🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.52 AU - 0.72 AU

Year: 315 Days

Day: 42.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 8,066,170 km

• M1: 359,035 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.7

Radius: 8.3

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.85 AU - 1.19 AU

Year: 665 Days

Day: 7.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 8,066,170 km

• M1: 106,065 km (0.118 R)
• M2: 172,935 km (0.11 R)
• M3: 283,189 km (0.059 R)
• M4: 358,137 km (0.036 R)
• M5: 456,573 km (0.082 R)
• M6: 545,135 km (0.087 R)
• M7: 615,894 km (0.09 R)
• M8: 704,456 km (0.102 R)
• M9: 789,877 km (0.056 R)
• M10: 963,859 km (0.088 R)
• M11: 1,038,658 km (0.069 R)
• M12: 1,093,860 km (0.049 R)
• M13: 1,159,084 km (0.09 R)
• M14: 1,216,530 km (0.117 R)
• M15: 1,284,298 km (0.062 R)
• M16: 1,339,350 km (0.066 R)
• M17: 1,428,211 km (0.102 R)
• M18: 1,523,954 km (0.08 R)
• M19: 1,582,446 km (0.115 R)
• M20: 1,636,750 km (0.073 R)
• M21: 1,701,825 km (0.108 R)
• M22: 1,902,287 km (0.109 R)
• M23: 1,965,566 km (0.083 R)
• M24: 2,029,445 km (0.087 R)
• M25: 2,088,685 km (0.1 R)
• M26: 2,186,971 km (0.042 R)
• M27: 2,258,928 km (0.086 R)
• M28: 2,314,877 km (0.082 R)
• M29: 2,683,636 km (0.098 R)
• M30: 2,748,861 km (0.075 R)
• M31: 2,826,801 km (0.08 R)
• M32: 2,954,109 km (0.088 R)
• M33: 3,077,079 km (0.087 R)
• M34: 3,252,258 km (0.116 R)
• M35: 3,392,281 km (0.103 R)
• M36: 3,534,250 km (0.054 R)
• M37: 3,586,310 km (0.107 R)
• M38: 3,750,867 km (0.115 R)
• M39: 3,904,504 km (0.115 R)
• M40: 3,971,823 km (0.056 R)
• M41: 4,026,127 km (0.077 R)
• M42: 4,169,741 km (0.081 R)
• M43: 4,224,793 km (0.026 R)
• M44: 4,363,770 km (0.119 R)
• M45: 4,447,844 km (0.074 R)
• M46: 4,582,033 km (0.102 R)
• M47: 4,804,036 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725

Radius: 11.6

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.94 AU - 1.48 AU

Year: 859 Days

Day: 6.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 8,066,170 km

• M1: 144,512 km (0.086 R)
• M2: 227,838 km (0.061 R)
• M3: 306,676 km (0.105 R)
• M4: 392,994 km (0.09 R)
• M5: 568,322 km (0.045 R)
• M6: 661,522 km (0.038 R)
• M7: 743,801 km (0.114 R)
• M8: 847,771 km (0.117 R)
• M9: 932,444 km (0.109 R)
• M10: 1,144,125 km (0.05 R)
• M11: 1,238,970 km (0.084 R)
• M12: 1,429,557 km (0.043 R)
• M13: 1,668,315 km (0.094 R)
• M14: 1,745,658 km (0.05 R)
• M15: 2,042,759 km (0.037 R)
• M16: 2,193,254 km (0.099 R)
• M17: 2,364,843 km (0.107 R)
• M18: 2,452,358 km (0.065 R)
• M19: 2,532,094 km (0.115 R)
• M20: 2,657,905 km (0.057 R)
• M21: 2,749,160 km (0.095 R)
• M22: 2,925,386 km (0.116 R)
• M23: 3,010,208 km (0.033 R)
• M24: 3,289,059 km (0.099 R)
• M25: 3,708,082 km (0.083 R)
• M26: 3,955,218 km (0.104 R)
• M27: 4,123,067 km (0.025 R)
• M28: 4,197,118 km (0.11 R)
• M29: 4,357,636 km (0.104 R)
• M30: 4,509,329 km (0.092 R)
• M31: 4,751,079 km (0.106 R)
• M32: 5,053,865 km (0.074 R)
• M33: 5,156,190 km (0.117 R)
• M34: 5,490,541 km (0.101 R)
• M35: 5,584,189 km (0.085 R)
• M36: 5,987,505 km (0.099 R)
• M37: 6,132,316 km (0.092 R)
• M38: 6,474,297 km (0.058 R)
• M39: 6,722,629 km (0.096 R)
• M40: 6,810,144 km (0.057 R)
• M41: 6,898,257 km (0.078 R)
• M42: 7,177,407 km (0.12 R)
• M43: 7,512,057 km (0.08 R)
• M44: 7,759,791 km (0.082 R)
• M45: 8,103,417 km (0.05 R)
• M46: 8,465,444 km (0.106 R)
• M47: 8,573,753 km (0.11 R)
• M48: 8,777,954 km (0.052 R)
• M49: 8,997,714 km (0.088 R)
• M50: 9,094,503 km (0.065 R)
• M51: 9,316,806 km (0.114 R)
• M52: 9,512,929 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232

Radius: 11.9

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.37 AU - 1.63 AU

Year: 1186 Days

Day: 7 Hours

Environment

Temp: -174 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 8,066,170 km

• M1: 150,795 km (0.066 R)
• M2: 279,150 km (0.092 R)
• M3: 354,697 km (0.112 R)
• M4: 436,826 km (0.076 R)
• M5: 514,916 km (0.104 R)
• M6: 621,878 km (0.081 R)
• M7: 747,690 km (0.058 R)
• M8: 829,819 km (0.055 R)
• M9: 1,010,085 km (0.109 R)
• M10: 1,120,039 km (0.074 R)
• M11: 1,215,931 km (0.116 R)
• M12: 1,308,682 km (0.104 R)
• M13: 1,501,514 km (0.119 R)
• M14: 1,608,327 km (0.11 R)
• M15: 1,752,539 km (0.07 R)
• M16: 1,894,059 km (0.078 R)
• M17: 2,098,858 km (0.065 R)
• M18: 2,173,657 km (0.113 R)
• M19: 2,272,541 km (0.098 R)
• M20: 2,372,921 km (0.047 R)
• M21: 2,451,161 km (0.1 R)
• M22: 2,530,298 km (0.107 R)
• M23: 2,666,881 km (0.103 R)
• M24: 2,839,068 km (0.104 R)
• M25: 3,031,900 km (0.087 R)
• M26: 3,368,944 km (0.105 R)
• M27: 3,501,787 km (0.094 R)
• M28: 3,663,652 km (0.098 R)
• M29: 3,745,482 km (0.082 R)
• M30: 3,883,411 km (0.116 R)
• M31: 4,116,933 km (0.091 R)
• M32: 4,240,202 km (0.107 R)
• M33: 4,745,693 km (0.064 R)
• M34: 4,905,165 km (0.097 R)
• M35: 5,025,890 km (0.053 R)
• M36: 5,373,556 km (0.115 R)
• M37: 5,456,433 km (0.106 R)
• M38: 5,655,248 km (0.117 R)
• M39: 5,963,121 km (0.12 R)
• M40: 6,135,457 km (0.104 R)
• M41: 6,386,034 km (0.119 R)
• M42: 6,462,927 km (0.101 R)
• M43: 6,540,269 km (0.101 R)
• M44: 6,796,231 km (0.081 R)
• M45: 6,931,169 km (0.116 R)
• M46: 7,044,265 km (0.105 R)
• M47: 7,341,366 km (0.071 R)
• M48: 7,468,225 km (0.12 R)
• M49: 7,712,518 km (0.092 R)
• M50: 7,924,050 km (0.075 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 18,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit