🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.4 AU - 0.66 AU

Year: 253 Days

Day: 37.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.1

Radius: 8.3

Gravity: 13.7 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.7 AU - 0.76 AU

Year: 409 Days

Day: 10.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,313,985 km

• M1: 103,372 km (0.06 R)
• M2: 434,432 km (0.12 R)
• M3: 701,764 km (0.093 R)
• M4: 1,168,359 km (0.107 R)
• M5: 1,503,608 km (0.105 R)
• M6: 1,846,038 km (0.092 R)
• M7: 2,860,012 km (0.077 R)
• M8: 3,257,643 km (0.101 R)
• M9: 3,835,839 km (0.053 R)
• M10: 4,262,941 km (0.077 R)
• M11: 5,179,826 km (0.065 R)
• M12: 5,445,213 km (0.097 R)
• M13: 5,878,149 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.8

Radius: 12.1

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.93 AU - 1.05 AU

Year: 646 Days

Day: 7.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,313,985 km

• M1: 150,495 km (0.115 R)
• M2: 571,464 km (0.077 R)
• M3: 982,559 km (0.026 R)
• M4: 1,599,800 km (0.083 R)
• M5: 2,229,756 km (0.069 R)
• M6: 2,727,319 km (0.079 R)
• M7: 3,227,275 km (0.11 R)
• M8: 4,057,842 km (0.112 R)
• M9: 4,472,079 km (0.051 R)
• M10: 5,995,883 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.9

Radius: 9.5

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.34 AU - 1.78 AU

Year: 1278 Days

Day: 12.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,313,985 km

• M1: 121,922 km (0.097 R)
• M2: 507,885 km (0.092 R)
• M3: 809,175 km (0.116 R)
• M4: 1,362,986 km (0.119 R)
• M5: 2,301,264 km (0.117 R)
• M6: 3,097,574 km (0.034 R)
• M7: 3,747,277 km (0.092 R)
• M8: 5,156,788 km (0.118 R)
• M9: 5,760,116 km (0.069 R)
• M10: 6,389,325 km (0.115 R)
• M11: 6,805,357 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.8

Radius: 8

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.25 AU - 1.95 AU

Year: 1328 Days

Day: 8.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,313,985 km

• M1: 99,483 km (0.12 R)
• M2: 445,802 km (0.073 R)
• M3: 774,618 km (0.105 R)
• M4: 1,129,763 km (0.094 R)
• M5: 1,383,780 km (0.08 R)
• M6: 1,739,674 km (0.083 R)
• M7: 2,348,238 km (0.082 R)
• M8: 2,938,252 km (0.092 R)
• M9: 3,299,830 km (0.108 R)
• M10: 3,556,989 km (0.112 R)
• M11: 3,827,761 km (0.051 R)
• M12: 5,273,026 km (0.052 R)
• M13: 5,716,733 km (0.08 R)
• M14: 6,032,385 km (0.119 R)
• M15: 6,678,797 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.2

Radius: 13.1

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.23 AU - 3.35 AU

Year: 3057 Days

Day: 9.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,313,985 km

• M1: 163,660 km (0.06 R)
• M2: 677,529 km (0.094 R)
• M3: 1,377,048 km (0.097 R)
• M4: 2,158,248 km (0.092 R)
• M5: 3,030,554 km (0.107 R)
• M6: 4,088,211 km (0.037 R)
• M7: 5,198,077 km (0.052 R)
• M8: 6,018,771 km (0.091 R)
• M9: 6,656,656 km (0.115 R)
• M10: 7,712,219 km (0.112 R)
• M11: 8,908,553 km (0.116 R)
• M12: 10,367,282 km (0.102 R)
• M13: 11,097,619 km (0.101 R)
• M14: 12,297,244 km (0.081 R)
• M15: 12,866,464 km (0.083 R)
• M16: 13,710,346 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 62.3

Radius: 4.4

Gravity: 3.22 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.5 AU - 7.84 AU

Year: 12595 Days

Day: 20.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 60,313,985 km

• M1: 60,737 km (0.056 R)
• M2: 232,325 km (0.064 R)
• M3: 384,467 km (0.117 R)
• M4: 4,579,041 km (0.1 R)
• M5: 5,232,934 km (0.084 R)
• M6: 8,881,925 km (0.116 R)
• M7: 9,070,867 km (0.076 R)
• M8: 16,233,763 km (0.1 R)
• M9: 19,334,328 km (0.101 R)
• M10: 20,823,425 km (0.107 R)
• M11: 24,914,478 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.1

Radius: 5.2

Gravity: 24.38 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.27 AU - 9.87 AU

Year: 15039 Days

Day: 15.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,313,985 km

• M1: 65,075 km (0.099 R)
• M2: 531,820 km (0.079 R)
• M3: 1,706,762 km (0.093 R)
• M4: 2,503,520 km (0.096 R)
• M5: 3,258,990 km (0.06 R)
• M6: 4,310,064 km (0.101 R)
• M7: 6,884,195 km (0.115 R)
• M8: 7,409,732 km (0.07 R)
• M9: 8,393,039 km (0.062 R)
• M10: 8,789,473 km (0.098 R)
• M11: 9,513,377 km (0.037 R)
• M12: 12,171,582 km (0.113 R)
• M13: 12,360,374 km (0.079 R)
• M14: 13,201,414 km (0.092 R)
• M15: 19,063,556 km (0.085 R)
• M16: 19,318,321 km (0.05 R)
• M17: 20,805,473 km (0.074 R)
• M18: 21,715,029 km (0.116 R)
• M19: 27,953,709 km (0.069 R)
• M20: 32,193,462 km (0.081 R)
• M21: 38,984,308 km (0.107 R)
• M22: 39,808,442 km (0.095 R)
• M23: 48,540,619 km (0.098 R)
• M24: 51,274,820 km (0.062 R)
• M25: 54,620,875 km (0.072 R)
• M26: 58,645,357 km (0.051 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.6

Radius: 5.8

Gravity: 15.62 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 6.7 AU - 10.2 AU

Year: 16114 Days

Day: 24.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 60,313,985 km

• M1: 72,106 km (0.109 R)
• M2: 259,552 km (0.12 R)
• M3: 459,714 km (0.046 R)
• M4: 776,712 km (0.104 R)
• M5: 1,218,774 km (0.098 R)
• M6: 1,496,278 km (0.084 R)
• M7: 1,832,275 km (0.058 R)
• M8: 2,064,750 km (0.12 R)
• M9: 2,524,464 km (0.099 R)
• M10: 3,123,604 km (0.084 R)
• M11: 4,224,045 km (0.037 R)
• M12: 5,452,543 km (0.107 R)
• M13: 5,935,894 km (0.101 R)
• M14: 7,693,071 km (0.054 R)
• M15: 8,300,587 km (0.114 R)
• M16: 8,739,657 km (0.095 R)
• M17: 9,400,880 km (0.084 R)
• M18: 9,877,798 km (0.103 R)
• M19: 12,319,085 km (0.11 R)
• M20: 12,761,746 km (0.086 R)
• M21: 13,412,347 km (0.116 R)
• M22: 14,499,026 km (0.086 R)
• M23: 17,948,304 km (0.098 R)
• M24: 19,948,278 km (0.102 R)
• M25: 20,912,735 km (0.076 R)
• M26: 21,999,863 km (0.077 R)
• M27: 22,184,616 km (0.104 R)
• M28: 23,700,342 km (0.064 R)
• M29: 33,898,878 km (0.04 R)
• M30: 35,523,211 km (0.115 R)
• M31: 36,937,809 km (0.049 R)
• M32: 42,397,832 km (0.055 R)
• M33: 46,676,480 km (0.106 R)
• M34: 47,288,336 km (0.115 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 10,861 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit