🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.61 AU - 0.61 AU

Year: 181 Days

Day: 15.6 Hours

Environment

Temp: 151 °C

Axial Tilt: 9.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,953,131 km

• M1: 196,272 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.59 AU - 0.73 AU

Year: 204 Days

Day: 29.7 Hours

Environment

Temp: 114 °C

Axial Tilt: 13 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,953,131 km

• M1: 516,561 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.8 AU - 0.82 AU

Year: 278 Days

Day: 32.7 Hours

Environment

Temp: 81 °C

Axial Tilt: 21.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,953,131 km

• M1: 505,491 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.14 AU - 1.36 AU

Year: 532 Days

Day: 35.3 Hours

Environment

Temp: -27 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,953,131 km

• M1: 230,082 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.63 AU - 2.47 AU

Year: 1118 Days

Day: 43.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.13 AU - 2.75 AU

Year: 1451 Days

Day: 23.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.65 AU - 3.01 AU

Year: 1813 Days

Day: 15.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.3

Radius: 9.8

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 7.37 AU - 11.07 AU

Year: 10661 Days

Day: 11.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 30,953,131 km

• M1: 124,615 km (0.116 R)
• M2: 290,220 km (0.103 R)
• M3: 508,782 km (0.077 R)
• M4: 575,054 km (0.055 R)
• M5: 668,553 km (0.078 R)
• M6: 755,170 km (0.112 R)
• M7: 819,497 km (0.113 R)
• M8: 968,197 km (0.081 R)
• M9: 1,082,191 km (0.119 R)
• M10: 1,324,240 km (0.083 R)
• M11: 1,387,520 km (0.105 R)
• M12: 1,617,303 km (0.108 R)
• M13: 2,058,168 km (0.082 R)
• M14: 2,302,012 km (0.094 R)
• M15: 3,067,654 km (0.087 R)
• M16: 3,174,018 km (0.031 R)
• M17: 4,665,509 km (0.069 R)
• M18: 5,417,687 km (0.117 R)
• M19: 5,807,838 km (0.054 R)
• M20: 6,315,274 km (0.096 R)
• M21: 7,173,667 km (0.094 R)
• M22: 7,688,882 km (0.109 R)
• M23: 7,980,149 km (0.075 R)
• M24: 8,275,305 km (0.108 R)
• M25: 8,453,925 km (0.12 R)
• M26: 8,543,834 km (0.087 R)
• M27: 9,646,819 km (0.103 R)
• M28: 9,898,143 km (0.119 R)
• M29: 10,087,983 km (0.092 R)
• M30: 10,247,005 km (0.058 R)
• M31: 11,649,635 km (0.077 R)
• M32: 12,119,073 km (0.05 R)
• M33: 12,560,686 km (0.117 R)
• M34: 12,904,013 km (0.113 R)
• M35: 13,459,769 km (0.071 R)
• M36: 13,564,787 km (0.067 R)
• M37: 14,200,877 km (0.035 R)
• M38: 14,991,651 km (0.11 R)
• M39: 16,316,191 km (0.062 R)
• M40: 17,639,534 km (0.053 R)
• M41: 17,831,468 km (0.115 R)
• M42: 18,957,940 km (0.071 R)
• M43: 19,154,511 km (0.101 R)
• M44: 19,233,349 km (0.041 R)
• M45: 19,312,188 km (0.076 R)
• M46: 19,391,175 km (0.087 R)
• M47: 19,589,243 km (0.09 R)
• M48: 20,994,266 km (0.102 R)
• M49: 22,431,602 km (0.092 R)
• M50: 23,815,682 km (0.089 R)
• M51: 24,070,297 km (0.081 R)
• M52: 24,283,175 km (0.078 R)
• M53: 24,625,006 km (0.097 R)
• M54: 27,151,116 km (0.104 R)
• M55: 29,895,638 km (0.087 R)
• M56: 30,445,859 km (0.118 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 18,278 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit