🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.89 AU - 0.97 AU

Year: 314 Days

Day: 37.8 Hours

Environment

Temp: 126 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.61 AU - 1.81 AU

Year: 782 Days

Day: 19.2 Hours

Environment

Temp: -30 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,489,189 km

• M1: 79,736 km (0.119 R)

Asteroid Belt

Center: 5.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.3

Radius: 11.3

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 9.48 AU - 11 AU

Year: 11464 Days

Day: 13.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 90 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 95,489,189 km

• M1: 140,772 km (0.062 R)
• M2: 563,685 km (0.112 R)
• M3: 951,891 km (0.062 R)
• M4: 1,496,428 km (0.102 R)
• M5: 1,969,456 km (0.044 R)
• M6: 2,668,377 km (0.102 R)
• M7: 3,029,058 km (0.095 R)
• M8: 6,005,756 km (0.034 R)
• M9: 8,623,868 km (0.082 R)
• M10: 10,930,967 km (0.12 R)
• M11: 13,167,455 km (0.118 R)
• M12: 15,549,203 km (0.118 R)
• M13: 19,766,516 km (0.061 R)
• M14: 22,503,409 km (0.074 R)
• M15: 24,985,986 km (0.101 R)
• M16: 27,540,220 km (0.037 R)
• M17: 28,717,256 km (0.072 R)
• M18: 48,589,538 km (0.087 R)
• M19: 50,148,946 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992.8

Radius: 7.3

Gravity: 18.63 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 15.76 AU - 18.66 AU

Year: 24977 Days

Day: 23.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 95,489,189 km

• M1: 111,301 km (0.102 R)
• M2: 347,366 km (0.115 R)
• M3: 616,343 km (0.107 R)
• M4: 1,504,805 km (0.111 R)
• M5: 2,280,919 km (0.114 R)
• M6: 2,784,465 km (0.057 R)
• M7: 3,120,911 km (0.04 R)
• M8: 3,708,830 km (0.103 R)
• M9: 4,187,693 km (0.083 R)
• M10: 4,823,634 km (0.095 R)
• M11: 5,309,976 km (0.081 R)
• M12: 5,918,391 km (0.082 R)
• M13: 6,817,175 km (0.06 R)
• M14: 7,967,882 km (0.103 R)
• M15: 9,365,275 km (0.069 R)
• M16: 10,121,942 km (0.082 R)
• M17: 14,038,264 km (0.084 R)
• M18: 14,693,204 km (0.087 R)
• M19: 16,241,242 km (0.068 R)
• M20: 17,054,606 km (0.114 R)
• M21: 19,156,905 km (0.09 R)
• M22: 22,736,333 km (0.053 R)
• M23: 25,515,862 km (0.074 R)
• M24: 26,244,553 km (0.089 R)
• M25: 26,862,392 km (0.069 R)
• M26: 31,047,841 km (0.088 R)
• M27: 35,799,070 km (0.116 R)
• M28: 36,253,698 km (0.112 R)
• M29: 42,518,258 km (0.114 R)
• M30: 43,198,928 km (0.078 R)
• M31: 44,756,990 km (0.102 R)
• M32: 46,172,934 km (0.065 R)
• M33: 47,801,307 km (0.034 R)
• M34: 52,720,234 km (0.078 R)
• M35: 56,112,516 km (0.094 R)
• M36: 63,107,563 km (0.062 R)
• M37: 78,033,092 km (0.049 R)
• M38: 84,019,400 km (0.094 R)
• M39: 92,278,100 km (0.049 R)
• M40: 94,857,317 km (0.08 R)
• M41: 96,603,274 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 717.3

Radius: 7.4

Gravity: 13.1 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 17.4 AU - 19.28 AU

Year: 27477 Days

Day: 17.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 95,489,189 km

• M1: 107,112 km (0.109 R)
• M2: 342,729 km (0.089 R)
• M3: 639,232 km (0.101 R)
• M4: 975,528 km (0.045 R)
• M5: 1,655,300 km (0.11 R)
• M6: 2,231,402 km (0.075 R)
• M7: 2,693,659 km (0.093 R)
• M8: 3,188,828 km (0.103 R)
• M9: 4,112,445 km (0.046 R)
• M10: 6,289,543 km (0.055 R)
• M11: 6,618,958 km (0.101 R)
• M12: 9,317,105 km (0.116 R)
• M13: 10,576,420 km (0.067 R)
• M14: 11,803,272 km (0.062 R)
• M15: 12,232,618 km (0.073 R)
• M16: 14,214,191 km (0.106 R)
• M17: 15,197,199 km (0.115 R)
• M18: 16,224,936 km (0.085 R)
• M19: 22,937,991 km (0.119 R)
• M20: 23,270,697 km (0.098 R)
• M21: 24,866,158 km (0.052 R)
• M22: 35,550,737 km (0.089 R)
• M23: 35,996,389 km (0.118 R)
• M24: 36,747,520 km (0.112 R)
• M25: 37,508,973 km (0.048 R)
• M26: 37,816,547 km (0.117 R)
• M27: 39,697,141 km (0.096 R)
• M28: 51,544,844 km (0.044 R)
• M29: 55,034,214 km (0.104 R)
• M30: 56,231,446 km (0.095 R)
• M31: 57,445,882 km (0.116 R)
• M32: 60,137,147 km (0.044 R)
• M33: 60,981,926 km (0.095 R)
• M34: 62,694,972 km (0.093 R)
• M35: 70,334,336 km (0.112 R)
• M36: 75,349,755 km (0.095 R)
• M37: 85,287,092 km (0.111 R)
• M38: 89,604,487 km (0.078 R)
• M39: 91,260,386 km (0.075 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 19,101 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit