🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.64 AU - 0.66 AU

Year: 187 Days

Day: 28.4 Hours

Environment

Temp: 157 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.09 AU - 1.39 AU

Year: 492 Days

Day: 35.1 Hours

Environment

Temp: 3 °C

Axial Tilt: 63.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.79 AU - 2.51 AU

Year: 1124 Days

Day: 44.6 Hours

Environment

Temp: -62 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,033,545 km

• M1: 69,563 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.29 AU - 2.57 AU

Year: 1350 Days

Day: 14.1 Hours

Environment

Temp: -77 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,033,545 km

• M1: 360,980 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.2 AU - 3.02 AU

Year: 1503 Days

Day: 43.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.1

Radius: 13

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.67 AU - 5.97 AU

Year: 4374 Days

Day: 12.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,033,545 km

• M1: 162,014 km (0.118 R)
• M2: 584,778 km (0.078 R)
• M3: 1,420,282 km (0.071 R)
• M4: 1,897,200 km (0.093 R)
• M5: 3,052,694 km (0.097 R)
• M6: 3,785,425 km (0.108 R)
• M7: 4,546,728 km (0.09 R)
• M8: 6,675,506 km (0.09 R)
• M9: 7,335,083 km (0.102 R)
• M10: 9,864,334 km (0.114 R)
• M11: 10,530,643 km (0.096 R)
• M12: 11,226,871 km (0.074 R)
• M13: 13,278,457 km (0.062 R)
• M14: 13,816,710 km (0.088 R)
• M15: 15,033,389 km (0.07 R)
• M16: 18,331,125 km (0.12 R)
• M17: 18,774,682 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.6

Radius: 11.7

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.33 AU - 6.89 AU

Year: 4736 Days

Day: 8 Hours

Environment

Temp: -145 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 88,033,545 km

• M1: 146,157 km (0.112 R)
• M2: 581,637 km (0.107 R)
• M3: 1,037,162 km (0.053 R)
• M4: 1,543,102 km (0.076 R)
• M5: 2,586,846 km (0.108 R)
• M6: 3,551,005 km (0.106 R)
• M7: 4,680,169 km (0.081 R)
• M8: 5,112,806 km (0.038 R)
• M9: 5,916,895 km (0.074 R)
• M10: 6,829,143 km (0.109 R)
• M11: 7,387,292 km (0.097 R)
• M12: 11,620,463 km (0.104 R)
• M13: 13,659,632 km (0.034 R)

Asteroid Belt

Center: 6.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.5

Radius: 13

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.05 AU - 8.67 AU

Year: 7117 Days

Day: 12.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 144.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 88,033,545 km

• M1: 164,109 km (0.093 R)
• M2: 643,420 km (0.099 R)
• M3: 1,900,940 km (0.097 R)
• M4: 2,563,509 km (0.071 R)
• M5: 3,298,932 km (0.102 R)
• M6: 8,467,090 km (0.11 R)
• M7: 9,893,506 km (0.099 R)
• M8: 15,846,902 km (0.046 R)
• M9: 20,816,693 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.1

Radius: 4.1

Gravity: 38.91 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 16.32 AU - 18.12 AU

Year: 25471 Days

Day: 15.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,033,545 km

• M1: 61,934 km (0.051 R)
• M2: 235,467 km (0.055 R)
• M3: 432,039 km (0.07 R)
• M4: 1,459,028 km (0.097 R)
• M5: 1,615,208 km (0.041 R)
• M6: 8,284,132 km (0.108 R)
• M7: 10,983,027 km (0.047 R)
• M8: 12,782,390 km (0.09 R)
• M9: 15,502,079 km (0.088 R)
• M10: 19,631,130 km (0.116 R)
• M11: 22,260,911 km (0.08 R)
• M12: 26,041,698 km (0.092 R)
• M13: 26,750,493 km (0.047 R)
• M14: 30,099,840 km (0.081 R)
• M15: 30,749,244 km (0.065 R)
• M16: 32,617,422 km (0.101 R)
• M17: 33,440,659 km (0.033 R)
• M18: 48,917,606 km (0.113 R)
• M19: 51,826,986 km (0.056 R)
• M20: 55,623,331 km (0.054 R)
• M21: 59,397,535 km (0.086 R)
• M22: 61,450,916 km (0.119 R)
• M23: 64,833,772 km (0.027 R)
• M24: 66,570,903 km (0.119 R)
• M25: 77,164,826 km (0.083 R)
• M26: 80,350,363 km (0.111 R)
• M27: 80,848,075 km (0.101 R)
• M28: 82,101,256 km (0.107 R)
• M29: 83,113,286 km (0.092 R)
• M30: 83,877,581 km (0.094 R)
• M31: 85,420,384 km (0.099 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 19,986 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit