🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.66 AU - 0.68 AU

Year: 349 Days

Day: 13.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,437,128 km

• M1: 159,172 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.9

Radius: 10.9

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.82 AU - 1.02 AU

Year: 561 Days

Day: 9.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 49,437,128 km

• M1: 135,536 km (0.076 R)
• M2: 497,413 km (0.073 R)
• M3: 1,452,595 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 95.4

Radius: 8.7

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.44 AU - 2.22 AU

Year: 1574 Days

Day: 13.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,437,128 km

• M1: 116,387 km (0.069 R)
• M2: 758,312 km (0.102 R)
• M3: 1,099,844 km (0.105 R)
• M4: 1,767,798 km (0.055 R)
• M5: 2,312,334 km (0.106 R)
• M6: 3,340,221 km (0.109 R)
• M7: 3,885,954 km (0.106 R)
• M8: 4,158,372 km (0.12 R)
• M9: 5,556,065 km (0.066 R)
• M10: 6,947,624 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.6

Radius: 11.5

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.89 AU - 2.09 AU

Year: 1785 Days

Day: 7.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,437,128 km

• M1: 143,016 km (0.046 R)
• M2: 506,389 km (0.075 R)
• M3: 1,244,355 km (0.05 R)
• M4: 1,970,952 km (0.12 R)
• M5: 2,367,985 km (0.113 R)
• M6: 2,735,247 km (0.075 R)
• M7: 3,358,622 km (0.116 R)
• M8: 3,721,696 km (0.083 R)
• M9: 4,567,073 km (0.045 R)
• M10: 6,561,213 km (0.114 R)
• M11: 9,592,215 km (0.104 R)
• M12: 11,248,114 km (0.116 R)
• M13: 12,926,453 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.5

Radius: 9.6

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.81 AU - 3.07 AU

Year: 3205 Days

Day: 12.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,437,128 km

• M1: 120,875 km (0.077 R)
• M2: 911,051 km (0.106 R)
• M3: 1,364,632 km (0.116 R)
• M4: 1,670,709 km (0.097 R)
• M5: 1,999,824 km (0.074 R)
• M6: 3,034,593 km (0.101 R)
• M7: 3,617,127 km (0.103 R)
• M8: 6,479,084 km (0.108 R)
• M9: 7,561,574 km (0.046 R)
• M10: 10,808,596 km (0.045 R)
• M11: 13,543,095 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.9

Radius: 10.7

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.55 AU - 6.47 AU

Year: 9368 Days

Day: 10.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 49,437,128 km

• M1: 133,142 km (0.079 R)
• M2: 473,776 km (0.082 R)
• M3: 1,057,507 km (0.088 R)
• M4: 1,570,478 km (0.108 R)
• M5: 2,450,862 km (0.096 R)
• M6: 2,816,180 km (0.054 R)
• M7: 3,919,763 km (0.055 R)
• M8: 5,160,079 km (0.085 R)
• M9: 5,695,939 km (0.084 R)
• M10: 7,158,408 km (0.098 R)
• M11: 7,740,194 km (0.09 R)
• M12: 8,443,304 km (0.03 R)
• M13: 9,140,579 km (0.117 R)
• M14: 13,587,675 km (0.103 R)
• M15: 16,452,475 km (0.053 R)
• M16: 20,345,161 km (0.096 R)
• M17: 21,006,832 km (0.098 R)
• M18: 22,373,409 km (0.077 R)
• M19: 25,188,093 km (0.071 R)
• M20: 29,262,540 km (0.07 R)
• M21: 30,533,524 km (0.11 R)
• M22: 31,182,629 km (0.098 R)
• M23: 35,035,971 km (0.058 R)
• M24: 36,106,792 km (0.106 R)
• M25: 39,705,818 km (0.1 R)
• M26: 41,000,288 km (0.118 R)
• M27: 41,525,975 km (0.119 R)
• M28: 45,052,596 km (0.103 R)
• M29: 46,035,304 km (0.064 R)
• M30: 47,752,837 km (0.087 R)
• M31: 48,774,291 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 815.1

Radius: 4.3

Gravity: 44.08 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 6.34 AU - 6.34 AU

Year: 10150 Days

Day: 16.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 49,437,128 km

• M1: 53,556 km (0.112 R)
• M2: 283,638 km (0.05 R)
• M3: 534,812 km (0.12 R)
• M4: 788,830 km (0.11 R)
• M5: 1,290,431 km (0.112 R)
• M6: 1,437,187 km (0.105 R)
• M7: 1,640,041 km (0.042 R)
• M8: 1,780,364 km (0.089 R)
• M9: 2,566,052 km (0.07 R)
• M10: 2,734,350 km (0.099 R)
• M11: 2,932,567 km (0.109 R)
• M12: 5,545,743 km (0.088 R)
• M13: 5,827,884 km (0.113 R)
• M14: 6,306,747 km (0.085 R)
• M15: 6,536,529 km (0.027 R)
• M16: 6,771,697 km (0.083 R)
• M17: 7,012,550 km (0.079 R)
• M18: 7,769,665 km (0.118 R)
• M19: 7,944,993 km (0.083 R)
• M20: 9,247,392 km (0.097 R)
• M21: 9,949,156 km (0.098 R)
• M22: 10,957,595 km (0.116 R)
• M23: 14,257,425 km (0.099 R)
• M24: 14,921,041 km (0.113 R)
• M25: 15,535,739 km (0.098 R)
• M26: 16,025,373 km (0.07 R)
• M27: 17,331,512 km (0.072 R)
• M28: 17,631,007 km (0.094 R)
• M29: 19,341,060 km (0.112 R)
• M30: 23,723,829 km (0.093 R)
• M31: 24,000,435 km (0.096 R)
• M32: 28,103,007 km (0.111 R)
• M33: 36,547,358 km (0.081 R)
• M34: 37,661,862 km (0.063 R)
• M35: 45,677,167 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.4

Radius: 7.1

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.99 AU - 8.47 AU

Year: 12361 Days

Day: 16.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,437,128 km

• M1: 141,071 km (0.104 R)
• M2: 439,967 km (0.103 R)
• M3: 860,038 km (0.11 R)
• M4: 3,847,508 km (0.091 R)
• M5: 10,481,425 km (0.104 R)
• M6: 11,331,740 km (0.088 R)
• M7: 12,831,458 km (0.038 R)
• M8: 14,278,219 km (0.025 R)
• M9: 21,002,344 km (0.047 R)
• M10: 24,350,345 km (0.041 R)
• M11: 27,569,392 km (0.071 R)
• M12: 30,859,946 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.2

Radius: 5.9

Gravity: 12.76 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 6.46 AU - 8.5 AU

Year: 13007 Days

Day: 21.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,437,128 km

• M1: 74,500 km (0.097 R)
• M2: 411,993 km (0.115 R)
• M3: 3,970,776 km (0.03 R)
• M4: 8,197,066 km (0.115 R)
• M5: 15,053,585 km (0.108 R)
• M6: 19,834,434 km (0.054 R)
• M7: 21,402,519 km (0.072 R)
• M8: 21,657,433 km (0.041 R)
• M9: 24,596,882 km (0.085 R)
• M10: 25,064,375 km (0.04 R)
• M11: 29,331,505 km (0.11 R)
• M12: 32,916,917 km (0.045 R)
• M13: 35,226,409 km (0.1 R)
• M14: 41,599,727 km (0.091 R)
• M15: 41,864,216 km (0.113 R)
• M16: 49,289,207 km (0.053 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 17,999 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit