🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.55 AU - 0.75 AU

Year: 190 Days

Day: 29.1 Hours

Environment

Temp: 181 °C

Axial Tilt: 43.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.8 AU - 2.76 AU

Year: 1245 Days

Day: 26.2 Hours

Environment

Temp: -71 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.4

Radius: 9.4

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.83 AU - 6.03 AU

Year: 4576 Days

Day: 14.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 65,199,047 km

• M1: 117,434 km (0.092 R)
• M2: 461,061 km (0.081 R)
• M3: 1,132,157 km (0.119 R)
• M4: 1,758,523 km (0.096 R)
• M5: 2,711,910 km (0.104 R)
• M6: 4,260,099 km (0.068 R)
• M7: 4,596,843 km (0.093 R)
• M8: 6,226,114 km (0.088 R)
• M9: 6,899,603 km (0.115 R)
• M10: 8,299,839 km (0.117 R)
• M11: 9,343,883 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.4

Radius: 14.4

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.55 AU - 6.19 AU

Year: 5143 Days

Day: 11.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,199,047 km

• M1: 223,948 km (0.105 R)
• M2: 988,692 km (0.059 R)
• M3: 3,495,205 km (0.089 R)
• M4: 4,588,167 km (0.062 R)
• M5: 6,416,103 km (0.042 R)
• M6: 6,901,847 km (0.094 R)
• M7: 13,554,315 km (0.079 R)
• M8: 14,103,190 km (0.107 R)
• M9: 21,029,870 km (0.05 R)
• M10: 22,520,314 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353

Radius: 9.3

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.82 AU - 7.02 AU

Year: 5209 Days

Day: 14 Hours

Environment

Temp: -156 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,199,047 km

• M1: 115,938 km (0.086 R)
• M2: 784,342 km (0.083 R)
• M3: 1,290,431 km (0.068 R)
• M4: 1,688,661 km (0.1 R)
• M5: 2,126,085 km (0.065 R)
• M6: 2,654,016 km (0.037 R)
• M7: 3,192,568 km (0.101 R)
• M8: 3,658,266 km (0.119 R)
• M9: 3,971,973 km (0.119 R)
• M10: 5,073,462 km (0.086 R)
• M11: 5,411,404 km (0.084 R)
• M12: 5,932,304 km (0.079 R)
• M13: 6,249,002 km (0.113 R)
• M14: 7,398,213 km (0.052 R)
• M15: 7,799,584 km (0.089 R)
• M16: 9,474,781 km (0.098 R)
• M17: 11,777,242 km (0.106 R)
• M18: 12,232,767 km (0.118 R)
• M19: 13,422,968 km (0.038 R)
• M20: 13,869,817 km (0.091 R)
• M21: 14,532,835 km (0.052 R)
• M22: 15,977,053 km (0.115 R)
• M23: 19,778,783 km (0.118 R)
• M24: 20,099,072 km (0.086 R)
• M25: 20,749,973 km (0.116 R)
• M26: 21,147,155 km (0.108 R)
• M27: 23,781,873 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.5

Radius: 12.8

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 6.27 AU - 9.23 AU

Year: 7803 Days

Day: 5.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 65,199,047 km

• M1: 159,920 km (0.084 R)
• M2: 583,132 km (0.101 R)
• M3: 1,121,236 km (0.082 R)
• M4: 3,641,063 km (0.106 R)
• M5: 4,322,630 km (0.075 R)
• M6: 4,721,907 km (0.111 R)
• M7: 5,322,543 km (0.081 R)
• M8: 6,539,222 km (0.042 R)
• M9: 6,995,496 km (0.105 R)
• M10: 8,576,446 km (0.073 R)
• M11: 9,167,507 km (0.052 R)
• M12: 10,620,701 km (0.108 R)
• M13: 11,154,167 km (0.101 R)
• M14: 11,604,008 km (0.112 R)
• M15: 13,808,332 km (0.077 R)
• M16: 15,282,170 km (0.067 R)
• M17: 16,989,082 km (0.109 R)
• M18: 17,854,805 km (0.119 R)
• M19: 18,264,254 km (0.06 R)
• M20: 21,155,981 km (0.087 R)
• M21: 23,272,342 km (0.088 R)
• M22: 23,679,249 km (0.105 R)
• M23: 24,759,644 km (0.067 R)
• M24: 25,183,754 km (0.077 R)
• M25: 26,573,668 km (0.11 R)
• M26: 27,018,273 km (0.092 R)
• M27: 33,363,766 km (0.107 R)
• M28: 36,332,386 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.4

Radius: 13.6

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 7.62 AU - 9.14 AU

Year: 8773 Days

Day: 8.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,199,047 km

• M1: 169,345 km (0.098 R)
• M2: 598,691 km (0.109 R)
• M3: 1,045,390 km (0.106 R)
• M4: 1,528,741 km (0.064 R)
• M5: 1,974,094 km (0.062 R)
• M6: 2,489,458 km (0.03 R)
• M7: 3,158,161 km (0.113 R)
• M8: 3,676,667 km (0.12 R)
• M9: 4,630,952 km (0.094 R)
• M10: 6,040,612 km (0.07 R)
• M11: 7,959,804 km (0.093 R)
• M12: 9,553,769 km (0.072 R)
• M13: 10,894,764 km (0.063 R)
• M14: 11,454,709 km (0.104 R)
• M15: 12,910,895 km (0.06 R)
• M16: 14,916,254 km (0.073 R)
• M17: 16,188,734 km (0.116 R)
• M18: 27,476,043 km (0.073 R)
• M19: 28,803,275 km (0.03 R)
• M20: 30,873,709 km (0.116 R)
• M21: 31,893,668 km (0.078 R)
• M22: 32,412,024 km (0.052 R)
• M23: 39,792,286 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351.9

Radius: 3.2

Gravity: 34.37 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 12.02 AU - 19.04 AU

Year: 22133 Days

Day: 16.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 65,199,047 km

• M1: 40,092 km (0.075 R)
• M2: 189,690 km (0.096 R)
• M3: 493,823 km (0.096 R)
• M4: 669,450 km (0.053 R)
• M5: 822,339 km (0.099 R)
• M6: 1,184,965 km (0.047 R)
• M7: 1,628,971 km (0.08 R)
• M8: 1,852,470 km (0.093 R)
• M9: 2,115,463 km (0.035 R)
• M10: 2,511,449 km (0.114 R)
• M11: 3,615,182 km (0.077 R)
• M12: 5,112,806 km (0.106 R)
• M13: 6,591,282 km (0.119 R)
• M14: 7,111,584 km (0.11 R)
• M15: 12,556,946 km (0.03 R)
• M16: 13,904,075 km (0.104 R)
• M17: 15,494,001 km (0.077 R)
• M18: 19,549,599 km (0.067 R)
• M19: 20,983,196 km (0.106 R)
• M20: 24,461,795 km (0.1 R)
• M21: 25,596,794 km (0.063 R)
• M22: 44,141,993 km (0.085 R)
• M23: 45,358,523 km (0.105 R)
• M24: 53,987,478 km (0.094 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 17,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit