🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.49 AU - 0.77 AU

Year: 181 Days

Day: 19.3 Hours

Environment

Temp: 180 °C

Axial Tilt: 100.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.84 AU - 1.02 AU

Year: 324 Days

Day: 33.8 Hours

Environment

Temp: 93 °C

Axial Tilt: 26.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.36 AU - 1.48 AU

Year: 612 Days

Day: 39.9 Hours

Environment

Temp: -24 °C

Axial Tilt: 20 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 78,208,691 km

• M1: 210,783 km (0.042 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.23 AU - 4.37 AU

Year: 3225 Days

Day: 36.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 3.64 AU - 5.1 AU

Year: 3304 Days

Day: 36 Hours

Environment

Temp: -129 °C

Axial Tilt: 166.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.4

Radius: 13.5

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 5.09 AU - 5.43 AU

Year: 4363 Days

Day: 10.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,208,691 km

• M1: 169,046 km (0.079 R)
• M2: 1,297,163 km (0.09 R)
• M3: 2,236,937 km (0.089 R)
• M4: 2,767,561 km (0.102 R)
• M5: 3,352,937 km (0.068 R)
• M6: 3,777,795 km (0.105 R)
• M7: 5,235,477 km (0.115 R)
• M8: 6,360,303 km (0.095 R)
• M9: 7,821,575 km (0.071 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.4

Radius: 12.7

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 7.01 AU - 8.27 AU

Year: 7637 Days

Day: 11.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 78,208,691 km

• M1: 157,975 km (0.117 R)
• M2: 781,499 km (0.075 R)
• M3: 1,229,096 km (0.119 R)
• M4: 1,725,462 km (0.045 R)
• M5: 2,321,310 km (0.06 R)
• M6: 2,970,266 km (0.038 R)
• M7: 3,809,061 km (0.114 R)
• M8: 4,550,917 km (0.101 R)
• M9: 5,146,616 km (0.104 R)
• M10: 6,120,797 km (0.119 R)
• M11: 6,740,730 km (0.107 R)
• M12: 7,402,252 km (0.09 R)
• M13: 8,984,399 km (0.064 R)
• M14: 10,017,373 km (0.074 R)
• M15: 11,947,933 km (0.057 R)
• M16: 13,422,370 km (0.057 R)
• M17: 14,771,294 km (0.059 R)
• M18: 15,385,243 km (0.052 R)
• M19: 16,016,098 km (0.09 R)
• M20: 16,795,802 km (0.106 R)
• M21: 17,532,721 km (0.11 R)
• M22: 19,799,428 km (0.103 R)
• M23: 24,821,428 km (0.059 R)
• M24: 27,303,706 km (0.092 R)
• M25: 28,135,620 km (0.078 R)
• M26: 29,271,067 km (0.065 R)
• M27: 31,230,949 km (0.094 R)
• M28: 33,907,554 km (0.117 R)
• M29: 34,653,599 km (0.085 R)
• M30: 37,861,426 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.6

Radius: 8.8

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 8.46 AU - 8.66 AU

Year: 9057 Days

Day: 10.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,208,691 km

• M1: 112,498 km (0.117 R)
• M2: 426,504 km (0.074 R)
• M3: 2,264,164 km (0.07 R)
• M4: 3,538,438 km (0.067 R)
• M5: 5,324,637 km (0.113 R)
• M6: 8,027,272 km (0.103 R)
• M7: 9,650,858 km (0.119 R)
• M8: 12,453,724 km (0.117 R)
• M9: 12,771,619 km (0.1 R)
• M10: 13,313,463 km (0.115 R)
• M11: 17,810,524 km (0.062 R)
• M12: 22,128,367 km (0.059 R)
• M13: 22,831,029 km (0.05 R)
• M14: 25,535,309 km (0.065 R)
• M15: 26,049,028 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 352.4

Radius: 8

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 14.75 AU - 22.49 AU

Year: 29058 Days

Day: 23.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,208,691 km

• M1: 101,876 km (0.094 R)
• M2: 511,026 km (0.085 R)
• M3: 1,334,712 km (0.118 R)
• M4: 2,272,392 km (0.044 R)
• M5: 2,540,920 km (0.109 R)
• M6: 3,251,510 km (0.083 R)
• M7: 3,653,330 km (0.109 R)
• M8: 4,055,897 km (0.073 R)
• M9: 4,522,344 km (0.062 R)
• M10: 7,902,358 km (0.113 R)
• M11: 11,273,396 km (0.102 R)
• M12: 11,531,752 km (0.066 R)
• M13: 13,237,168 km (0.091 R)
• M14: 16,552,855 km (0.107 R)
• M15: 16,971,130 km (0.053 R)
• M16: 27,937,702 km (0.107 R)
• M17: 29,865,270 km (0.093 R)
• M18: 30,610,268 km (0.073 R)
• M19: 32,267,214 km (0.037 R)
• M20: 34,252,377 km (0.065 R)
• M21: 36,177,403 km (0.075 R)
• M22: 51,357,547 km (0.095 R)
• M23: 52,606,091 km (0.108 R)
• M24: 57,612,384 km (0.077 R)
• M25: 71,608,312 km (0.116 R)
• M26: 74,519,187 km (0.118 R)

Kuiper Belt

Range: 30.3 - 47.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 15,750 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit