🌌 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: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.48 AU - 0.54 AU

Year: 134 Days

Day: 23 Hours

Environment

Temp: 181 °C

Axial Tilt: 94.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.51 AU - 0.71 AU

Year: 175 Days

Day: 27.5 Hours

Environment

Temp: 228 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,028,392 km

• M1: 21,542 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.99 AU - 1.13 AU

Year: 401 Days

Day: 40.2 Hours

Environment

Temp: 31 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.4 AU - 1.54 AU

Year: 654 Days

Day: 43.7 Hours

Environment

Temp: -41 °C

Axial Tilt: 46 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.24 AU - 3.2 AU

Year: 1647 Days

Day: 29.3 Hours

Environment

Temp: -90 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,028,392 km

• M1: 84,074 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.8

Radius: 9.1

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 5.8 AU - 6.44 AU

Year: 5558 Days

Day: 7.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,028,392 km

• M1: 113,844 km (0.101 R)
• M2: 691,741 km (0.112 R)
• M3: 1,141,282 km (0.093 R)
• M4: 1,729,651 km (0.071 R)
• M5: 2,121,298 km (0.116 R)
• M6: 2,461,035 km (0.108 R)
• M7: 2,888,884 km (0.1 R)
• M8: 3,213,811 km (0.116 R)
• M9: 3,542,926 km (0.041 R)
• M10: 3,894,631 km (0.115 R)
• M11: 5,874,110 km (0.115 R)
• M12: 6,549,544 km (0.06 R)
• M13: 6,921,893 km (0.088 R)
• M14: 9,229,291 km (0.099 R)
• M15: 9,540,155 km (0.102 R)
• M16: 14,346,735 km (0.082 R)
• M17: 14,659,095 km (0.111 R)
• M18: 15,029,350 km (0.073 R)
• M19: 16,859,530 km (0.104 R)
• M20: 17,858,246 km (0.057 R)
• M21: 19,271,497 km (0.077 R)
• M22: 19,973,111 km (0.072 R)
• M23: 25,218,311 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.9

Radius: 14.4

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 10.48 AU - 10.72 AU

Year: 12669 Days

Day: 5.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 53,028,392 km

• M1: 183,257 km (0.092 R)
• M2: 696,976 km (0.09 R)
• M3: 1,254,378 km (0.085 R)
• M4: 1,738,327 km (0.115 R)
• M5: 2,237,984 km (0.101 R)
• M6: 2,966,077 km (0.114 R)
• M7: 4,380,974 km (0.086 R)
• M8: 5,323,291 km (0.086 R)
• M9: 9,116,494 km (0.104 R)
• M10: 13,456,927 km (0.107 R)
• M11: 15,511,654 km (0.055 R)
• M12: 17,997,372 km (0.12 R)
• M13: 18,618,951 km (0.119 R)
• M14: 24,212,715 km (0.112 R)
• M15: 24,684,546 km (0.078 R)
• M16: 27,237,883 km (0.068 R)
• M17: 28,265,321 km (0.065 R)
• M18: 29,962,808 km (0.115 R)
• M19: 32,179,100 km (0.101 R)
• M20: 33,095,537 km (0.108 R)
• M21: 39,481,870 km (0.106 R)
• M22: 40,268,007 km (0.098 R)
• M23: 43,101,540 km (0.105 R)
• M24: 45,347,752 km (0.071 R)
• M25: 47,376,449 km (0.072 R)
• M26: 52,239,576 km (0.077 R)
• M27: 52,711,857 km (0.083 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 159 - 11,689 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit