🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.61 AU - 0.73 AU

Year: 360 Days

Day: 12.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,440,426 km

• M1: 37,848 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.5

Radius: 8.9

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.75 AU - 0.77 AU

Year: 435 Days

Day: 8.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,440,426 km

• M1: 110,702 km (0.115 R)
• M2: 408,103 km (0.092 R)
• M3: 761,154 km (0.062 R)
• M4: 1,239,119 km (0.087 R)
• M5: 1,550,881 km (0.114 R)
• M6: 1,993,392 km (0.109 R)
• M7: 2,363,347 km (0.083 R)
• M8: 2,739,137 km (0.055 R)
• M9: 3,209,323 km (0.082 R)
• M10: 3,587,656 km (0.101 R)
• M11: 3,957,312 km (0.097 R)
• M12: 4,503,494 km (0.106 R)
• M13: 4,993,876 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.9

Radius: 13.6

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.85 AU - 1.07 AU

Year: 617 Days

Day: 8.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,440,426 km

• M1: 169,195 km (0.116 R)
• M2: 613,202 km (0.116 R)
• M3: 1,213,538 km (0.117 R)
• M4: 1,671,607 km (0.104 R)
• M5: 2,096,315 km (0.108 R)
• M6: 2,758,734 km (0.083 R)
• M7: 3,309,404 km (0.088 R)
• M8: 4,005,483 km (0.058 R)
• M9: 4,506,636 km (0.046 R)
• M10: 5,453,590 km (0.115 R)
• M11: 6,228,208 km (0.114 R)
• M12: 6,819,419 km (0.118 R)
• M13: 7,336,728 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.7

Radius: 11.5

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.85 AU - 1.11 AU

Year: 636 Days

Day: 5.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,440,426 km

• M1: 143,016 km (0.103 R)
• M2: 611,406 km (0.081 R)
• M3: 1,231,938 km (0.111 R)
• M4: 1,778,120 km (0.079 R)
• M5: 2,524,614 km (0.115 R)
• M6: 2,970,864 km (0.113 R)
• M7: 3,934,723 km (0.059 R)
• M8: 4,346,117 km (0.055 R)
• M9: 4,769,330 km (0.076 R)
• M10: 5,437,583 km (0.099 R)
• M11: 6,028,196 km (0.073 R)
• M12: 7,293,046 km (0.059 R)
• M13: 7,798,537 km (0.08 R)
• M14: 8,327,515 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.2

Radius: 14

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.1 AU - 1.44 AU

Year: 939 Days

Day: 13 Hours

Environment

Temp: -171 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,440,426 km

• M1: 174,132 km (0.114 R)
• M2: 769,831 km (0.059 R)
• M3: 1,498,522 km (0.063 R)
• M4: 2,650,725 km (0.082 R)
• M5: 3,360,267 km (0.103 R)
• M6: 4,002,192 km (0.071 R)
• M7: 4,453,828 km (0.115 R)
• M8: 4,889,606 km (0.105 R)
• M9: 5,353,958 km (0.057 R)
• M10: 7,338,075 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.8

Radius: 14.4

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.38 AU - 1.92 AU

Year: 1390 Days

Day: 9.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 33,440,426 km

• M1: 179,817 km (0.096 R)
• M2: 718,818 km (0.028 R)
• M3: 1,234,781 km (0.03 R)
• M4: 1,996,683 km (0.045 R)
• M5: 3,024,271 km (0.06 R)
• M6: 3,696,863 km (0.109 R)
• M7: 4,753,173 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.7

Radius: 14.8

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.81 AU - 2.09 AU

Year: 1786 Days

Day: 14.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,440,426 km

• M1: 184,454 km (0.082 R)
• M2: 770,130 km (0.101 R)
• M3: 1,318,705 km (0.116 R)
• M4: 2,065,947 km (0.109 R)
• M5: 2,826,951 km (0.067 R)
• M6: 3,359,968 km (0.111 R)
• M7: 4,476,118 km (0.11 R)
• M8: 4,974,728 km (0.075 R)
• M9: 6,350,130 km (0.106 R)
• M10: 7,166,785 km (0.114 R)
• M11: 7,909,389 km (0.085 R)
• M12: 8,824,928 km (0.086 R)
• M13: 9,452,341 km (0.113 R)
• M14: 9,975,485 km (0.077 R)
• M15: 11,588,898 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235.4

Radius: 5.2

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 5.94 AU - 6.26 AU

Year: 9883 Days

Day: 24.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,440,426 km

• M1: 64,626 km (0.097 R)
• M2: 296,353 km (0.115 R)
• M3: 690,394 km (0.097 R)
• M4: 1,017,266 km (0.11 R)
• M5: 1,490,144 km (0.109 R)
• M6: 2,994,501 km (0.08 R)
• M7: 3,196,458 km (0.1 R)
• M8: 3,695,815 km (0.058 R)
• M9: 3,928,590 km (0.117 R)
• M10: 4,423,310 km (0.117 R)
• M11: 6,125,285 km (0.104 R)
• M12: 8,821,338 km (0.05 R)
• M13: 9,450,546 km (0.04 R)
• M14: 10,154,255 km (0.103 R)
• M15: 11,764,526 km (0.074 R)
• M16: 13,537,560 km (0.025 R)
• M17: 18,063,195 km (0.073 R)
• M18: 20,627,452 km (0.061 R)
• M19: 21,508,583 km (0.097 R)
• M20: 22,338,104 km (0.116 R)
• M21: 23,661,746 km (0.051 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 36.6

Radius: 6.4

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.83 AU - 10.07 AU

Year: 19057 Days

Day: 21.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,440,426 km

• M1: 79,885 km (0.042 R)
• M2: 374,294 km (0.092 R)
• M3: 1,811,032 km (0.082 R)
• M4: 2,115,015 km (0.052 R)
• M5: 2,534,487 km (0.093 R)
• M6: 3,881,167 km (0.093 R)
• M7: 4,293,160 km (0.05 R)
• M8: 5,733,787 km (0.089 R)
• M9: 10,844,050 km (0.083 R)
• M10: 12,035,597 km (0.08 R)
• M11: 13,009,779 km (0.093 R)
• M12: 14,568,140 km (0.063 R)
• M13: 15,392,275 km (0.105 R)
• M14: 15,901,356 km (0.095 R)
• M15: 18,616,857 km (0.037 R)
• M16: 23,579,766 km (0.106 R)
• M17: 24,945,445 km (0.046 R)
• M18: 26,282,850 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 55.2

Radius: 4

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 9.56 AU - 10.3 AU

Year: 20527 Days

Day: 18.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,440,426 km

• M1: 51,462 km (0.068 R)
• M2: 751,729 km (0.081 R)
• M3: 2,488,411 km (0.118 R)
• M4: 3,560,878 km (0.038 R)
• M5: 5,220,367 km (0.082 R)
• M6: 5,425,316 km (0.041 R)
• M7: 9,869,271 km (0.105 R)
• M8: 10,548,894 km (0.06 R)
• M9: 14,592,076 km (0.036 R)
• M10: 25,966,002 km (0.076 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 10,503 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit