🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.5 AU - 0.52 AU

Year: 130 Days

Day: 23.5 Hours

Environment

Temp: 198 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,626,757 km

• M1: 188,194 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.39 AU - 2.13 AU

Year: 832 Days

Day: 32.6 Hours

Environment

Temp: -34 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.77 AU - 2.69 AU

Year: 1187 Days

Day: 15.8 Hours

Environment

Temp: -69 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,626,757 km

• M1: 135,685 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.45 AU - 5.07 AU

Year: 3134 Days

Day: 37.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.75 AU - 5.13 AU

Year: 3335 Days

Day: 20 Hours

Environment

Temp: -134 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,626,757 km

• M1: 698,472 km (0.051 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.2

Radius: 10.9

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 5.75 AU - 7.21 AU

Year: 5880 Days

Day: 11.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,626,757 km

• M1: 135,536 km (0.093 R)
• M2: 1,003,353 km (0.034 R)
• M3: 3,644,055 km (0.108 R)
• M4: 4,191,284 km (0.03 R)
• M5: 4,643,219 km (0.1 R)
• M6: 5,505,950 km (0.077 R)
• M7: 7,790,908 km (0.106 R)
• M8: 8,663,661 km (0.111 R)
• M9: 9,803,597 km (0.088 R)
• M10: 10,303,553 km (0.099 R)
• M11: 11,399,956 km (0.101 R)
• M12: 12,236,358 km (0.106 R)
• M13: 13,618,044 km (0.114 R)
• M14: 15,376,866 km (0.08 R)
• M15: 18,198,581 km (0.119 R)
• M16: 19,797,034 km (0.101 R)
• M17: 20,800,088 km (0.115 R)
• M18: 22,403,179 km (0.066 R)
• M19: 23,052,433 km (0.106 R)
• M20: 24,845,214 km (0.118 R)
• M21: 25,462,904 km (0.115 R)
• M22: 25,854,102 km (0.066 R)
• M23: 26,890,217 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310.9

Radius: 3

Gravity: 34.54 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 11.58 AU - 14.3 AU

Year: 16592 Days

Day: 23.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,626,757 km

• M1: 37,399 km (0.074 R)
• M2: 138,079 km (0.1 R)
• M3: 396,734 km (0.113 R)
• M4: 617,091 km (0.042 R)
• M5: 759,359 km (0.08 R)
• M6: 1,696,290 km (0.059 R)
• M7: 2,174,255 km (0.057 R)
• M8: 2,287,351 km (0.045 R)
• M9: 3,778,094 km (0.094 R)
• M10: 4,110,501 km (0.11 R)
• M11: 5,742,763 km (0.119 R)
• M12: 8,856,792 km (0.106 R)
• M13: 9,692,296 km (0.115 R)
• M14: 10,155,152 km (0.119 R)
• M15: 10,365,636 km (0.089 R)
• M16: 11,405,042 km (0.069 R)
• M17: 14,734,642 km (0.063 R)
• M18: 17,206,897 km (0.089 R)
• M19: 17,808,430 km (0.062 R)
• M20: 19,373,373 km (0.102 R)
• M21: 21,283,439 km (0.11 R)
• M22: 21,801,646 km (0.079 R)
• M23: 22,683,824 km (0.08 R)
• M24: 26,949,458 km (0.032 R)
• M25: 28,067,852 km (0.041 R)
• M26: 31,607,936 km (0.061 R)
• M27: 31,943,783 km (0.077 R)
• M28: 32,508,814 km (0.101 R)
• M29: 33,195,618 km (0.104 R)
• M30: 41,266,573 km (0.118 R)
• M31: 45,395,623 km (0.085 R)

Kuiper Belt

Range: 30.8 - 48.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 16,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit