🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.62 AU - 0.64 AU

Year: 328 Days

Day: 28.9 Hours

Environment

Temp: -133 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.4

Radius: 9

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.91 AU - 1.05 AU

Year: 636 Days

Day: 5.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,355,140 km

• M1: 111,899 km (0.119 R)
• M2: 406,308 km (0.071 R)
• M3: 689,497 km (0.095 R)
• M4: 976,874 km (0.088 R)
• M5: 1,304,344 km (0.09 R)
• M6: 1,627,475 km (0.092 R)
• M7: 2,275,234 km (0.06 R)
• M8: 2,580,862 km (0.06 R)
• M9: 2,924,339 km (0.097 R)
• M10: 3,264,076 km (0.104 R)
• M11: 3,729,026 km (0.117 R)
• M12: 4,023,584 km (0.091 R)
• M13: 4,645,313 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.3

Radius: 14.5

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1 AU - 1.18 AU

Year: 747 Days

Day: 8.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,355,140 km

• M1: 180,415 km (0.101 R)
• M2: 638,334 km (0.118 R)
• M3: 1,868,328 km (0.092 R)
• M4: 2,547,353 km (0.075 R)
• M5: 4,213,125 km (0.101 R)
• M6: 4,708,443 km (0.099 R)
• M7: 6,391,719 km (0.117 R)
• M8: 7,117,119 km (0.06 R)
• M9: 7,896,823 km (0.095 R)
• M10: 9,240,511 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.6

Radius: 14.2

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.35 AU - 1.59 AU

Year: 1169 Days

Day: 12.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,355,140 km

• M1: 176,675 km (0.068 R)
• M2: 1,035,367 km (0.062 R)
• M3: 1,487,003 km (0.104 R)
• M4: 1,967,810 km (0.085 R)
• M5: 2,542,416 km (0.076 R)
• M6: 3,147,689 km (0.088 R)
• M7: 4,099,131 km (0.063 R)
• M8: 6,394,411 km (0.112 R)
• M9: 7,474,658 km (0.073 R)
• M10: 8,277,400 km (0.102 R)
• M11: 9,026,287 km (0.109 R)
• M12: 9,474,332 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.9

Radius: 11.7

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.54 AU - 1.58 AU

Year: 1278 Days

Day: 7.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,355,140 km

• M1: 145,559 km (0.07 R)
• M2: 550,071 km (0.089 R)
• M3: 1,019,061 km (0.072 R)
• M4: 1,727,706 km (0.075 R)
• M5: 2,171,114 km (0.07 R)
• M6: 2,600,310 km (0.087 R)
• M7: 3,187,781 km (0.083 R)
• M8: 3,828,958 km (0.119 R)
• M9: 4,260,847 km (0.062 R)
• M10: 5,080,344 km (0.114 R)
• M11: 5,625,179 km (0.09 R)
• M12: 7,470,469 km (0.058 R)
• M13: 9,045,286 km (0.111 R)
• M14: 9,533,424 km (0.07 R)
• M15: 10,168,167 km (0.11 R)
• M16: 10,932,912 km (0.102 R)
• M17: 11,452,016 km (0.092 R)
• M18: 11,951,224 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.5

Radius: 12.9

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.59 AU - 1.81 AU

Year: 1454 Days

Day: 9.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 31,355,140 km

• M1: 188,942 km (0.1 R)
• M2: 649,853 km (0.095 R)
• M3: 1,109,268 km (0.027 R)
• M4: 1,568,384 km (0.112 R)
• M5: 2,376,213 km (0.104 R)
• M6: 2,968,022 km (0.062 R)
• M7: 3,394,525 km (0.077 R)
• M8: 4,018,049 km (0.057 R)
• M9: 5,062,242 km (0.094 R)
• M10: 5,567,135 km (0.077 R)
• M11: 6,597,565 km (0.057 R)
• M12: 7,052,193 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.7

Radius: 8.1

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.35 AU - 2.19 AU

Year: 1545 Days

Day: 12.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,355,140 km

• M1: 100,679 km (0.07 R)
• M2: 380,577 km (0.075 R)
• M3: 650,900 km (0.067 R)
• M4: 1,113,607 km (0.109 R)
• M5: 1,607,728 km (0.116 R)
• M6: 2,348,986 km (0.074 R)
• M7: 2,725,075 km (0.035 R)
• M8: 3,140,957 km (0.09 R)
• M9: 4,502,597 km (0.07 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.1

Radius: 8.5

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.81 AU - 2.61 AU

Year: 2155 Days

Day: 14.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 31,355,140 km

• M1: 105,766 km (0.076 R)
• M2: 619,485 km (0.094 R)
• M3: 1,221,167 km (0.092 R)
• M4: 1,721,423 km (0.094 R)
• M5: 2,253,692 km (0.098 R)
• M6: 3,175,664 km (0.102 R)
• M7: 3,577,783 km (0.081 R)
• M8: 3,941,455 km (0.069 R)
• M9: 4,484,196 km (0.082 R)
• M10: 4,845,475 km (0.048 R)
• M11: 5,204,510 km (0.062 R)
• M12: 6,464,423 km (0.072 R)
• M13: 6,821,813 km (0.112 R)
• M14: 7,576,384 km (0.078 R)
• M15: 8,566,124 km (0.117 R)
• M16: 8,904,065 km (0.114 R)
• M17: 9,187,254 km (0.094 R)
• M18: 10,978,389 km (0.111 R)
• M19: 11,414,318 km (0.102 R)
• M20: 12,398,223 km (0.059 R)
• M21: 12,910,895 km (0.118 R)
• M22: 13,519,908 km (0.065 R)
• M23: 13,894,351 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310.1

Radius: 5.8

Gravity: 9.22 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 6.57 AU - 7.77 AU

Year: 12595 Days

Day: 21.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,355,140 km

• M1: 86,168 km (0.045 R)
• M2: 293,960 km (0.089 R)
• M3: 1,324,240 km (0.114 R)
• M4: 3,025,467 km (0.081 R)
• M5: 4,029,269 km (0.032 R)
• M6: 4,215,967 km (0.087 R)
• M7: 5,052,070 km (0.055 R)
• M8: 6,132,166 km (0.085 R)
• M9: 6,633,918 km (0.054 R)
• M10: 9,189,947 km (0.073 R)
• M11: 11,358,069 km (0.119 R)
• M12: 16,673,730 km (0.073 R)
• M13: 17,226,195 km (0.098 R)
• M14: 21,360,482 km (0.104 R)
• M15: 27,138,400 km (0.112 R)
• M16: 35,098,952 km (0.035 R)
• M17: 37,629,998 km (0.057 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 111.3

Radius: 4.3

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.85 AU - 7.89 AU

Year: 13125 Days

Day: 19.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 31,355,140 km

• M1: 56,997 km (0.109 R)
• M2: 218,413 km (0.101 R)
• M3: 414,835 km (0.064 R)
• M4: 1,305,541 km (0.082 R)
• M5: 1,704,219 km (0.077 R)
• M6: 6,192,454 km (0.108 R)
• M7: 16,626,906 km (0.076 R)
• M8: 26,385,474 km (0.087 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: 410 - 11,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit