🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.61 AU - 0.67 AU

Year: 331 Days

Day: 26.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 33.6 °

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: 774

Radius: 12.5

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.65 AU - 0.79 AU

Year: 394 Days

Day: 7.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,821,511 km

• M1: 155,432 km (0.112 R)
• M2: 638,334 km (0.06 R)
• M3: 1,066,782 km (0.112 R)
• M4: 1,766,601 km (0.091 R)
• M5: 2,170,366 km (0.075 R)
• M6: 2,755,892 km (0.075 R)
• M7: 3,600,671 km (0.102 R)
• M8: 4,018,199 km (0.047 R)
• M9: 4,669,249 km (0.086 R)
• M10: 5,309,528 km (0.056 R)
• M11: 5,785,249 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.3

Radius: 10.9

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.57 AU - 0.89 AU

Year: 403 Days

Day: 14.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,821,511 km

• M1: 135,685 km (0.102 R)
• M2: 484,398 km (0.116 R)
• M3: 827,127 km (0.118 R)
• M4: 1,178,233 km (0.044 R)
• M5: 1,631,814 km (0.074 R)
• M6: 2,094,969 km (0.044 R)
• M7: 2,448,768 km (0.106 R)
• M8: 3,627,449 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.6

Radius: 8.1

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.72 AU - 2.28 AU

Year: 1826 Days

Day: 14 Hours

Environment

Temp: -181 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,821,511 km

• M1: 100,829 km (0.103 R)
• M2: 420,669 km (0.083 R)
• M3: 1,124,976 km (0.081 R)
• M4: 1,569,431 km (0.043 R)
• M5: 1,885,382 km (0.115 R)
• M6: 2,255,487 km (0.11 R)
• M7: 2,741,082 km (0.116 R)
• M8: 2,994,650 km (0.096 R)
• M9: 3,664,998 km (0.059 R)
• M10: 4,152,687 km (0.041 R)
• M11: 5,172,945 km (0.09 R)
• M12: 5,584,489 km (0.112 R)
• M13: 7,107,694 km (0.115 R)
• M14: 7,979,251 km (0.073 R)
• M15: 8,648,403 km (0.111 R)
• M16: 10,846,145 km (0.104 R)
• M17: 13,552,520 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.6

Radius: 11.5

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.73 AU - 2.29 AU

Year: 1840 Days

Day: 10.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,821,511 km

• M1: 143,016 km (0.095 R)
• M2: 639,381 km (0.097 R)
• M3: 1,000,660 km (0.101 R)
• M4: 1,601,296 km (0.079 R)
• M5: 2,020,170 km (0.087 R)
• M6: 2,485,569 km (0.1 R)
• M7: 3,410,383 km (0.093 R)
• M8: 4,760,503 km (0.12 R)
• M9: 5,759,967 km (0.055 R)
• M10: 6,921,445 km (0.093 R)
• M11: 8,866,217 km (0.072 R)
• M12: 10,087,983 km (0.118 R)
• M13: 12,738,857 km (0.077 R)
• M14: 16,015,798 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.3

Radius: 14.9

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.47 AU - 3.73 AU

Year: 3524 Days

Day: 8.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 56.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 52,821,511 km

• M1: 185,352 km (0.112 R)
• M2: 1,026,092 km (0.117 R)
• M3: 2,960,542 km (0.092 R)
• M4: 4,418,523 km (0.098 R)
• M5: 5,927,516 km (0.098 R)
• M6: 10,195,095 km (0.075 R)
• M7: 17,938,729 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.4

Radius: 10

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.87 AU - 3.53 AU

Year: 3696 Days

Day: 8.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,821,511 km

• M1: 126,111 km (0.113 R)
• M2: 572,361 km (0.12 R)
• M3: 908,807 km (0.119 R)
• M4: 1,331,720 km (0.113 R)
• M5: 1,688,661 km (0.046 R)
• M6: 2,193,703 km (0.055 R)
• M7: 2,813,936 km (0.064 R)
• M8: 3,567,161 km (0.059 R)
• M9: 3,916,622 km (0.1 R)
• M10: 4,709,191 km (0.084 R)
• M11: 5,417,238 km (0.099 R)
• M12: 6,640,799 km (0.111 R)
• M13: 7,301,423 km (0.109 R)
• M14: 8,607,562 km (0.106 R)
• M15: 9,783,551 km (0.082 R)
• M16: 11,632,282 km (0.108 R)
• M17: 12,780,595 km (0.091 R)
• M18: 14,616,759 km (0.076 R)
• M19: 16,849,807 km (0.104 R)
• M20: 17,252,524 km (0.101 R)
• M21: 19,113,970 km (0.104 R)
• M22: 21,105,716 km (0.076 R)
• M23: 23,303,010 km (0.111 R)
• M24: 23,947,478 km (0.064 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.6

Radius: 12.9

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 5.15 AU - 6.19 AU

Year: 8717 Days

Day: 10.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,821,511 km

• M1: 160,369 km (0.106 R)
• M2: 861,534 km (0.091 R)
• M3: 1,386,922 km (0.046 R)
• M4: 2,189,664 km (0.115 R)
• M5: 3,815,793 km (0.108 R)
• M6: 4,320,985 km (0.037 R)
• M7: 4,802,241 km (0.097 R)
• M8: 10,778,078 km (0.091 R)
• M9: 14,013,431 km (0.083 R)
• M10: 14,975,046 km (0.103 R)
• M11: 18,180,928 km (0.117 R)
• M12: 19,559,174 km (0.073 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515

Radius: 4

Gravity: 32.19 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.88 AU - 8.18 AU

Year: 13342 Days

Day: 17 Hours

Environment

Temp: -229 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 52,821,511 km

• M1: 50,115 km (0.048 R)
• M2: 191,485 km (0.062 R)
• M3: 478,264 km (0.094 R)
• M4: 634,893 km (0.107 R)
• M5: 1,171,351 km (0.101 R)
• M6: 1,404,574 km (0.082 R)
• M7: 1,795,174 km (0.086 R)
• M8: 2,033,783 km (0.064 R)
• M9: 2,197,892 km (0.118 R)
• M10: 2,766,364 km (0.11 R)
• M11: 4,129,500 km (0.097 R)
• M12: 4,304,230 km (0.087 R)
• M13: 4,453,678 km (0.116 R)
• M14: 5,493,832 km (0.091 R)
• M15: 5,959,082 km (0.096 R)
• M16: 6,144,882 km (0.061 R)
• M17: 7,174,265 km (0.102 R)
• M18: 7,598,973 km (0.078 R)
• M19: 10,723,475 km (0.07 R)
• M20: 11,165,835 km (0.051 R)
• M21: 11,735,803 km (0.119 R)
• M22: 12,748,880 km (0.112 R)
• M23: 15,498,938 km (0.113 R)
• M24: 16,064,119 km (0.047 R)
• M25: 16,279,539 km (0.099 R)
• M26: 22,312,822 km (0.114 R)
• M27: 25,577,346 km (0.097 R)
• M28: 26,465,509 km (0.053 R)
• M29: 26,967,709 km (0.118 R)
• M30: 31,551,687 km (0.093 R)
• M31: 32,229,964 km (0.117 R)
• M32: 35,160,885 km (0.079 R)
• M33: 36,504,872 km (0.075 R)
• M34: 38,520,405 km (0.105 R)
• M35: 39,425,023 km (0.068 R)
• M36: 44,021,118 km (0.089 R)
• M37: 45,581,274 km (0.118 R)
• M38: 47,177,932 km (0.114 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 201 - 17,362 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit