🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.47 AU - 0.69 AU

Year: 285 Days

Day: 24.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.7

Radius: 9.2

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.69 AU - 0.79 AU

Year: 411 Days

Day: 11.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,289,331 km

• M1: 114,442 km (0.092 R)
• M2: 495,019 km (0.113 R)
• M3: 782,098 km (0.084 R)
• M4: 1,075,309 km (0.105 R)
• M5: 1,508,395 km (0.076 R)
• M6: 2,124,439 km (0.063 R)
• M7: 2,417,502 km (0.071 R)
• M8: 3,095,330 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.5

Radius: 14.7

Gravity: 0.05 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.87 AU - 5.37 AU

Year: 6412 Days

Day: 7 Hours

Environment

Temp: -225 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 72,289,331 km

• M1: 196,123 km (0.096 R)
• M2: 1,105,379 km (0.085 R)
• M3: 1,900,791 km (0.04 R)
• M4: 2,872,578 km (0.026 R)
• M5: 7,682,299 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.6

Radius: 10.1

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.29 AU - 5.37 AU

Year: 7945 Days

Day: 12.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,289,331 km

• M1: 125,662 km (0.081 R)
• M2: 610,509 km (0.065 R)
• M3: 1,039,705 km (0.102 R)
• M4: 2,418,399 km (0.07 R)
• M5: 2,862,106 km (0.04 R)
• M6: 3,339,473 km (0.12 R)
• M7: 4,073,700 km (0.119 R)
• M8: 4,628,857 km (0.114 R)
• M9: 5,372,060 km (0.117 R)
• M10: 6,192,903 km (0.071 R)
• M11: 7,095,128 km (0.116 R)
• M12: 9,239,763 km (0.08 R)
• M13: 10,416,201 km (0.088 R)
• M14: 11,642,604 km (0.084 R)
• M15: 12,120,419 km (0.039 R)
• M16: 14,653,560 km (0.111 R)
• M17: 15,551,895 km (0.09 R)
• M18: 16,249,470 km (0.044 R)
• M19: 17,520,304 km (0.096 R)
• M20: 19,448,920 km (0.1 R)
• M21: 19,783,570 km (0.106 R)
• M22: 20,602,619 km (0.097 R)
• M23: 22,601,396 km (0.08 R)
• M24: 24,337,180 km (0.091 R)
• M25: 24,882,763 km (0.099 R)
• M26: 26,897,847 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.5

Radius: 14.5

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.77 AU - 5.89 AU

Year: 9089 Days

Day: 7.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,289,331 km

• M1: 181,163 km (0.069 R)
• M2: 1,033,422 km (0.078 R)
• M3: 1,638,994 km (0.103 R)
• M4: 2,360,056 km (0.09 R)
• M5: 4,289,121 km (0.1 R)
• M6: 7,443,242 km (0.086 R)
• M7: 8,538,747 km (0.116 R)
• M8: 9,082,835 km (0.11 R)
• M9: 9,784,150 km (0.067 R)
• M10: 10,380,447 km (0.098 R)
• M11: 11,849,498 km (0.115 R)
• M12: 13,231,333 km (0.031 R)
• M13: 16,957,517 km (0.026 R)
• M14: 25,800,098 km (0.116 R)
• M15: 27,387,929 km (0.087 R)
• M16: 28,946,739 km (0.085 R)
• M17: 36,100,509 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 17.3

Radius: 3.6

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.87 AU - 8.93 AU

Year: 14337 Days

Day: 24.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,289,331 km

• M1: 44,879 km (0.106 R)
• M2: 612,902 km (0.047 R)
• M3: 897,886 km (0.068 R)
• M4: 1,872,965 km (0.08 R)
• M5: 2,054,577 km (0.1 R)
• M6: 2,355,568 km (0.097 R)
• M7: 3,093,983 km (0.081 R)
• M8: 6,136,355 km (0.103 R)
• M9: 6,428,520 km (0.063 R)
• M10: 6,646,783 km (0.082 R)
• M11: 9,040,499 km (0.056 R)
• M12: 11,548,507 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610.4

Radius: 3.8

Gravity: 42.27 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.93 AU - 9.69 AU

Year: 16884 Days

Day: 19.4 Hours

Environment

Temp: -238 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,289,331 km

• M1: 50,115 km (0.094 R)
• M2: 194,178 km (0.098 R)
• M3: 461,061 km (0.116 R)
• M4: 873,951 km (0.079 R)
• M5: 1,130,960 km (0.065 R)
• M6: 1,263,504 km (0.119 R)
• M7: 1,657,694 km (0.086 R)
• M8: 2,971,163 km (0.113 R)
• M9: 7,642,506 km (0.06 R)
• M10: 8,265,731 km (0.108 R)
• M11: 11,648,139 km (0.118 R)
• M12: 12,601,975 km (0.092 R)
• M13: 18,666,374 km (0.11 R)
• M14: 18,922,186 km (0.108 R)
• M15: 19,440,842 km (0.104 R)
• M16: 20,057,783 km (0.09 R)
• M17: 23,045,552 km (0.057 R)
• M18: 23,339,961 km (0.082 R)
• M19: 27,840,164 km (0.117 R)
• M20: 31,420,938 km (0.098 R)
• M21: 32,761,934 km (0.109 R)
• M22: 37,012,757 km (0.071 R)
• M23: 45,656,373 km (0.058 R)
• M24: 47,216,379 km (0.119 R)
• M25: 49,785,723 km (0.069 R)
• M26: 51,605,281 km (0.078 R)
• M27: 60,436,193 km (0.106 R)
• M28: 63,653,744 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903

Radius: 6.6

Gravity: 20.73 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.06 AU - 10.94 AU

Year: 17433 Days

Day: 23.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,289,331 km

• M1: 83,924 km (0.055 R)
• M2: 628,760 km (0.116 R)
• M3: 971,638 km (0.063 R)
• M4: 3,484,284 km (0.098 R)
• M5: 4,593,103 km (0.095 R)
• M6: 5,246,996 km (0.045 R)
• M7: 5,919,887 km (0.094 R)
• M8: 9,249,786 km (0.106 R)
• M9: 12,803,633 km (0.116 R)
• M10: 14,239,773 km (0.102 R)
• M11: 15,073,781 km (0.055 R)
• M12: 15,700,596 km (0.095 R)
• M13: 17,513,722 km (0.081 R)
• M14: 20,204,838 km (0.07 R)
• M15: 27,530,945 km (0.1 R)
• M16: 28,348,497 km (0.101 R)
• M17: 29,182,057 km (0.067 R)
• M18: 32,680,552 km (0.036 R)
• M19: 33,071,152 km (0.07 R)
• M20: 36,588,498 km (0.06 R)
• M21: 40,796,835 km (0.078 R)
• M22: 45,965,292 km (0.109 R)
• M23: 49,643,156 km (0.085 R)
• M24: 65,077,318 km (0.058 R)
• M25: 68,846,286 km (0.063 R)
• M26: 71,001,842 km (0.111 R)
• M27: 71,657,081 km (0.059 R)
• M28: 74,768,717 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.1

Radius: 7.8

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 7.98 AU - 13.06 AU

Year: 22031 Days

Day: 19.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,289,331 km

• M1: 97,837 km (0.046 R)
• M2: 387,159 km (0.12 R)
• M3: 1,549,834 km (0.066 R)
• M4: 1,839,605 km (0.108 R)
• M5: 2,835,478 km (0.079 R)
• M6: 4,346,566 km (0.074 R)
• M7: 4,648,305 km (0.119 R)
• M8: 6,080,405 km (0.077 R)
• M9: 7,078,223 km (0.08 R)
• M10: 7,402,551 km (0.094 R)
• M11: 10,663,336 km (0.051 R)
• M12: 13,749,989 km (0.035 R)
• M13: 23,709,916 km (0.051 R)
• M14: 24,541,979 km (0.075 R)
• M15: 38,747,793 km (0.072 R)
• M16: 41,824,872 km (0.045 R)
• M17: 69,299,568 km (0.115 R)
• M18: 70,783,878 km (0.12 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 19,245 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit