🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.46 AU - 0.66 AU

Year: 152 Days

Day: 15.6 Hours

Environment

Temp: 222 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 35,669,293 km

• M1: 75,697 km (0.105 R)
• M2: 153,487 km (0.043 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.8 AU - 0.86 AU

Year: 273 Days

Day: 25.9 Hours

Environment

Temp: 129 °C

Axial Tilt: 15.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 35,669,293 km

• M1: 85,570 km (0.118 R)
• M2: 619,485 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 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: 1.08 AU - 1.22 AU

Year: 446 Days

Day: 19.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 21.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 35,669,293 km

• M1: 35,006 km (0.055 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.12 AU - 1.54 AU

Year: 555 Days

Day: 27.3 Hours

Environment

Temp: -8 °C

Axial Tilt: 8.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 35,669,293 km

• M1: 24,085 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.29 AU - 1.79 AU

Year: 691 Days

Day: 30.8 Hours

Environment

Temp: -44 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.46 AU - 1.76 AU

Year: 739 Days

Day: 18.5 Hours

Environment

Temp: -33 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,669,293 km

• M1: 269,575 km (0.092 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.64 AU - 2.64 AU

Year: 1132 Days

Day: 24.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 35,669,293 km

• M1: 156,928 km (0.09 R)
• M2: 1,142,479 km (0.07 R)

Asteroid Belt

Center: 3.75 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.4

Radius: 8.3

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.88 AU - 5.82 AU

Year: 4475 Days

Day: 12.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 35,669,293 km

• M1: 181,462 km (0.091 R)
• M2: 501,003 km (0.09 R)
• M3: 1,007,542 km (0.111 R)
• M4: 1,710,203 km (0.11 R)
• M5: 2,070,584 km (0.033 R)
• M6: 3,095,330 km (0.087 R)
• M7: 3,614,883 km (0.081 R)
• M8: 3,945,793 km (0.071 R)
• M9: 4,382,320 km (0.116 R)
• M10: 6,237,034 km (0.106 R)
• M11: 9,731,940 km (0.096 R)
• M12: 10,844,948 km (0.044 R)
• M13: 12,780,894 km (0.108 R)
• M14: 15,384,944 km (0.092 R)
• M15: 15,791,102 km (0.033 R)
• M16: 16,256,501 km (0.098 R)
• M17: 17,652,698 km (0.066 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965

Radius: 8.2

Gravity: 14.35 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.77 AU - 6.37 AU

Year: 5408 Days

Day: 8.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 35,669,293 km

• M1: 103,671 km (0.104 R)
• M2: 399,576 km (0.096 R)
• M3: 916,736 km (0.039 R)
• M4: 2,023,012 km (0.107 R)
• M5: 3,408,288 km (0.119 R)
• M6: 4,415,830 km (0.091 R)
• M7: 4,709,939 km (0.104 R)
• M8: 5,016,914 km (0.11 R)
• M9: 5,337,353 km (0.105 R)
• M10: 5,796,469 km (0.032 R)
• M11: 7,077,475 km (0.059 R)
• M12: 8,995,470 km (0.102 R)
• M13: 11,089,241 km (0.108 R)
• M14: 11,837,081 km (0.076 R)
• M15: 12,353,942 km (0.073 R)
• M16: 13,102,679 km (0.076 R)
• M17: 13,768,390 km (0.109 R)
• M18: 14,808,843 km (0.094 R)
• M19: 16,980,555 km (0.094 R)
• M20: 19,003,866 km (0.062 R)
• M21: 20,365,506 km (0.036 R)
• M22: 20,660,214 km (0.117 R)
• M23: 21,107,661 km (0.032 R)
• M24: 21,409,550 km (0.09 R)
• M25: 22,645,976 km (0.096 R)
• M26: 23,685,083 km (0.066 R)
• M27: 24,422,900 km (0.079 R)
• M28: 25,686,403 km (0.093 R)
• M29: 29,174,726 km (0.031 R)
• M30: 30,500,313 km (0.073 R)
• M31: 31,964,577 km (0.106 R)
• M32: 32,362,956 km (0.102 R)

Kuiper Belt

Range: 30.3 - 60.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 13,813 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit