🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.15 AU - 1.23 AU

Year: 497 Days

Day: 29.9 Hours

Environment

Temp: -27 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.73 AU - 1.79 AU

Year: 894 Days

Day: 33.3 Hours

Environment

Temp: -78 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.7 AU - 2.72 AU

Year: 1708 Days

Day: 36.4 Hours

Environment

Temp: -102 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.55 AU - 2.99 AU

Year: 1765 Days

Day: 40.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3 AU - 4.2 AU

Year: 2615 Days

Day: 37 Hours

Environment

Temp: -129 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,649,338 km

• M1: 1,071,869 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.3

Radius: 8

Gravity: 9.69 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4.85 AU - 5.25 AU

Year: 4345 Days

Day: 5.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,649,338 km

• M1: 99,632 km (0.119 R)
• M2: 539,001 km (0.09 R)
• M3: 2,007,603 km (0.06 R)
• M4: 2,419,297 km (0.111 R)
• M5: 2,696,202 km (0.093 R)
• M6: 3,104,605 km (0.079 R)
• M7: 3,512,857 km (0.043 R)
• M8: 3,978,705 km (0.084 R)
• M9: 4,413,586 km (0.096 R)
• M10: 5,626,376 km (0.109 R)
• M11: 5,997,827 km (0.085 R)
• M12: 6,508,255 km (0.06 R)
• M13: 7,999,746 km (0.119 R)
• M14: 9,868,972 km (0.055 R)
• M15: 10,157,845 km (0.093 R)
• M16: 11,415,664 km (0.096 R)
• M17: 11,688,381 km (0.094 R)
• M18: 12,389,097 km (0.054 R)
• M19: 13,467,100 km (0.083 R)
• M20: 13,822,843 km (0.107 R)
• M21: 14,500,222 km (0.12 R)
• M22: 14,927,923 km (0.084 R)
• M23: 16,898,875 km (0.102 R)
• M24: 17,855,254 km (0.041 R)
• M25: 18,470,999 km (0.107 R)
• M26: 20,138,117 km (0.111 R)
• M27: 21,076,246 km (0.047 R)
• M28: 24,816,641 km (0.106 R)
• M29: 25,428,796 km (0.036 R)
• M30: 25,972,584 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.2

Radius: 8.6

Gravity: 12.55 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 6.11 AU - 8.71 AU

Year: 7723 Days

Day: 8.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 44,649,338 km

• M1: 107,112 km (0.08 R)
• M2: 468,690 km (0.06 R)
• M3: 794,664 km (0.107 R)
• M4: 2,272,990 km (0.112 R)
• M5: 2,852,083 km (0.068 R)
• M6: 6,262,167 km (0.028 R)
• M7: 7,558,133 km (0.067 R)
• M8: 7,971,323 km (0.089 R)
• M9: 8,797,701 km (0.066 R)
• M10: 10,569,239 km (0.117 R)
• M11: 11,404,444 km (0.108 R)
• M12: 12,509,524 km (0.092 R)
• M13: 13,805,789 km (0.047 R)
• M14: 14,931,214 km (0.099 R)
• M15: 15,516,291 km (0.119 R)
• M16: 19,892,478 km (0.076 R)
• M17: 21,818,849 km (0.082 R)
• M18: 22,657,046 km (0.095 R)
• M19: 23,516,486 km (0.105 R)
• M20: 24,936,768 km (0.106 R)
• M21: 25,945,656 km (0.113 R)
• M22: 26,696,488 km (0.062 R)
• M23: 28,044,963 km (0.05 R)
• M24: 28,438,406 km (0.118 R)
• M25: 28,935,370 km (0.106 R)
• M26: 29,539,446 km (0.092 R)
• M27: 34,229,190 km (0.086 R)
• M28: 43,065,038 km (0.099 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 10,699 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit