🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.5 AU - 0.54 AU

Year: 246 Days

Day: 30.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.4

Radius: 13.2

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.72 AU - 0.9 AU

Year: 478 Days

Day: 6.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 42,999,760 km

• M1: 164,258 km (0.111 R)
• M2: 668,403 km (0.092 R)
• M3: 1,394,851 km (0.085 R)
• M4: 1,860,698 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.9

Radius: 13.7

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.5 AU - 2.02 AU

Year: 1532 Days

Day: 7.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,999,760 km

• M1: 170,392 km (0.093 R)
• M2: 682,465 km (0.056 R)
• M3: 1,386,623 km (0.098 R)
• M4: 1,862,045 km (0.057 R)
• M5: 2,306,051 km (0.092 R)
• M6: 2,784,914 km (0.045 R)
• M7: 3,344,410 km (0.038 R)
• M8: 3,854,688 km (0.038 R)
• M9: 4,399,973 km (0.082 R)
• M10: 4,851,609 km (0.091 R)
• M11: 5,747,401 km (0.062 R)
• M12: 8,431,486 km (0.056 R)
• M13: 9,639,937 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 335.1

Radius: 12.8

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.08 AU - 5.08 AU

Year: 5406 Days

Day: 8.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,999,760 km

• M1: 159,471 km (0.08 R)
• M2: 665,860 km (0.045 R)
• M3: 1,217,876 km (0.111 R)
• M4: 2,195,050 km (0.102 R)
• M5: 2,728,516 km (0.093 R)
• M6: 5,701,773 km (0.1 R)
• M7: 6,123,639 km (0.1 R)
• M8: 7,157,959 km (0.092 R)
• M9: 10,048,339 km (0.108 R)
• M10: 12,720,457 km (0.093 R)
• M11: 15,400,353 km (0.086 R)
• M12: 17,016,159 km (0.117 R)
• M13: 22,609,624 km (0.072 R)
• M14: 23,888,237 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.3

Radius: 9.2

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.85 AU - 4.81 AU

Year: 5911 Days

Day: 6.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,999,760 km

• M1: 114,891 km (0.063 R)
• M2: 1,079,349 km (0.093 R)
• M3: 1,430,305 km (0.102 R)
• M4: 3,020,531 km (0.067 R)
• M5: 3,575,240 km (0.051 R)
• M6: 3,887,301 km (0.101 R)
• M7: 4,771,424 km (0.11 R)
• M8: 5,524,500 km (0.03 R)
• M9: 6,439,440 km (0.094 R)
• M10: 6,785,311 km (0.116 R)
• M11: 7,389,686 km (0.087 R)
• M12: 8,396,629 km (0.107 R)
• M13: 8,810,118 km (0.1 R)
• M14: 9,903,529 km (0.108 R)
• M15: 11,125,743 km (0.095 R)
• M16: 12,357,682 km (0.104 R)
• M17: 16,277,445 km (0.087 R)
• M18: 16,597,136 km (0.102 R)
• M19: 18,431,056 km (0.037 R)
• M20: 19,071,335 km (0.073 R)
• M21: 19,666,136 km (0.059 R)
• M22: 21,081,182 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.4

Radius: 8.9

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.31 AU - 5.07 AU

Year: 6663 Days

Day: 14.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,999,760 km

• M1: 110,702 km (0.096 R)
• M2: 492,626 km (0.072 R)
• M3: 1,110,615 km (0.106 R)
• M4: 3,476,655 km (0.059 R)
• M5: 4,018,947 km (0.112 R)
• M6: 5,248,641 km (0.105 R)
• M7: 7,226,774 km (0.105 R)
• M8: 10,017,373 km (0.12 R)
• M9: 14,553,778 km (0.087 R)
• M10: 15,172,814 km (0.078 R)
• M11: 15,660,653 km (0.106 R)
• M12: 16,008,468 km (0.047 R)
• M13: 17,345,424 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 201.7

Radius: 4.7

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.57 AU - 10.01 AU

Year: 15658 Days

Day: 23.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 42,999,760 km

• M1: 89,759 km (0.061 R)
• M2: 247,884 km (0.053 R)
• M3: 428,448 km (0.059 R)
• M4: 622,926 km (0.109 R)
• M5: 981,063 km (0.104 R)
• M6: 1,172,099 km (0.079 R)
• M7: 1,672,803 km (0.087 R)
• M8: 1,883,886 km (0.115 R)
• M9: 2,304,854 km (0.086 R)
• M10: 2,806,755 km (0.092 R)
• M11: 3,401,556 km (0.073 R)
• M12: 6,451,408 km (0.09 R)
• M13: 6,782,618 km (0.058 R)
• M14: 7,281,078 km (0.051 R)
• M15: 8,655,434 km (0.12 R)
• M16: 9,103,778 km (0.119 R)
• M17: 9,380,235 km (0.096 R)
• M18: 9,614,805 km (0.085 R)
• M19: 9,998,374 km (0.099 R)
• M20: 10,643,141 km (0.112 R)
• M21: 13,501,058 km (0.055 R)
• M22: 17,178,623 km (0.114 R)
• M23: 18,686,270 km (0.104 R)
• M24: 22,127,021 km (0.095 R)
• M25: 22,879,199 km (0.117 R)
• M26: 35,611,175 km (0.087 R)
• M27: 35,838,713 km (0.049 R)
• M28: 39,614,563 km (0.036 R)
• M29: 40,350,884 km (0.069 R)
• M30: 42,486,543 km (0.051 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 16,686 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit