🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.45 AU - 0.69 AU

Year: 278 Days

Day: 19.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 91.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.6

Radius: 14.7

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.07 AU - 1.11 AU

Year: 735 Days

Day: 7.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,102,225 km

• M1: 182,809 km (0.05 R)
• M2: 791,373 km (0.059 R)
• M3: 1,269,637 km (0.08 R)
• M4: 1,967,511 km (0.047 R)
• M5: 2,542,715 km (0.086 R)
• M6: 3,282,626 km (0.119 R)
• M7: 4,289,569 km (0.091 R)
• M8: 4,892,000 km (0.095 R)
• M9: 5,783,304 km (0.117 R)
• M10: 6,736,691 km (0.076 R)
• M11: 7,507,120 km (0.079 R)
• M12: 8,036,398 km (0.097 R)
• M13: 8,642,119 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.9

Radius: 11.8

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.5 AU - 2.1 AU

Year: 1559 Days

Day: 8.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,102,225 km

• M1: 147,055 km (0.104 R)
• M2: 714,031 km (0.04 R)
• M3: 1,123,330 km (0.055 R)
• M4: 4,599,387 km (0.103 R)
• M5: 5,706,560 km (0.11 R)
• M6: 7,097,821 km (0.099 R)
• M7: 7,689,331 km (0.11 R)
• M8: 8,160,564 km (0.115 R)
• M9: 8,756,861 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.5

Radius: 11.6

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.84 AU - 2.62 AU

Year: 2150 Days

Day: 14.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,102,225 km

• M1: 144,661 km (0.112 R)
• M2: 545,284 km (0.088 R)
• M3: 1,321,099 km (0.085 R)
• M4: 1,745,209 km (0.115 R)
• M5: 2,247,558 km (0.093 R)
• M6: 2,620,356 km (0.117 R)
• M7: 3,165,940 km (0.109 R)
• M8: 3,711,523 km (0.054 R)
• M9: 4,156,128 km (0.108 R)
• M10: 4,528,776 km (0.059 R)
• M11: 5,365,776 km (0.077 R)
• M12: 7,556,039 km (0.09 R)
• M13: 8,019,194 km (0.056 R)
• M14: 9,452,790 km (0.078 R)
• M15: 9,954,542 km (0.1 R)
• M16: 11,446,780 km (0.092 R)
• M17: 12,309,511 km (0.11 R)
• M18: 14,679,590 km (0.115 R)
• M19: 15,451,216 km (0.03 R)
• M20: 16,148,492 km (0.09 R)
• M21: 16,710,830 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.8

Radius: 13.5

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.05 AU - 3.13 AU

Year: 2691 Days

Day: 10.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,102,225 km

• M1: 167,998 km (0.051 R)
• M2: 695,929 km (0.117 R)
• M3: 1,277,566 km (0.071 R)
• M4: 1,782,608 km (0.108 R)
• M5: 2,231,701 km (0.118 R)
• M6: 2,961,290 km (0.04 R)
• M7: 3,599,624 km (0.081 R)
• M8: 4,122,319 km (0.106 R)
• M9: 5,249,389 km (0.103 R)
• M10: 5,769,541 km (0.082 R)
• M11: 6,684,930 km (0.093 R)
• M12: 7,540,331 km (0.035 R)
• M13: 8,534,259 km (0.068 R)
• M14: 9,045,734 km (0.087 R)
• M15: 9,469,545 km (0.118 R)
• M16: 10,395,257 km (0.107 R)
• M17: 11,502,879 km (0.085 R)
• M18: 12,470,329 km (0.104 R)
• M19: 13,309,872 km (0.033 R)
• M20: 14,233,938 km (0.113 R)
• M21: 14,711,754 km (0.038 R)
• M22: 15,349,041 km (0.111 R)
• M23: 16,004,579 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.8

Radius: 11.7

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.86 AU - 4.68 AU

Year: 4726 Days

Day: 11.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,102,225 km

• M1: 145,708 km (0.091 R)
• M2: 1,084,734 km (0.084 R)
• M3: 1,510,789 km (0.078 R)
• M4: 2,166,327 km (0.094 R)
• M5: 2,970,715 km (0.045 R)
• M6: 3,784,826 km (0.112 R)
• M7: 4,276,704 km (0.073 R)
• M8: 4,857,592 km (0.055 R)
• M9: 5,880,094 km (0.101 R)
• M10: 7,723,738 km (0.093 R)
• M11: 9,149,705 km (0.079 R)
• M12: 9,550,777 km (0.088 R)
• M13: 10,545,304 km (0.098 R)
• M14: 11,948,532 km (0.101 R)
• M15: 13,519,309 km (0.103 R)
• M16: 14,378,899 km (0.048 R)
• M17: 18,014,127 km (0.055 R)
• M18: 19,529,852 km (0.08 R)
• M19: 21,192,334 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.4

Radius: 4.1

Gravity: 29.83 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 6.24 AU - 6.86 AU

Year: 10824 Days

Day: 23.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 54,102,225 km

• M1: 63,429 km (0.103 R)
• M2: 204,500 km (0.036 R)
• M3: 338,989 km (0.091 R)
• M4: 619,036 km (0.09 R)
• M5: 926,609 km (0.11 R)
• M6: 1,092,962 km (0.058 R)
• M7: 1,316,312 km (0.073 R)
• M8: 1,745,807 km (0.059 R)
• M9: 2,430,666 km (0.069 R)
• M10: 2,646,835 km (0.049 R)
• M11: 2,984,178 km (0.094 R)
• M12: 4,086,565 km (0.09 R)
• M13: 4,364,069 km (0.105 R)
• M14: 5,176,535 km (0.09 R)
• M15: 9,204,458 km (0.033 R)
• M16: 10,580,309 km (0.115 R)
• M17: 11,317,079 km (0.098 R)
• M18: 12,775,209 km (0.118 R)
• M19: 13,188,099 km (0.071 R)
• M20: 15,586,602 km (0.077 R)
• M21: 16,678,068 km (0.081 R)
• M22: 16,888,253 km (0.095 R)
• M23: 18,633,612 km (0.1 R)
• M24: 20,415,771 km (0.119 R)
• M25: 21,061,435 km (0.097 R)
• M26: 21,803,890 km (0.09 R)
• M27: 23,515,888 km (0.117 R)
• M28: 23,957,501 km (0.101 R)
• M29: 26,819,757 km (0.037 R)
• M30: 28,183,940 km (0.081 R)
• M31: 29,593,600 km (0.103 R)
• M32: 32,881,163 km (0.059 R)
• M33: 33,879,280 km (0.093 R)
• M34: 36,286,609 km (0.105 R)
• M35: 37,232,816 km (0.084 R)
• M36: 41,695,171 km (0.116 R)
• M37: 42,211,882 km (0.091 R)
• M38: 42,995,026 km (0.062 R)
• M39: 44,860,063 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.1

Radius: 3.9

Gravity: 37.42 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 6.66 AU - 8.26 AU

Year: 13156 Days

Day: 16.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,102,225 km

• M1: 48,470 km (0.111 R)
• M2: 175,628 km (0.083 R)
• M3: 396,285 km (0.105 R)
• M4: 853,157 km (0.084 R)
• M5: 2,008,800 km (0.116 R)
• M6: 2,466,869 km (0.089 R)
• M7: 2,786,410 km (0.073 R)
• M8: 3,014,547 km (0.063 R)
• M9: 3,181,498 km (0.103 R)
• M10: 3,354,583 km (0.09 R)
• M11: 4,376,187 km (0.075 R)
• M12: 5,207,651 km (0.034 R)
• M13: 5,732,441 km (0.108 R)
• M14: 6,724,424 km (0.082 R)
• M15: 7,051,445 km (0.114 R)
• M16: 14,418,542 km (0.105 R)
• M17: 15,588,697 km (0.115 R)
• M18: 17,575,057 km (0.115 R)
• M19: 18,038,212 km (0.094 R)
• M20: 20,140,062 km (0.097 R)
• M21: 22,852,421 km (0.083 R)
• M22: 25,112,396 km (0.061 R)
• M23: 28,456,806 km (0.033 R)
• M24: 28,988,178 km (0.088 R)
• M25: 31,179,637 km (0.104 R)
• M26: 36,884,552 km (0.089 R)
• M27: 38,026,432 km (0.06 R)
• M28: 45,231,814 km (0.07 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 16,857 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit