🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.58 AU - 0.78 AU

Year: 211 Days

Day: 12.1 Hours

Environment

Temp: 119 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,369,055 km

• M1: 608,265 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.12 AU - 1.42 AU

Year: 539 Days

Day: 36.2 Hours

Environment

Temp: -33 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.07 AU - 1.71 AU

Year: 617 Days

Day: 34 Hours

Environment

Temp: -38 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.94 AU - 2.24 AU

Year: 1138 Days

Day: 38 Hours

Environment

Temp: -74 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.04 AU - 3.28 AU

Year: 2116 Days

Day: 19.9 Hours

Environment

Temp: -117 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,369,055 km

• M1: 41,289 km (0.044 R)
• M2: 158,723 km (0.1 R)

Asteroid Belt

Center: 4.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.3

Radius: 9.1

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.72 AU - 6.14 AU

Year: 5440 Days

Day: 10 Hours

Environment

Temp: -157 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,369,055 km

• M1: 113,246 km (0.054 R)
• M2: 427,850 km (0.044 R)
• M3: 1,184,366 km (0.089 R)
• M4: 2,445,327 km (0.085 R)
• M5: 2,979,092 km (0.068 R)
• M6: 3,510,613 km (0.105 R)
• M7: 3,871,443 km (0.114 R)
• M8: 5,703,868 km (0.083 R)
• M9: 6,406,678 km (0.116 R)
• M10: 7,551,102 km (0.117 R)
• M11: 8,539,346 km (0.094 R)
• M12: 8,935,930 km (0.047 R)
• M13: 9,269,533 km (0.07 R)
• M14: 10,688,020 km (0.037 R)
• M15: 14,399,244 km (0.114 R)
• M16: 15,222,331 km (0.105 R)
• M17: 15,859,917 km (0.075 R)
• M18: 17,879,788 km (0.115 R)
• M19: 18,232,390 km (0.076 R)
• M20: 20,767,176 km (0.098 R)
• M21: 21,091,654 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.4

Radius: 14

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.49 AU - 7.55 AU

Year: 6272 Days

Day: 13.1 Hours

Environment

Temp: -156 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 81,369,055 km

• M1: 183,856 km (0.077 R)
• M2: 690,245 km (0.11 R)
• M3: 1,517,521 km (0.057 R)
• M4: 2,059,663 km (0.072 R)
• M5: 2,600,310 km (0.094 R)
• M6: 3,129,887 km (0.096 R)
• M7: 3,614,285 km (0.092 R)
• M8: 4,625,267 km (0.101 R)
• M9: 5,138,388 km (0.101 R)
• M10: 5,753,235 km (0.104 R)
• M11: 7,093,931 km (0.113 R)
• M12: 7,818,434 km (0.108 R)
• M13: 9,415,540 km (0.109 R)
• M14: 11,474,905 km (0.095 R)
• M15: 11,941,351 km (0.119 R)
• M16: 15,196,900 km (0.089 R)
• M17: 15,696,856 km (0.089 R)
• M18: 16,862,223 km (0.091 R)
• M19: 17,534,217 km (0.091 R)
• M20: 19,147,480 km (0.049 R)
• M21: 19,805,113 km (0.091 R)
• M22: 20,934,427 km (0.067 R)
• M23: 23,569,893 km (0.086 R)
• M24: 28,160,303 km (0.114 R)
• M25: 29,587,916 km (0.098 R)
• M26: 34,267,038 km (0.035 R)
• M27: 34,911,505 km (0.103 R)
• M28: 36,003,869 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 886.8

Radius: 5.8

Gravity: 26.36 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 13.21 AU - 14.51 AU

Year: 19439 Days

Day: 20.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,369,055 km

• M1: 72,854 km (0.1 R)
• M2: 304,880 km (0.081 R)
• M3: 762,351 km (0.082 R)
• M4: 1,023,100 km (0.074 R)
• M5: 2,201,931 km (0.09 R)
• M6: 2,637,410 km (0.028 R)
• M7: 3,802,179 km (0.078 R)
• M8: 4,428,247 km (0.05 R)
• M9: 5,006,742 km (0.115 R)
• M10: 7,780,585 km (0.083 R)
• M11: 9,872,711 km (0.037 R)
• M12: 11,306,457 km (0.07 R)
• M13: 14,657,300 km (0.027 R)
• M14: 14,969,810 km (0.059 R)
• M15: 19,730,014 km (0.079 R)
• M16: 35,900,647 km (0.08 R)
• M17: 47,742,664 km (0.05 R)
• M18: 52,143,086 km (0.09 R)
• M19: 61,739,939 km (0.07 R)
• M20: 69,994,450 km (0.067 R)
• M21: 80,155,736 km (0.077 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 10,692 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit