🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.65 AU - 0.71 AU

Year: 197 Days

Day: 27.4 Hours

Environment

Temp: 200 °C

Axial Tilt: 19.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,302,887 km

• M1: 38,596 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.95 AU - 1.03 AU

Year: 346 Days

Day: 16.6 Hours

Environment

Temp: 99 °C

Axial Tilt: 2.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,302,887 km

• M1: 534,663 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.85 AU - 1.21 AU

Year: 367 Days

Day: 31.4 Hours

Environment

Temp: 101 °C

Axial Tilt: 34.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,302,887 km

• M1: 105,915 km (0.034 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.95 AU - 1.53 AU

Year: 485 Days

Day: 26.4 Hours

Environment

Temp: 11 °C

Axial Tilt: 21.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,302,887 km

• M1: 16,007 km (0.066 R)

Asteroid Belt

Center: 4.2 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.6

Radius: 13.2

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.29 AU - 8.03 AU

Year: 6734 Days

Day: 5.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,302,887 km

• M1: 164,109 km (0.109 R)
• M2: 636,090 km (0.109 R)
• M3: 1,349,522 km (0.086 R)
• M4: 1,884,484 km (0.083 R)
• M5: 2,973,856 km (0.046 R)
• M6: 4,519,651 km (0.069 R)
• M7: 7,781,782 km (0.064 R)
• M8: 8,661,418 km (0.104 R)
• M9: 14,510,694 km (0.074 R)
• M10: 14,946,024 km (0.047 R)
• M11: 15,390,031 km (0.103 R)
• M12: 27,207,514 km (0.114 R)
• M13: 27,954,008 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.4

Radius: 9.2

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 7.91 AU - 8.29 AU

Year: 8102 Days

Day: 12.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,302,887 km

• M1: 114,442 km (0.063 R)
• M2: 467,942 km (0.102 R)
• M3: 877,092 km (0.115 R)
• M4: 1,484,908 km (0.119 R)
• M5: 1,973,794 km (0.116 R)
• M6: 2,999,886 km (0.119 R)
• M7: 3,397,368 km (0.084 R)
• M8: 3,784,826 km (0.088 R)
• M9: 4,471,480 km (0.114 R)
• M10: 6,153,110 km (0.066 R)
• M11: 7,701,149 km (0.062 R)
• M12: 9,001,304 km (0.05 R)
• M13: 9,746,152 km (0.119 R)
• M14: 11,078,022 km (0.116 R)
• M15: 11,452,764 km (0.098 R)
• M16: 12,227,831 km (0.104 R)
• M17: 13,245,246 km (0.071 R)
• M18: 13,667,561 km (0.114 R)
• M19: 14,539,417 km (0.039 R)
• M20: 16,393,533 km (0.04 R)
• M21: 17,127,759 km (0.068 R)
• M22: 17,629,361 km (0.067 R)
• M23: 18,335,014 km (0.031 R)
• M24: 20,847,361 km (0.093 R)
• M25: 22,222,614 km (0.087 R)
• M26: 22,970,304 km (0.101 R)
• M27: 24,594,937 km (0.058 R)
• M28: 28,244,676 km (0.06 R)
• M29: 29,299,491 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 486.5

Radius: 9

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 7.74 AU - 9.38 AU

Year: 8802 Days

Day: 11.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,302,887 km

• M1: 111,899 km (0.073 R)
• M2: 479,910 km (0.11 R)
• M3: 857,495 km (0.09 R)
• M4: 1,245,253 km (0.116 R)
• M5: 1,558,211 km (0.091 R)
• M6: 1,849,478 km (0.059 R)
• M7: 2,278,076 km (0.11 R)
• M8: 4,336,094 km (0.081 R)
• M9: 5,399,735 km (0.09 R)
• M10: 6,009,197 km (0.099 R)
• M11: 7,753,807 km (0.092 R)
• M12: 8,115,086 km (0.073 R)
• M13: 9,998,972 km (0.067 R)
• M14: 11,118,263 km (0.093 R)
• M15: 14,852,974 km (0.112 R)
• M16: 15,161,445 km (0.05 R)
• M17: 15,983,186 km (0.048 R)
• M18: 16,635,433 km (0.102 R)
• M19: 17,715,679 km (0.092 R)
• M20: 18,343,392 km (0.091 R)
• M21: 20,391,686 km (0.056 R)
• M22: 22,750,695 km (0.064 R)
• M23: 25,549,222 km (0.102 R)
• M24: 27,537,527 km (0.072 R)
• M25: 29,724,199 km (0.101 R)
• M26: 32,747,123 km (0.108 R)
• M27: 33,586,517 km (0.072 R)
• M28: 34,118,487 km (0.085 R)
• M29: 35,858,310 km (0.075 R)
• M30: 38,577,850 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 695.4

Radius: 6

Gravity: 19.32 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 15.43 AU - 18.59 AU

Year: 24657 Days

Day: 23.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 72,302,887 km

• M1: 74,649 km (0.043 R)
• M2: 649,105 km (0.112 R)
• M3: 1,319,603 km (0.091 R)
• M4: 1,862,045 km (0.072 R)
• M5: 2,352,875 km (0.109 R)
• M6: 2,691,714 km (0.098 R)
• M7: 3,260,486 km (0.065 R)
• M8: 5,127,018 km (0.05 R)
• M9: 7,010,605 km (0.103 R)
• M10: 7,355,727 km (0.118 R)
• M11: 8,737,563 km (0.064 R)
• M12: 9,430,201 km (0.099 R)
• M13: 9,669,109 km (0.106 R)
• M14: 10,989,908 km (0.088 R)
• M15: 11,523,374 km (0.092 R)
• M16: 11,796,540 km (0.119 R)
• M17: 12,498,304 km (0.107 R)
• M18: 13,984,708 km (0.116 R)
• M19: 20,112,835 km (0.093 R)
• M20: 24,200,148 km (0.11 R)
• M21: 24,535,696 km (0.053 R)
• M22: 25,216,217 km (0.097 R)
• M23: 26,378,144 km (0.108 R)
• M24: 32,051,045 km (0.069 R)
• M25: 32,863,959 km (0.093 R)
• M26: 35,385,282 km (0.098 R)
• M27: 35,673,108 km (0.059 R)
• M28: 37,882,070 km (0.102 R)
• M29: 38,334,454 km (0.118 R)
• M30: 46,244,292 km (0.093 R)
• M31: 47,982,021 km (0.102 R)
• M32: 51,587,031 km (0.116 R)
• M33: 53,078,372 km (0.106 R)
• M34: 54,406,502 km (0.081 R)
• M35: 66,712,422 km (0.061 R)
• M36: 67,593,105 km (0.032 R)
• M37: 76,589,472 km (0.105 R)
• M38: 80,004,193 km (0.108 R)
• M39: 87,135,225 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.5

Radius: 6.7

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 20.43 AU - 21.17 AU

Year: 33341 Days

Day: 21.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,302,887 km

• M1: 85,121 km (0.107 R)
• M2: 384,766 km (0.037 R)
• M3: 594,502 km (0.087 R)
• M4: 1,338,003 km (0.104 R)
• M5: 2,033,185 km (0.115 R)
• M6: 2,702,336 km (0.073 R)
• M7: 3,801,132 km (0.08 R)
• M8: 4,014,908 km (0.09 R)
• M9: 6,319,612 km (0.099 R)
• M10: 10,121,194 km (0.085 R)
• M11: 10,533,784 km (0.101 R)
• M12: 15,067,049 km (0.086 R)
• M13: 16,637,527 km (0.111 R)
• M14: 20,470,973 km (0.071 R)
• M15: 25,713,630 km (0.114 R)
• M16: 48,464,773 km (0.102 R)
• M17: 49,466,930 km (0.115 R)

Kuiper Belt

Range: 31.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 17,252 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit