🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.41 AU - 0.69 AU

Year: 268 Days

Day: 33.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,383,159 km

• M1: 594,352 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.2

Radius: 14.8

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.66 AU - 0.8 AU

Year: 409 Days

Day: 6 Hours

Environment

Temp: -132 °C

Axial Tilt: 171.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 37,383,159 km

• M1: 184,753 km (0.107 R)
• M2: 769,681 km (0.106 R)
• M3: 1,362,238 km (0.05 R)
• M4: 2,011,194 km (0.114 R)
• M5: 2,540,022 km (0.084 R)
• M6: 3,572,248 km (0.096 R)
• M7: 4,092,100 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.2

Radius: 14.3

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.65 AU - 0.85 AU

Year: 426 Days

Day: 11.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 37,383,159 km

• M1: 177,872 km (0.104 R)
• M2: 755,020 km (0.095 R)
• M3: 1,347,129 km (0.12 R)
• M4: 1,909,318 km (0.051 R)
• M5: 2,483,325 km (0.114 R)
• M6: 3,372,834 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798

Radius: 11.5

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.8 AU - 0.92 AU

Year: 523 Days

Day: 10.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,383,159 km

• M1: 143,016 km (0.086 R)
• M2: 609,013 km (0.09 R)
• M3: 1,103,733 km (0.113 R)
• M4: 1,484,759 km (0.07 R)
• M5: 1,989,203 km (0.051 R)
• M6: 2,503,820 km (0.088 R)
• M7: 3,094,282 km (0.119 R)
• M8: 3,512,259 km (0.1 R)
• M9: 4,010,270 km (0.081 R)
• M10: 4,934,187 km (0.107 R)
• M11: 5,420,828 km (0.105 R)
• M12: 5,865,882 km (0.06 R)
• M13: 6,648,728 km (0.036 R)
• M14: 7,013,747 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 702

Radius: 13.5

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.86 AU - 1.36 AU

Year: 767 Days

Day: 10 Hours

Environment

Temp: -167 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,383,159 km

• M1: 167,849 km (0.039 R)
• M2: 744,848 km (0.069 R)
• M3: 1,269,936 km (0.103 R)
• M4: 1,744,311 km (0.115 R)
• M5: 2,177,846 km (0.102 R)
• M6: 2,753,199 km (0.114 R)
• M7: 3,269,611 km (0.101 R)
• M8: 4,698,869 km (0.1 R)
• M9: 5,423,222 km (0.041 R)
• M10: 6,139,796 km (0.026 R)
• M11: 6,637,807 km (0.09 R)
• M12: 7,389,536 km (0.098 R)
• M13: 8,099,378 km (0.086 R)
• M14: 8,648,403 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.1

Radius: 10.3

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.79 AU - 1.89 AU

Year: 1637 Days

Day: 6.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,383,159 km

• M1: 132,394 km (0.08 R)
• M2: 489,634 km (0.112 R)
• M3: 1,185,114 km (0.034 R)
• M4: 2,231,402 km (0.088 R)
• M5: 2,558,273 km (0.096 R)
• M6: 3,094,432 km (0.073 R)
• M7: 4,092,848 km (0.109 R)
• M8: 4,787,581 km (0.103 R)
• M9: 5,695,490 km (0.087 R)
• M10: 6,436,299 km (0.066 R)
• M11: 6,765,564 km (0.079 R)
• M12: 7,240,238 km (0.052 R)
• M13: 8,984,399 km (0.104 R)
• M14: 10,122,690 km (0.1 R)
• M15: 11,724,284 km (0.111 R)
• M16: 12,332,549 km (0.111 R)
• M17: 13,162,518 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.8

Radius: 9.1

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.01 AU - 3.85 AU

Year: 4167 Days

Day: 12.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,383,159 km

• M1: 113,246 km (0.082 R)
• M2: 575,353 km (0.066 R)
• M3: 1,110,166 km (0.114 R)
• M4: 1,655,450 km (0.114 R)
• M5: 2,195,498 km (0.099 R)
• M6: 3,093,684 km (0.084 R)
• M7: 3,606,356 km (0.025 R)
• M8: 4,376,935 km (0.111 R)
• M9: 6,155,204 km (0.088 R)
• M10: 7,382,655 km (0.116 R)
• M11: 7,814,843 km (0.085 R)
• M12: 8,512,418 km (0.109 R)
• M13: 10,152,310 km (0.057 R)
• M14: 12,174,724 km (0.071 R)
• M15: 13,063,784 km (0.103 R)
• M16: 14,146,573 km (0.099 R)
• M17: 14,658,048 km (0.111 R)
• M18: 17,171,442 km (0.101 R)
• M19: 17,460,914 km (0.106 R)
• M20: 19,142,394 km (0.101 R)
• M21: 19,453,707 km (0.088 R)
• M22: 20,863,667 km (0.096 R)
• M23: 24,101,863 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760.9

Radius: 5.3

Gravity: 27.09 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 6.66 AU - 6.7 AU

Year: 11326 Days

Day: 17.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 37,383,159 km

• M1: 65,973 km (0.083 R)
• M2: 1,023,698 km (0.044 R)
• M3: 1,235,828 km (0.095 R)
• M4: 1,434,943 km (0.036 R)
• M5: 2,073,127 km (0.061 R)
• M6: 2,278,076 km (0.109 R)
• M7: 2,685,581 km (0.102 R)
• M8: 4,000,397 km (0.116 R)
• M9: 5,378,343 km (0.099 R)
• M10: 6,288,197 km (0.056 R)
• M11: 6,799,971 km (0.062 R)
• M12: 7,128,339 km (0.116 R)
• M13: 7,296,487 km (0.11 R)
• M14: 7,950,828 km (0.091 R)
• M15: 8,786,631 km (0.08 R)
• M16: 9,628,418 km (0.088 R)
• M17: 9,886,026 km (0.117 R)
• M18: 11,186,480 km (0.085 R)
• M19: 11,818,980 km (0.12 R)
• M20: 12,658,224 km (0.086 R)
• M21: 13,345,028 km (0.058 R)
• M22: 15,553,990 km (0.088 R)
• M23: 20,341,570 km (0.114 R)
• M24: 20,765,830 km (0.084 R)
• M25: 21,369,457 km (0.078 R)
• M26: 23,250,800 km (0.088 R)
• M27: 25,142,615 km (0.047 R)
• M28: 26,526,246 km (0.088 R)
• M29: 27,032,485 km (0.104 R)
• M30: 32,224,728 km (0.108 R)
• M31: 36,279,877 km (0.062 R)
• M32: 37,788,572 km (0.119 R)
• M33: 38,300,645 km (0.08 R)
• M34: 41,065,214 km (0.081 R)
• M35: 42,427,153 km (0.095 R)
• M36: 45,673,576 km (0.091 R)
• M37: 46,987,644 km (0.099 R)
• M38: 47,877,602 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.7

Radius: 4.5

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.69 AU - 9.01 AU

Year: 15828 Days

Day: 19.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 37,383,159 km

• M1: 56,398 km (0.072 R)
• M2: 1,497,325 km (0.09 R)
• M3: 2,186,074 km (0.1 R)
• M4: 3,192,419 km (0.068 R)
• M5: 3,809,061 km (0.102 R)
• M6: 12,478,856 km (0.091 R)
• M7: 23,141,743 km (0.114 R)
• M8: 30,665,170 km (0.042 R)
• M9: 33,703,802 km (0.102 R)
• M10: 34,018,257 km (0.063 R)
• M11: 34,866,327 km (0.079 R)
• M12: 35,080,551 km (0.109 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 11,646 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit