🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.71 AU - 0.75 AU

Year: 234 Days

Day: 17.9 Hours

Environment

Temp: 147 °C

Axial Tilt: 32.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 20,791,067 km

• M1: 184,305 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.67 AU - 1.07 AU

Year: 304 Days

Day: 27.8 Hours

Environment

Temp: 47 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.78 AU - 1.9 AU

Year: 935 Days

Day: 21 Hours

Environment

Temp: -65 °C

Axial Tilt: 109.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.35 AU - 2.39 AU

Year: 1367 Days

Day: 30.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,791,067 km

• M1: 48,171 km (0.059 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.79 AU - 3.61 AU

Year: 2145 Days

Day: 14.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.81 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.1

Radius: 12.9

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.4 AU - 5.42 AU

Year: 3470 Days

Day: 10.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 20,791,067 km

• M1: 160,369 km (0.044 R)
• M2: 634,145 km (0.107 R)
• M3: 1,186,610 km (0.061 R)
• M4: 1,858,903 km (0.113 R)
• M5: 2,269,250 km (0.061 R)
• M6: 2,912,671 km (0.117 R)
• M7: 3,393,927 km (0.042 R)
• M8: 4,471,331 km (0.076 R)
• M9: 5,194,038 km (0.069 R)
• M10: 6,168,519 km (0.109 R)
• M11: 6,590,983 km (0.12 R)
• M12: 9,909,961 km (0.08 R)
• M13: 11,051,842 km (0.113 R)
• M14: 11,952,720 km (0.079 R)
• M15: 12,660,019 km (0.116 R)
• M16: 13,646,467 km (0.107 R)
• M17: 15,275,738 km (0.086 R)
• M18: 15,772,104 km (0.116 R)
• M19: 16,222,543 km (0.042 R)
• M20: 17,505,344 km (0.082 R)
• M21: 19,170,818 km (0.106 R)
• M22: 22,177,884 km (0.087 R)
• M23: 25,486,241 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.3

Radius: 10.6

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.95 AU - 5.03 AU

Year: 3565 Days

Day: 6.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 20,791,067 km

• M1: 131,945 km (0.117 R)
• M2: 879,336 km (0.115 R)
• M3: 1,320,351 km (0.036 R)
• M4: 1,712,596 km (0.07 R)
• M5: 2,289,745 km (0.039 R)
• M6: 3,512,408 km (0.091 R)
• M7: 4,051,410 km (0.081 R)
• M8: 5,368,320 km (0.105 R)
• M9: 6,494,492 km (0.07 R)
• M10: 8,221,450 km (0.091 R)
• M11: 9,676,439 km (0.083 R)
• M12: 10,581,207 km (0.064 R)
• M13: 12,042,928 km (0.099 R)
• M14: 13,589,022 km (0.113 R)
• M15: 13,960,174 km (0.109 R)
• M16: 14,338,208 km (0.088 R)
• M17: 18,222,068 km (0.047 R)
• M18: 19,017,480 km (0.08 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.6

Radius: 8.2

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.3 AU - 4.8 AU

Year: 3637 Days

Day: 9.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 20,791,067 km

• M1: 102,774 km (0.062 R)
• M2: 486,941 km (0.071 R)
• M3: 832,063 km (0.101 R)
• M4: 1,435,990 km (0.083 R)
• M5: 1,758,373 km (0.12 R)
• M6: 2,433,209 km (0.115 R)
• M7: 2,927,930 km (0.047 R)
• M8: 3,562,972 km (0.078 R)
• M9: 4,117,831 km (0.102 R)
• M10: 4,729,088 km (0.085 R)
• M11: 5,128,813 km (0.064 R)
• M12: 7,228,719 km (0.075 R)
• M13: 9,005,941 km (0.104 R)
• M14: 10,934,856 km (0.066 R)
• M15: 13,261,402 km (0.065 R)
• M16: 13,585,282 km (0.032 R)
• M17: 15,285,162 km (0.039 R)
• M18: 15,744,129 km (0.12 R)
• M19: 17,067,621 km (0.107 R)
• M20: 18,008,891 km (0.088 R)
• M21: 19,336,871 km (0.1 R)
• M22: 19,994,653 km (0.047 R)
• M23: 20,543,827 km (0.108 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 16,876 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit