🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.47 AU - 0.59 AU

Year: 249 Days

Day: 46.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.4

Radius: 13.6

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.63 AU - 0.81 AU

Year: 394 Days

Day: 13.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 24,717,872 km

• M1: 169,195 km (0.082 R)
• M2: 745,147 km (0.114 R)
• M3: 1,286,990 km (0.1 R)
• M4: 1,973,794 km (0.12 R)
• M5: 2,508,008 km (0.054 R)
• M6: 3,031,451 km (0.086 R)
• M7: 3,910,339 km (0.079 R)
• M8: 4,520,997 km (0.102 R)
• M9: 5,444,315 km (0.038 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222

Radius: 12.3

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.98 AU - 1.06 AU

Year: 665 Days

Day: 11.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,717,872 km

• M1: 153,039 km (0.085 R)
• M2: 680,970 km (0.104 R)
• M3: 1,237,174 km (0.067 R)
• M4: 1,782,608 km (0.111 R)
• M5: 2,213,001 km (0.093 R)
• M6: 3,027,711 km (0.073 R)
• M7: 3,587,656 km (0.093 R)
• M8: 4,269,374 km (0.113 R)
• M9: 5,005,994 km (0.12 R)
• M10: 5,389,263 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.5

Radius: 9.5

Gravity: 5.34 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.88 AU - 1.2 AU

Year: 685 Days

Day: 14.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,717,872 km

• M1: 118,182 km (0.072 R)
• M2: 577,298 km (0.116 R)
• M3: 1,204,562 km (0.046 R)
• M4: 1,957,189 km (0.062 R)
• M5: 2,363,198 km (0.098 R)
• M6: 2,714,902 km (0.093 R)
• M7: 3,030,703 km (0.057 R)
• M8: 3,345,906 km (0.116 R)
• M9: 4,246,635 km (0.074 R)
• M10: 4,627,212 km (0.083 R)
• M11: 5,908,069 km (0.099 R)
• M12: 6,324,998 km (0.047 R)

Asteroid Belt

Center: 1.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.3

Radius: 8.1

Gravity: 12.03 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.73 AU - 2.63 AU

Year: 2078 Days

Day: 13 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 24,717,872 km

• M1: 103,821 km (0.087 R)
• M2: 364,869 km (0.035 R)
• M3: 633,098 km (0.11 R)
• M4: 988,692 km (0.098 R)
• M5: 1,256,622 km (0.073 R)
• M6: 1,583,942 km (0.093 R)
• M7: 2,755,144 km (0.084 R)
• M8: 3,179,404 km (0.098 R)
• M9: 3,485,930 km (0.12 R)
• M10: 3,737,852 km (0.09 R)
• M11: 4,002,042 km (0.091 R)
• M12: 4,380,674 km (0.055 R)
• M13: 4,653,242 km (0.045 R)
• M14: 5,735,433 km (0.045 R)
• M15: 6,428,221 km (0.035 R)
• M16: 7,466,879 km (0.11 R)
• M17: 8,711,234 km (0.107 R)
• M18: 9,314,113 km (0.097 R)
• M19: 9,660,881 km (0.089 R)
• M20: 9,980,272 km (0.114 R)
• M21: 10,454,049 km (0.113 R)
• M22: 10,866,640 km (0.099 R)
• M23: 12,626,659 km (0.052 R)
• M24: 12,965,947 km (0.108 R)
• M25: 14,801,213 km (0.03 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.4

Radius: 14.4

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.6 AU - 5.1 AU

Year: 6896 Days

Day: 10.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,717,872 km

• M1: 179,069 km (0.091 R)
• M2: 1,340,397 km (0.086 R)
• M3: 1,875,359 km (0.098 R)
• M4: 2,951,716 km (0.09 R)
• M5: 4,148,947 km (0.098 R)
• M6: 5,462,865 km (0.101 R)
• M7: 10,391,666 km (0.09 R)
• M8: 13,748,942 km (0.052 R)
• M9: 18,324,243 km (0.078 R)
• M10: 23,910,527 km (0.107 R)
• M11: 24,926,296 km (0.077 R)
• M12: 32,549,654 km (0.068 R)
• M13: 35,292,681 km (0.065 R)
• M14: 37,279,789 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310.1

Radius: 3.3

Gravity: 28.48 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 6.07 AU - 7.83 AU

Year: 11830 Days

Day: 22.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,717,872 km

• M1: 40,990 km (0.101 R)
• M2: 370,105 km (0.116 R)
• M3: 660,774 km (0.093 R)
• M4: 772,224 km (0.034 R)
• M5: 983,157 km (0.109 R)
• M6: 1,151,455 km (0.096 R)
• M7: 1,532,481 km (0.106 R)
• M8: 3,109,841 km (0.068 R)
• M9: 3,568,358 km (0.038 R)
• M10: 4,879,583 km (0.115 R)
• M11: 5,029,331 km (0.107 R)
• M12: 14,391,016 km (0.086 R)
• M13: 18,817,168 km (0.066 R)
• M14: 19,784,169 km (0.116 R)
• M15: 30,525,446 km (0.075 R)
• M16: 30,931,454 km (0.108 R)
• M17: 32,066,603 km (0.101 R)
• M18: 32,697,158 km (0.095 R)
• M19: 35,862,499 km (0.1 R)
• M20: 40,922,198 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.7

Radius: 6.4

Gravity: 21.48 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 9.41 AU - 10.35 AU

Year: 20052 Days

Day: 22.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 24,717,872 km

• M1: 79,586 km (0.087 R)
• M2: 925,412 km (0.081 R)
• M3: 1,140,085 km (0.116 R)
• M4: 1,484,609 km (0.08 R)
• M5: 1,857,856 km (0.082 R)
• M6: 3,508,070 km (0.116 R)
• M7: 4,204,448 km (0.072 R)
• M8: 6,614,470 km (0.096 R)
• M9: 7,722,840 km (0.114 R)
• M10: 8,083,521 km (0.115 R)
• M11: 9,006,241 km (0.119 R)
• M12: 10,930,219 km (0.109 R)
• M13: 13,112,702 km (0.109 R)
• M14: 13,478,020 km (0.074 R)
• M15: 16,062,174 km (0.091 R)
• M16: 17,602,433 km (0.084 R)
• M17: 19,238,436 km (0.113 R)
• M18: 20,775,554 km (0.092 R)
• M19: 21,372,599 km (0.103 R)
• M20: 22,392,856 km (0.087 R)
• M21: 28,105,700 km (0.084 R)
• M22: 28,469,223 km (0.114 R)
• M23: 32,145,740 km (0.107 R)
• M24: 32,943,994 km (0.115 R)
• M25: 34,718,973 km (0.048 R)
• M26: 35,418,193 km (0.109 R)
• M27: 36,700,546 km (0.092 R)
• M28: 44,556,679 km (0.084 R)
• M29: 46,386,560 km (0.052 R)
• M30: 51,269,434 km (0.119 R)
• M31: 54,020,988 km (0.098 R)
• M32: 61,023,066 km (0.105 R)
• M33: 65,162,888 km (0.105 R)
• M34: 71,492,224 km (0.102 R)
• M35: 71,943,262 km (0.046 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 20.5

Radius: 5.1

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 9.54 AU - 11.1 AU

Year: 21406 Days

Day: 24.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,717,872 km

• M1: 63,579 km (0.086 R)
• M2: 404,213 km (0.069 R)
• M3: 1,129,614 km (0.104 R)
• M4: 1,903,035 km (0.094 R)
• M5: 2,064,899 km (0.072 R)
• M6: 4,999,262 km (0.085 R)
• M7: 5,468,999 km (0.095 R)
• M8: 8,375,686 km (0.083 R)
• M9: 10,054,024 km (0.064 R)
• M10: 10,257,926 km (0.102 R)
• M11: 14,058,909 km (0.089 R)
• M12: 15,581,516 km (0.073 R)
• M13: 23,197,095 km (0.077 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: 464 - 17,951 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit