🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.52 AU - 0.74 AU

Year: 175 Days

Day: 32.1 Hours

Environment

Temp: 224 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.7 AU - 0.98 AU

Year: 269 Days

Day: 39.7 Hours

Environment

Temp: 158 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.14 AU - 1.48 AU

Year: 525 Days

Day: 39.7 Hours

Environment

Temp: 18 °C

Axial Tilt: 47.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

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): 0.162

Orbit Range: 2.04 AU - 2.82 AU

Year: 1325 Days

Day: 26.6 Hours

Environment

Temp: -66 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.62 AU - 3.44 AU

Year: 1845 Days

Day: 30.2 Hours

Environment

Temp: -97 °C

Axial Tilt: 86.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.54 AU - 5.06 AU

Year: 3679 Days

Day: 13.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,782,693 km

• M1: 2,068,041 km (0.11 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.96 AU - 5.98 AU

Year: 3876 Days

Day: 35.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.3

Radius: 9.3

Gravity: 9.23 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 6.81 AU - 7.83 AU

Year: 6929 Days

Day: 7.2 Hours

Environment

Temp: -148 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 98,782,693 km

• M1: 115,639 km (0.065 R)
• M2: 576,251 km (0.1 R)
• M3: 1,311,674 km (0.118 R)
• M4: 1,636,302 km (0.052 R)
• M5: 3,357,126 km (0.096 R)
• M6: 5,038,157 km (0.066 R)
• M7: 7,068,649 km (0.088 R)
• M8: 7,959,355 km (0.071 R)
• M9: 8,966,597 km (0.078 R)
• M10: 10,009,594 km (0.046 R)
• M11: 10,342,598 km (0.118 R)
• M12: 10,831,035 km (0.109 R)
• M13: 11,334,731 km (0.114 R)
• M14: 12,607,660 km (0.038 R)
• M15: 13,278,756 km (0.111 R)
• M16: 13,856,054 km (0.114 R)
• M17: 14,692,156 km (0.041 R)
• M18: 16,464,891 km (0.081 R)
• M19: 18,024,150 km (0.072 R)
• M20: 19,165,432 km (0.11 R)
• M21: 20,127,646 km (0.078 R)
• M22: 20,658,868 km (0.09 R)
• M23: 22,796,023 km (0.116 R)
• M24: 24,385,650 km (0.083 R)
• M25: 26,227,050 km (0.079 R)
• M26: 27,044,004 km (0.101 R)
• M27: 27,597,815 km (0.074 R)
• M28: 29,499,055 km (0.106 R)
• M29: 30,382,430 km (0.086 R)
• M30: 31,283,458 km (0.099 R)
• M31: 39,260,316 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 649.6

Radius: 5.8

Gravity: 19.31 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 17.08 AU - 22.14 AU

Year: 30380 Days

Day: 17.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 98,782,693 km

• M1: 95,593 km (0.102 R)
• M2: 294,109 km (0.109 R)
• M3: 638,334 km (0.1 R)
• M4: 897,886 km (0.117 R)
• M5: 1,196,484 km (0.106 R)
• M6: 2,381,299 km (0.025 R)
• M7: 3,157,413 km (0.117 R)
• M8: 3,816,541 km (0.049 R)
• M9: 4,488,385 km (0.115 R)
• M10: 5,361,288 km (0.036 R)
• M11: 5,749,196 km (0.063 R)
• M12: 7,076,428 km (0.058 R)
• M13: 7,757,248 km (0.107 R)
• M14: 9,869,420 km (0.105 R)
• M15: 11,972,018 km (0.115 R)
• M16: 14,519,670 km (0.045 R)
• M17: 15,875,924 km (0.092 R)
• M18: 16,584,869 km (0.076 R)
• M19: 17,500,258 km (0.066 R)
• M20: 19,133,268 km (0.105 R)
• M21: 20,970,031 km (0.093 R)
• M22: 22,698,635 km (0.106 R)
• M23: 24,520,138 km (0.044 R)
• M24: 26,683,174 km (0.083 R)
• M25: 27,180,587 km (0.102 R)
• M26: 27,431,462 km (0.094 R)
• M27: 31,660,893 km (0.105 R)
• M28: 43,575,017 km (0.117 R)
• M29: 47,095,803 km (0.09 R)
• M30: 48,555,729 km (0.119 R)
• M31: 56,513,588 km (0.093 R)
• M32: 58,578,337 km (0.109 R)
• M33: 66,654,977 km (0.099 R)
• M34: 66,882,964 km (0.12 R)
• M35: 67,800,298 km (0.032 R)
• M36: 76,187,353 km (0.031 R)
• M37: 86,860,264 km (0.058 R)
• M38: 94,407,027 km (0.106 R)

Kuiper Belt

Range: 31.4 - 58.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 13,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit