🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.53 AU - 0.87 AU

Year: 205 Days

Day: 28 Hours

Environment

Temp: 210 °C

Axial Tilt: 17.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.36 AU - 1.62 AU

Year: 636 Days

Day: 43 Hours

Environment

Temp: 9 °C

Axial Tilt: 49.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 37,495,888 km

• M1: 247,884 km (0.062 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.54 AU - 1.58 AU

Year: 682 Days

Day: 46 Hours

Environment

Temp: -14 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 37,495,888 km

• M1: 145,260 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.54 AU - 3.08 AU

Year: 1648 Days

Day: 18 Hours

Environment

Temp: -88 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.83 AU - 3.03 AU

Year: 1755 Days

Day: 19.3 Hours

Environment

Temp: -94 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945.4

Radius: 12.7

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 9.13 AU - 9.25 AU

Year: 9747 Days

Day: 14.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,495,888 km

• M1: 167,101 km (0.117 R)
• M2: 677,828 km (0.069 R)
• M3: 1,087,876 km (0.08 R)
• M4: 1,584,241 km (0.098 R)
• M5: 2,195,648 km (0.112 R)
• M6: 3,736,506 km (0.119 R)
• M7: 5,942,327 km (0.087 R)
• M8: 7,944,694 km (0.083 R)
• M9: 8,907,506 km (0.102 R)
• M10: 9,491,686 km (0.072 R)
• M11: 9,895,301 km (0.119 R)
• M12: 10,522,265 km (0.113 R)
• M13: 11,120,059 km (0.119 R)
• M14: 14,521,914 km (0.086 R)
• M15: 17,116,988 km (0.092 R)
• M16: 18,407,420 km (0.085 R)
• M17: 20,338,130 km (0.091 R)
• M18: 21,785,190 km (0.064 R)
• M19: 22,311,924 km (0.088 R)
• M20: 24,978,805 km (0.096 R)
• M21: 27,544,558 km (0.093 R)
• M22: 28,057,380 km (0.084 R)
• M23: 31,603,597 km (0.074 R)
• M24: 32,964,040 km (0.104 R)
• M25: 36,535,540 km (0.109 R)
• M26: 37,781,241 km (0.097 R)
• M27: 39,055,067 km (0.104 R)
• M28: 44,437,748 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208

Radius: 13.7

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 10.11 AU - 13.07 AU

Year: 13804 Days

Day: 13.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 37,495,888 km

• M1: 171,140 km (0.063 R)
• M2: 961,914 km (0.093 R)
• M3: 1,706,164 km (0.117 R)
• M4: 2,812,440 km (0.089 R)
• M5: 3,466,631 km (0.037 R)
• M6: 4,041,536 km (0.037 R)
• M7: 4,568,719 km (0.108 R)
• M8: 5,171,598 km (0.067 R)
• M9: 5,794,823 km (0.116 R)
• M10: 7,420,054 km (0.069 R)
• M11: 8,718,115 km (0.116 R)
• M12: 9,197,726 km (0.073 R)
• M13: 9,926,866 km (0.093 R)
• M14: 16,549,414 km (0.062 R)
• M15: 17,354,849 km (0.091 R)
• M16: 18,398,145 km (0.072 R)
• M17: 19,116,663 km (0.081 R)
• M18: 20,763,137 km (0.051 R)
• M19: 21,938,977 km (0.083 R)
• M20: 24,854,489 km (0.095 R)
• M21: 31,852,079 km (0.073 R)
• M22: 35,688,367 km (0.101 R)
• M23: 39,584,793 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 41.5

Radius: 4.9

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 14.65 AU - 22.59 AU

Year: 28109 Days

Day: 16.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 37,495,888 km

• M1: 61,036 km (0.067 R)
• M2: 309,668 km (0.054 R)
• M3: 1,041,650 km (0.101 R)
• M4: 3,016,491 km (0.107 R)
• M5: 3,752,513 km (0.095 R)
• M6: 4,601,331 km (0.042 R)
• M7: 4,997,616 km (0.119 R)
• M8: 7,710,274 km (0.074 R)
• M9: 25,398,278 km (0.093 R)
• M10: 30,660,233 km (0.08 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 15,364 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit