🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.58 AU - 0.72 AU

Year: 338 Days

Day: 18.2 Hours

Environment

Temp: -135 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,960,906 km

• M1: 209,437 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760

Radius: 13.4

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.55 AU - 0.81 AU

Year: 362 Days

Day: 6.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 81,960,906 km

• M1: 166,652 km (0.097 R)
• M2: 1,303,745 km (0.028 R)
• M3: 1,728,753 km (0.103 R)
• M4: 2,265,361 km (0.059 R)
• M5: 2,831,588 km (0.087 R)
• M6: 3,815,494 km (0.068 R)
• M7: 4,319,489 km (0.084 R)
• M8: 4,897,086 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.3

Radius: 12

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.57 AU - 0.83 AU

Year: 378 Days

Day: 11.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 81,960,906 km

• M1: 149,299 km (0.063 R)
• M2: 596,896 km (0.08 R)
• M3: 1,071,719 km (0.044 R)
• M4: 1,484,759 km (0.113 R)
• M5: 2,243,669 km (0.084 R)
• M6: 2,817,825 km (0.057 R)
• M7: 3,267,965 km (0.111 R)
• M8: 3,971,973 km (0.098 R)
• M9: 4,527,131 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.8

Radius: 10.2

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.86 AU - 1.26 AU

Year: 705 Days

Day: 11.6 Hours

Environment

Temp: -166 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,960,906 km

• M1: 126,859 km (0.085 R)
• M2: 460,612 km (0.069 R)
• M3: 836,252 km (0.075 R)
• M4: 1,367,624 km (0.11 R)
• M5: 2,014,335 km (0.111 R)
• M6: 2,343,301 km (0.079 R)
• M7: 2,719,540 km (0.11 R)
• M8: 3,099,817 km (0.074 R)
• M9: 3,528,715 km (0.099 R)
• M10: 4,246,485 km (0.076 R)
• M11: 4,858,789 km (0.087 R)
• M12: 5,765,652 km (0.084 R)
• M13: 6,240,026 km (0.054 R)
• M14: 6,802,066 km (0.106 R)
• M15: 7,353,932 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.9

Radius: 11.9

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.99 AU - 1.37 AU

Year: 828 Days

Day: 9.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 81,960,906 km

• M1: 147,952 km (0.073 R)
• M2: 614,548 km (0.082 R)
• M3: 997,967 km (0.087 R)
• M4: 1,938,489 km (0.1 R)
• M5: 2,871,830 km (0.062 R)
• M6: 4,375,588 km (0.099 R)
• M7: 4,966,201 km (0.09 R)
• M8: 6,789,799 km (0.086 R)
• M9: 7,952,473 km (0.091 R)
• M10: 8,673,984 km (0.103 R)
• M11: 9,160,626 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.2

Radius: 9.5

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.68 AU - 1.72 AU

Year: 1431 Days

Day: 7.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,960,906 km

• M1: 118,182 km (0.102 R)
• M2: 479,760 km (0.049 R)
• M3: 933,790 km (0.1 R)
• M4: 1,233,584 km (0.116 R)
• M5: 1,581,100 km (0.114 R)
• M6: 1,972,747 km (0.098 R)
• M7: 2,540,920 km (0.047 R)
• M8: 2,857,170 km (0.071 R)
• M9: 3,765,378 km (0.081 R)
• M10: 4,232,273 km (0.114 R)
• M11: 4,621,826 km (0.091 R)
• M12: 5,734,685 km (0.108 R)
• M13: 6,401,442 km (0.06 R)
• M14: 8,252,417 km (0.027 R)
• M15: 8,981,707 km (0.077 R)
• M16: 10,435,199 km (0.091 R)
• M17: 11,821,523 km (0.106 R)
• M18: 12,371,744 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530.9

Radius: 11.9

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.69 AU - 2.71 AU

Year: 2107 Days

Day: 5.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,960,906 km

• M1: 148,251 km (0.097 R)
• M2: 635,193 km (0.113 R)
• M3: 1,173,745 km (0.115 R)
• M4: 1,602,492 km (0.067 R)
• M5: 2,319,216 km (0.075 R)
• M6: 2,918,355 km (0.077 R)
• M7: 3,483,386 km (0.099 R)
• M8: 4,083,124 km (0.106 R)
• M9: 4,668,650 km (0.046 R)
• M10: 5,111,310 km (0.07 R)
• M11: 7,819,331 km (0.116 R)
• M12: 8,850,360 km (0.082 R)
• M13: 9,867,476 km (0.077 R)
• M14: 10,887,883 km (0.09 R)
• M15: 11,784,423 km (0.095 R)
• M16: 12,448,936 km (0.11 R)
• M17: 14,284,951 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.4

Radius: 14.8

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.7 AU - 4.42 AU

Year: 5282 Days

Day: 11.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 81,960,906 km

• M1: 184,305 km (0.101 R)
• M2: 736,620 km (0.063 R)
• M3: 1,352,365 km (0.095 R)
• M4: 2,601,357 km (0.119 R)
• M5: 3,810,407 km (0.11 R)
• M6: 5,600,495 km (0.09 R)
• M7: 6,790,098 km (0.066 R)
• M8: 7,929,884 km (0.105 R)
• M9: 11,184,386 km (0.098 R)
• M10: 12,120,120 km (0.112 R)
• M11: 12,607,211 km (0.108 R)
• M12: 13,362,531 km (0.072 R)
• M13: 14,103,339 km (0.063 R)
• M14: 14,963,677 km (0.113 R)
• M15: 16,491,370 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 666.8

Radius: 7.4

Gravity: 12.18 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 9 AU - 12.44 AU

Year: 22662 Days

Day: 19.2 Hours

Environment

Temp: -239 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 81,960,906 km

• M1: 92,302 km (0.1 R)
• M2: 379,530 km (0.094 R)
• M3: 905,666 km (0.086 R)
• M4: 2,193,853 km (0.067 R)
• M5: 2,507,410 km (0.035 R)
• M6: 2,799,874 km (0.073 R)
• M7: 3,115,076 km (0.077 R)
• M8: 3,723,940 km (0.109 R)
• M9: 3,975,713 km (0.097 R)
• M10: 4,837,247 km (0.101 R)
• M11: 5,530,633 km (0.088 R)
• M12: 7,209,570 km (0.079 R)
• M13: 8,323,476 km (0.11 R)
• M14: 8,977,368 km (0.103 R)
• M15: 10,635,661 km (0.069 R)
• M16: 11,080,265 km (0.093 R)
• M17: 16,650,991 km (0.04 R)
• M18: 17,775,668 km (0.076 R)
• M19: 19,415,410 km (0.089 R)
• M20: 20,272,007 km (0.112 R)
• M21: 26,062,043 km (0.076 R)
• M22: 27,221,277 km (0.111 R)
• M23: 30,269,035 km (0.081 R)
• M24: 31,419,742 km (0.078 R)
• M25: 33,401,913 km (0.045 R)
• M26: 34,907,466 km (0.089 R)
• M27: 36,030,498 km (0.077 R)
• M28: 41,695,320 km (0.114 R)
• M29: 47,073,064 km (0.102 R)
• M30: 53,078,821 km (0.117 R)
• M31: 54,188,986 km (0.117 R)
• M32: 59,377,489 km (0.081 R)
• M33: 63,634,745 km (0.038 R)
• M34: 65,943,789 km (0.119 R)
• M35: 70,951,428 km (0.042 R)
• M36: 79,048,861 km (0.096 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 12,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit