🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.72 AU - 0.76 AU

Year: 241 Days

Day: 38.5 Hours

Environment

Temp: 158 °C

Axial Tilt: 43.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.03 AU - 1.51 AU

Year: 542 Days

Day: 22.2 Hours

Environment

Temp: -31 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.35 AU - 1.61 AU

Year: 682 Days

Day: 15.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 27.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.63 AU - 4.03 AU

Year: 2839 Days

Day: 16.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 63.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 46,834,194 km

• M1: 40,541 km (0.081 R)

Asteroid Belt

Center: 5.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.5

Radius: 10.5

Gravity: 8.49 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.71 AU - 7.79 AU

Year: 7394 Days

Day: 6.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 46,834,194 km

• M1: 130,599 km (0.096 R)
• M2: 509,530 km (0.107 R)
• M3: 1,422,077 km (0.044 R)
• M4: 1,819,559 km (0.059 R)
• M5: 3,274,099 km (0.08 R)
• M6: 3,823,572 km (0.106 R)
• M7: 4,350,306 km (0.093 R)
• M8: 5,230,989 km (0.099 R)
• M9: 6,769,154 km (0.092 R)
• M10: 9,354,953 km (0.093 R)
• M11: 10,412,760 km (0.098 R)
• M12: 11,126,342 km (0.089 R)
• M13: 11,872,237 km (0.056 R)
• M14: 13,286,535 km (0.097 R)
• M15: 13,701,968 km (0.081 R)
• M16: 14,126,078 km (0.099 R)
• M17: 14,873,469 km (0.119 R)
• M18: 16,244,534 km (0.099 R)
• M19: 17,064,928 km (0.077 R)
• M20: 20,467,233 km (0.119 R)
• M21: 21,021,792 km (0.112 R)
• M22: 23,084,747 km (0.07 R)
• M23: 29,674,234 km (0.097 R)
• M24: 30,078,896 km (0.113 R)
• M25: 30,899,291 km (0.076 R)
• M26: 33,124,110 km (0.097 R)
• M27: 34,109,362 km (0.082 R)
• M28: 37,065,864 km (0.094 R)
• M29: 38,846,977 km (0.113 R)
• M30: 39,575,070 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786.3

Radius: 9.4

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 8.92 AU - 9.94 AU

Year: 10968 Days

Day: 14.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 46,834,194 km

• M1: 117,883 km (0.12 R)
• M2: 511,774 km (0.11 R)
• M3: 808,128 km (0.118 R)
• M4: 1,336,807 km (0.07 R)
• M5: 1,703,471 km (0.032 R)
• M6: 2,342,104 km (0.104 R)
• M7: 3,251,959 km (0.103 R)
• M8: 4,531,020 km (0.119 R)
• M9: 4,970,090 km (0.096 R)
• M10: 5,334,810 km (0.084 R)
• M11: 5,860,945 km (0.045 R)
• M12: 6,498,532 km (0.101 R)
• M13: 8,364,316 km (0.057 R)
• M14: 8,929,646 km (0.101 R)
• M15: 9,621,088 km (0.075 R)
• M16: 10,562,208 km (0.113 R)
• M17: 10,999,632 km (0.069 R)
• M18: 11,335,629 km (0.096 R)
• M19: 11,969,326 km (0.089 R)
• M20: 13,818,206 km (0.091 R)
• M21: 14,946,622 km (0.083 R)
• M22: 18,463,070 km (0.118 R)
• M23: 20,835,543 km (0.069 R)
• M24: 24,812,153 km (0.086 R)
• M25: 25,683,710 km (0.097 R)
• M26: 25,978,717 km (0.074 R)
• M27: 26,675,844 km (0.119 R)
• M28: 27,283,211 km (0.114 R)
• M29: 29,160,963 km (0.061 R)
• M30: 31,796,429 km (0.118 R)
• M31: 37,033,402 km (0.105 R)
• M32: 38,427,205 km (0.12 R)
• M33: 42,680,273 km (0.106 R)
• M34: 43,371,863 km (0.045 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.6

Radius: 5.6

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 17.59 AU - 17.77 AU

Year: 28156 Days

Day: 24 Hours

Environment

Temp: -207 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,834,194 km

• M1: 70,909 km (0.064 R)
• M2: 328,966 km (0.115 R)
• M3: 774,319 km (0.117 R)
• M4: 969,843 km (0.105 R)
• M5: 1,175,091 km (0.076 R)
• M6: 1,645,577 km (0.115 R)
• M7: 1,859,502 km (0.101 R)
• M8: 2,535,684 km (0.101 R)
• M9: 2,865,098 km (0.111 R)
• M10: 3,584,066 km (0.075 R)
• M11: 4,135,334 km (0.12 R)
• M12: 4,331,008 km (0.067 R)
• M13: 7,150,778 km (0.108 R)
• M14: 11,268,908 km (0.099 R)
• M15: 14,324,445 km (0.094 R)
• M16: 17,451,788 km (0.119 R)
• M17: 19,406,434 km (0.085 R)
• M18: 25,948,499 km (0.056 R)
• M19: 27,295,179 km (0.12 R)
• M20: 28,788,913 km (0.092 R)
• M21: 29,298,743 km (0.115 R)
• M22: 30,441,372 km (0.109 R)
• M23: 36,842,066 km (0.111 R)
• M24: 37,322,126 km (0.117 R)
• M25: 38,417,780 km (0.099 R)
• M26: 40,291,195 km (0.102 R)
• M27: 41,832,950 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 10,540 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit