🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.42 AU - 0.68 AU

Year: 154 Days

Day: 27.6 Hours

Environment

Temp: 167 °C

Axial Tilt: 22 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 49,000,703 km

• M1: 34,108 km (0.106 R)
• M2: 45,478 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.93 AU - 1.19 AU

Year: 411 Days

Day: 26.9 Hours

Environment

Temp: 1 °C

Axial Tilt: 10.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.66 AU - 1.82 AU

Year: 865 Days

Day: 15.8 Hours

Environment

Temp: -64 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.76 AU - 2.22 AU

Year: 1058 Days

Day: 18.1 Hours

Environment

Temp: -71 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.9 AU - 2.86 AU

Year: 1383 Days

Day: 25.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,000,703 km

• M1: 500,704 km (0.091 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.24 AU - 3.26 AU

Year: 1718 Days

Day: 16.3 Hours

Environment

Temp: -95 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.64 AU - 3.24 AU

Year: 1899 Days

Day: 19.1 Hours

Environment

Temp: -102 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,000,703 km

• M1: 787,483 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.8

Radius: 12.1

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 6.71 AU - 9.89 AU

Year: 9008 Days

Day: 8.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 49,000,703 km

• M1: 206,894 km (0.06 R)
• M2: 299,196 km (0.099 R)
• M3: 601,383 km (0.091 R)
• M4: 746,493 km (0.113 R)
• M5: 1,074,711 km (0.094 R)
• M6: 1,276,668 km (0.115 R)
• M7: 1,469,500 km (0.074 R)
• M8: 2,232,150 km (0.095 R)
• M9: 2,361,402 km (0.032 R)
• M10: 2,573,532 km (0.115 R)
• M11: 2,875,720 km (0.065 R)
• M12: 3,016,791 km (0.085 R)
• M13: 3,365,204 km (0.028 R)
• M14: 3,574,492 km (0.057 R)
• M15: 4,228,234 km (0.112 R)
• M16: 5,156,938 km (0.092 R)
• M17: 5,644,627 km (0.096 R)
• M18: 5,858,253 km (0.073 R)
• M19: 6,256,781 km (0.109 R)
• M20: 6,626,737 km (0.061 R)
• M21: 7,700,550 km (0.037 R)
• M22: 8,257,802 km (0.057 R)
• M23: 8,378,827 km (0.099 R)
• M24: 8,459,909 km (0.1 R)
• M25: 9,537,612 km (0.052 R)
• M26: 11,548,357 km (0.101 R)
• M27: 12,462,400 km (0.037 R)
• M28: 13,022,046 km (0.067 R)
• M29: 13,257,513 km (0.117 R)
• M30: 13,399,631 km (0.119 R)
• M31: 13,589,770 km (0.078 R)
• M32: 14,262,511 km (0.108 R)
• M33: 14,359,451 km (0.089 R)
• M34: 14,651,765 km (0.11 R)
• M35: 15,192,711 km (0.1 R)
• M36: 15,590,342 km (0.093 R)
• M37: 16,854,893 km (0.094 R)
• M38: 17,008,829 km (0.107 R)
• M39: 17,629,361 km (0.076 R)
• M40: 17,837,751 km (0.054 R)
• M41: 18,573,922 km (0.103 R)
• M42: 18,945,822 km (0.043 R)
• M43: 19,266,560 km (0.063 R)
• M44: 20,239,246 km (0.097 R)
• M45: 21,117,385 km (0.11 R)
• M46: 22,288,736 km (0.067 R)
• M47: 23,024,459 km (0.09 R)
• M48: 23,481,181 km (0.117 R)
• M49: 23,998,640 km (0.109 R)
• M50: 25,044,628 km (0.092 R)
• M51: 25,927,705 km (0.094 R)
• M52: 26,046,186 km (0.057 R)
• M53: 26,701,275 km (0.054 R)
• M54: 26,940,781 km (0.065 R)
• M55: 28,944,346 km (0.104 R)
• M56: 30,119,437 km (0.109 R)
• M57: 30,869,670 km (0.067 R)
• M58: 31,058,313 km (0.097 R)
• M59: 31,310,236 km (0.106 R)
• M60: 33,285,975 km (0.112 R)
• M61: 33,414,779 km (0.068 R)
• M62: 33,543,732 km (0.072 R)
• M63: 34,061,490 km (0.103 R)
• M64: 34,973,888 km (0.089 R)
• M65: 35,301,657 km (0.085 R)
• M66: 35,498,827 km (0.115 R)
• M67: 35,894,214 km (0.063 R)
• M68: 37,893,290 km (0.061 R)
• M69: 38,027,928 km (0.071 R)
• M70: 39,450,305 km (0.088 R)
• M71: 39,928,270 km (0.102 R)
• M72: 40,683,440 km (0.105 R)
• M73: 41,581,775 km (0.083 R)
• M74: 41,859,579 km (0.054 R)
• M75: 42,626,567 km (0.076 R)
• M76: 42,976,775 km (0.101 R)
• M77: 44,316,125 km (0.114 R)
• M78: 46,099,182 km (0.118 R)
• M79: 46,242,796 km (0.08 R)
• M80: 47,180,326 km (0.086 R)
• M81: 47,397,542 km (0.108 R)
• M82: 47,615,057 km (0.091 R)
• M83: 49,000,633 km (0.034 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 12,481 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit