🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.41 AU - 0.65 AU

Year: 144 Days

Day: 19.9 Hours

Environment

Temp: 175 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.57 AU - 0.63 AU

Year: 173 Days

Day: 12.6 Hours

Environment

Temp: 185 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.9 AU - 1.48 AU

Year: 484 Days

Day: 28.7 Hours

Environment

Temp: 4 °C

Axial Tilt: 108.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 52,833,616 km

• M1: 66,870 km (0.101 R)
• M2: 241,601 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.18 AU - 1.32 AU

Year: 521 Days

Day: 25.9 Hours

Environment

Temp: -1 °C

Axial Tilt: 3.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.82 AU - 3.26 AU

Year: 1976 Days

Day: 15.9 Hours

Environment

Temp: -109 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.3

Radius: 12.9

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.28 AU - 5.88 AU

Year: 4268 Days

Day: 7 Hours

Environment

Temp: -138 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,833,616 km

• M1: 160,369 km (0.057 R)
• M2: 744,698 km (0.106 R)
• M3: 1,196,783 km (0.112 R)
• M4: 1,600,548 km (0.1 R)
• M5: 2,084,048 km (0.067 R)
• M6: 2,681,542 km (0.072 R)
• M7: 3,938,912 km (0.116 R)
• M8: 4,834,106 km (0.075 R)
• M9: 5,638,793 km (0.102 R)
• M10: 6,321,707 km (0.088 R)
• M11: 6,900,950 km (0.1 R)
• M12: 8,201,105 km (0.087 R)
• M13: 8,742,649 km (0.106 R)
• M14: 10,099,502 km (0.109 R)
• M15: 10,807,100 km (0.039 R)
• M16: 11,370,485 km (0.056 R)
• M17: 11,771,856 km (0.071 R)
• M18: 13,130,205 km (0.113 R)
• M19: 15,279,179 km (0.119 R)
• M20: 15,713,760 km (0.071 R)
• M21: 18,011,584 km (0.094 R)
• M22: 20,525,277 km (0.079 R)
• M23: 21,593,405 km (0.119 R)
• M24: 22,141,233 km (0.055 R)
• M25: 23,840,365 km (0.034 R)
• M26: 24,870,945 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.1

Radius: 10.1

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.62 AU - 8.48 AU

Year: 7733 Days

Day: 13.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 52,833,616 km

• M1: 129,402 km (0.072 R)
• M2: 502,050 km (0.071 R)
• M3: 957,277 km (0.031 R)
• M4: 1,341,145 km (0.09 R)
• M5: 1,768,247 km (0.113 R)
• M6: 2,097,063 km (0.115 R)
• M7: 2,717,445 km (0.088 R)
• M8: 3,648,243 km (0.096 R)
• M9: 4,133,838 km (0.079 R)
• M10: 4,691,090 km (0.088 R)
• M11: 7,082,562 km (0.117 R)
• M12: 11,155,663 km (0.082 R)
• M13: 11,633,628 km (0.094 R)
• M14: 11,959,751 km (0.051 R)
• M15: 15,501,481 km (0.088 R)
• M16: 15,830,447 km (0.102 R)
• M17: 17,123,421 km (0.104 R)
• M18: 17,475,126 km (0.053 R)
• M19: 18,633,013 km (0.079 R)
• M20: 20,307,612 km (0.069 R)
• M21: 23,089,534 km (0.091 R)
• M22: 24,129,239 km (0.088 R)
• M23: 25,290,567 km (0.056 R)
• M24: 25,746,990 km (0.056 R)
• M25: 27,244,615 km (0.107 R)
• M26: 29,097,384 km (0.081 R)
• M27: 33,379,174 km (0.113 R)
• M28: 33,707,991 km (0.086 R)
• M29: 34,149,903 km (0.086 R)
• M30: 35,384,983 km (0.111 R)
• M31: 38,904,572 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.3

Radius: 11.9

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.59 AU - 12.51 AU

Year: 11877 Days

Day: 11.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 52,833,616 km

• M1: 147,952 km (0.095 R)
• M2: 840,441 km (0.099 R)
• M3: 1,219,971 km (0.113 R)
• M4: 1,923,380 km (0.082 R)
• M5: 2,311,437 km (0.093 R)
• M6: 3,444,641 km (0.115 R)
• M7: 5,242,807 km (0.09 R)
• M8: 6,733,699 km (0.087 R)
• M9: 7,428,581 km (0.114 R)
• M10: 9,106,172 km (0.061 R)
• M11: 11,023,568 km (0.086 R)
• M12: 11,872,985 km (0.035 R)
• M13: 12,583,275 km (0.073 R)
• M14: 14,024,052 km (0.12 R)
• M15: 14,885,587 km (0.107 R)
• M16: 19,405,985 km (0.095 R)
• M17: 20,559,535 km (0.094 R)
• M18: 20,982,298 km (0.059 R)
• M19: 21,933,142 km (0.1 R)
• M20: 23,550,744 km (0.117 R)
• M21: 24,577,584 km (0.118 R)
• M22: 30,931,005 km (0.088 R)
• M23: 32,275,741 km (0.056 R)
• M24: 37,164,599 km (0.032 R)
• M25: 38,427,953 km (0.087 R)
• M26: 40,112,724 km (0.095 R)
• M27: 41,846,264 km (0.094 R)
• M28: 45,034,644 km (0.116 R)
• M29: 47,052,869 km (0.028 R)
• M30: 47,787,993 km (0.1 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 20,160 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit