🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.28 AU - 1.42 AU

Year: 695 Days

Day: 25.5 Hours

Environment

Temp: -82 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.55 AU - 1.77 AU

Year: 947 Days

Day: 30.9 Hours

Environment

Temp: -105 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.63 AU - 2.51 AU

Year: 1319 Days

Day: 19.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225

Radius: 10.7

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.14 AU - 4.86 AU

Year: 3543 Days

Day: 10.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 119.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,846,184 km

• M1: 133,142 km (0.053 R)
• M2: 585,526 km (0.104 R)
• M3: 1,085,183 km (0.106 R)
• M4: 1,475,933 km (0.059 R)
• M5: 2,926,284 km (0.111 R)
• M6: 4,582,332 km (0.104 R)
• M7: 5,600,495 km (0.101 R)
• M8: 6,445,275 km (0.116 R)
• M9: 6,898,556 km (0.117 R)
• M10: 7,662,104 km (0.069 R)
• M11: 8,325,271 km (0.09 R)
• M12: 10,436,845 km (0.119 R)
• M13: 11,100,611 km (0.071 R)
• M14: 11,597,425 km (0.075 R)
• M15: 12,309,661 km (0.094 R)
• M16: 12,717,764 km (0.115 R)
• M17: 14,084,789 km (0.099 R)
• M18: 14,441,430 km (0.047 R)
• M19: 15,784,819 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.6

Radius: 10.7

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.28 AU - 5.78 AU

Year: 4997 Days

Day: 8.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,846,184 km

• M1: 132,993 km (0.105 R)
• M2: 619,186 km (0.113 R)
• M3: 1,018,612 km (0.1 R)
• M4: 1,926,073 km (0.114 R)
• M5: 2,594,476 km (0.11 R)
• M6: 6,594,573 km (0.108 R)
• M7: 7,765,775 km (0.081 R)
• M8: 10,608,284 km (0.088 R)
• M9: 12,570,859 km (0.093 R)
• M10: 14,081,199 km (0.083 R)
• M11: 14,706,518 km (0.105 R)
• M12: 19,059,517 km (0.118 R)
• M13: 20,974,519 km (0.075 R)
• M14: 23,092,376 km (0.083 R)
• M15: 31,052,479 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.3

Radius: 12.5

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.66 AU - 5.64 AU

Year: 5177 Days

Day: 12.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,846,184 km

• M1: 156,928 km (0.115 R)
• M2: 675,584 km (0.084 R)
• M3: 1,180,926 km (0.08 R)
• M4: 1,883,138 km (0.119 R)
• M5: 2,849,091 km (0.095 R)
• M6: 3,423,248 km (0.096 R)
• M7: 4,002,491 km (0.062 R)
• M8: 4,672,689 km (0.119 R)
• M9: 5,711,497 km (0.097 R)
• M10: 6,237,782 km (0.034 R)
• M11: 7,568,755 km (0.034 R)
• M12: 9,246,644 km (0.116 R)
• M13: 11,018,781 km (0.119 R)
• M14: 15,166,980 km (0.069 R)
• M15: 17,109,508 km (0.12 R)
• M16: 21,044,531 km (0.084 R)
• M17: 24,727,481 km (0.051 R)
• M18: 27,063,601 km (0.086 R)
• M19: 30,464,260 km (0.073 R)
• M20: 32,655,719 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.2

Radius: 14.6

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 7.32 AU - 7.4 AU

Year: 8844 Days

Day: 6.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 123 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,846,184 km

• M1: 181,612 km (0.035 R)
• M2: 788,530 km (0.119 R)
• M3: 1,817,016 km (0.117 R)
• M4: 2,667,928 km (0.116 R)
• M5: 3,874,435 km (0.077 R)
• M6: 5,006,742 km (0.106 R)
• M7: 6,098,507 km (0.098 R)
• M8: 7,424,542 km (0.083 R)
• M9: 9,402,226 km (0.108 R)
• M10: 14,566,345 km (0.057 R)
• M11: 15,149,477 km (0.09 R)
• M12: 19,521,774 km (0.09 R)
• M13: 21,534,763 km (0.093 R)
• M14: 25,038,345 km (0.083 R)
• M15: 29,415,579 km (0.082 R)
• M16: 31,408,223 km (0.116 R)
• M17: 33,489,279 km (0.068 R)
• M18: 36,721,640 km (0.081 R)
• M19: 40,664,292 km (0.076 R)
• M20: 43,001,758 km (0.081 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.3

Radius: 9.5

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.79 AU - 10.67 AU

Year: 11425 Days

Day: 7 Hours

Environment

Temp: -193 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,846,184 km

• M1: 120,875 km (0.092 R)
• M2: 1,031,926 km (0.116 R)
• M3: 1,720,525 km (0.035 R)
• M4: 2,601,058 km (0.088 R)
• M5: 3,082,913 km (0.062 R)
• M6: 6,470,407 km (0.098 R)
• M7: 7,464,485 km (0.113 R)
• M8: 7,792,852 km (0.054 R)
• M9: 9,370,661 km (0.112 R)
• M10: 12,121,467 km (0.098 R)
• M11: 14,062,948 km (0.105 R)
• M12: 16,693,327 km (0.089 R)
• M13: 18,618,801 km (0.075 R)
• M14: 20,903,011 km (0.089 R)
• M15: 21,264,589 km (0.074 R)
• M16: 22,905,828 km (0.101 R)
• M17: 25,523,641 km (0.11 R)
• M18: 27,375,662 km (0.087 R)
• M19: 29,225,590 km (0.082 R)
• M20: 29,587,168 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.6

Radius: 3.8

Gravity: 26.84 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 9.17 AU - 11.77 AU

Year: 15006 Days

Day: 17.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,846,184 km

• M1: 47,423 km (0.082 R)
• M2: 248,183 km (0.09 R)
• M3: 1,685,519 km (0.064 R)
• M4: 2,634,568 km (0.114 R)
• M5: 3,320,325 km (0.089 R)
• M6: 3,678,013 km (0.051 R)
• M7: 4,032,710 km (0.078 R)
• M8: 9,164,665 km (0.113 R)
• M9: 10,229,353 km (0.097 R)
• M10: 11,149,529 km (0.111 R)
• M11: 11,430,325 km (0.027 R)
• M12: 11,773,502 km (0.088 R)
• M13: 15,109,235 km (0.075 R)
• M14: 16,085,062 km (0.029 R)
• M15: 19,668,230 km (0.084 R)
• M16: 23,199,189 km (0.11 R)
• M17: 29,839,988 km (0.077 R)
• M18: 34,946,661 km (0.06 R)
• M19: 35,306,593 km (0.116 R)
• M20: 41,136,871 km (0.097 R)
• M21: 48,018,822 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.3

Radius: 7.1

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 12.6 AU - 12.62 AU

Year: 19834 Days

Day: 21.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 25,846,184 km

• M1: 88,263 km (0.075 R)
• M2: 1,082,939 km (0.092 R)
• M3: 2,628,285 km (0.112 R)
• M4: 11,620,015 km (0.116 R)
• M5: 12,358,878 km (0.081 R)
• M6: 13,276,362 km (0.066 R)
• M7: 14,186,665 km (0.106 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: 362 - 12,203 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit