R)
• M7: 2,493,797 km (0.073 R)
• M8: 2,988,965 km (0.056 R)
• M9: 3,548,611 km (0.055 R)
• M10: 4,200,259 km (0.059 R)
• M11: 5,653,154 km (0.101 R)
• M12: 6,477,737 km (0.072 R)
• M13: 7,485,728 km (0.096 R)
• M14: 7,843,865 km (0.109 R)
• M15: 9,641,732 km (0.12 R)
• M16: 10,907,181 km (0.095 R)
• M17: 11,415,066 km (0.071 R)
• M18: 11,794,296 km (0.101 R)
• M19: 17,148,554 km (0.051 R)
• M20: 17,835,507 km (0.102 R)
• M21: 18,867,433 km (0.069 R)
• M22: 19,802,569 km (0.044 R)
• M23: 20,628,499 km (0.095 R)
• M24: 21,477,018 km (0.093 R)
• M25: 22,793,480 km (0.099 R)
• M26: 23,243,919 km (0.076 R)
• M27: 24,162,749 km (0.053 R)
• M28: 24,552,751 km (0.069 R)
• M29: 27,400,944 km (0.096 R)
• M30: 28,253,503 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 882.1

Radius: 10.3

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.14 AU - 4.38 AU

Year: 4862 Days

Day: 11.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,765,138 km

• M1: 128,056 km (0.11 R)
• M2: 673,190 km (0.038 R)
• M3: 2,033,185 km (0.102 R)
• M4: 2,681,542 km (0.119 R)
• M5: 3,357,126 km (0.025 R)
• M6: 4,413,436 km (0.088 R)
• M7: 4,909,353 km (0.054 R)
• M8: 5,529,885 km (0.05 R)
• M9: 6,557,772 km (0.108 R)
• M10: 7,099,915 km (0.093 R)
• M11: 7,635,027 km (0.114 R)
• M12: 9,572,768 km (0.115 R)
• M13: 10,049,237 km (0.037 R)
• M14: 11,238,540 km (0.104 R)
• M15: 12,215,564 km (0.09 R)
• M16: 13,785,743 km (0.075 R)
• M17: 15,193,609 km (0.118 R)
• M18: 16,757,205 km (0.104 R)
• M19: 17,771,180 km (0.112 R)
• M20: 20,484,436 km (0.105 R)
• M21: 21,865,374 km (0.029 R)
• M22: 22,998,578 km (0.084 R)
• M23: 23,854,278 km (0.106 R)
• M24: 26,044,241 km (0.079 R)
• M25: 28,453,515 km (0.032 R)
• M26: 31,479,431 km (0.054 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.8

Radius: 14.3

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.54 AU - 4.52 AU

Year: 5395 Days

Day: 11.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 40,765,138 km

• M1: 177,872 km (0.056 R)
• M2: 706,102 km (0.071 R)
• M3: 1,175,241 km (0.06 R)
• M4: 1,627,326 km (0.111 R)
• M5: 2,718,493 km (0.117 R)
• M6: 3,710,177 km (0.078 R)
• M7: 4,378,430 km (0.095 R)
• M8: 5,590,323 km (0.11 R)
• M9: 6,571,386 km (0.094 R)
• M10: 8,118,527 km (0.1 R)
• M11: 8,590,957 km (0.11 R)
• M12: 9,249,337 km (0.084 R)
• M13: 9,941,377 km (0.03 R)
• M14: 11,477,897 km (0.112 R)
• M15: 14,901,294 km (0.061 R)
• M16: 15,671,873 km (0.106 R)
• M17: 18,344,439 km (0.098 R)
• M18: 18,885,983 km (0.062 R)
• M19: 21,307,823 km (0.073 R)
• M20: 22,286,492 km (0.115 R)
• M21: 23,373,620 km (0.065 R)
• M22: 24,495,754 km (0.075 R)
• M23: 25,990,984 km (0.117 R)
• M24: 27,811,441 km (0.057 R)
• M25: 29,254,462 km (0.103 R)
• M26: 31,032,283 km (0.037 R)

Asteroid Belt

Center: 6.03 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183

Radius: 6.9

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 6.51 AU - 9.55 AU

Year: 15174 Days

Day: 25 Hours

Environment

Temp: -234 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 40,765,138 km

• M1: 86,168 km (0.094 R)
• M2: 768,335 km (0.112 R)
• M3: 1,206,208 km (0.04 R)
• M4: 1,456,634 km (0.077 R)
• M5: 1,967,960 km (0.115 R)
• M6: 3,297,586 km (0.088 R)
• M7: 3,743,537 km (0.118 R)
• M8: 4,228,833 km (0.066 R)
• M9: 5,609,920 km (0.049 R)
• M10: 6,005,906 km (0.025 R)
• M11: 6,526,955 km (0.037 R)
• M12: 6,890,777 km (0.062 R)
• M13: 8,355,789 km (0.055 R)
• M14: 10,017,223 km (0.058 R)
• M15: 10,849,885 km (0.075 R)
• M16: 12,764,139 km (0.069 R)
• M17: 13,218,318 km (0.115 R)
• M18: 14,340,003 km (0.036 R)
• M19: 14,955,150 km (0.071 R)
• M20: 15,206,175 km (0.074 R)
• M21: 16,304,223 km (0.109 R)
• M22: 17,385,068 km (0.095 R)
• M23: 17,872,607 km (0.072 R)
• M24: 18,226,556 km (0.111 R)
• M25: 26,689,008 km (0.119 R)
• M26: 31,044,700 km (0.047 R)
• M27: 32,386,144 km (0.076 R)
• M28: 38,138,930 km (0.036 R)
• M29: 38,372,901 km (0.115 R)
• M30: 40,037,327 km (0.059 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 14,543 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit