🌌 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 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.7

Radius: 9.9

Gravity: 9.5 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.57 AU - 0.67 AU

Year: 326 Days

Day: 13.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 38,776,214 km

• M1: 123,119 km (0.088 R)
• M2: 628,012 km (0.118 R)
• M3: 993,629 km (0.083 R)
• M4: 1,555,818 km (0.056 R)
• M5: 2,000,423 km (0.096 R)
• M6: 2,426,926 km (0.088 R)
• M7: 2,923,890 km (0.097 R)
• M8: 3,406,194 km (0.051 R)
• M9: 3,864,711 km (0.059 R)
• M10: 4,405,358 km (0.107 R)
• M11: 4,744,796 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.8

Radius: 10.1

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.62 AU - 0.94 AU

Year: 459 Days

Day: 9 Hours

Environment

Temp: -170 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 38,776,214 km

• M1: 125,662 km (0.107 R)
• M2: 486,043 km (0.07 R)
• M3: 862,282 km (0.043 R)
• M4: 1,188,555 km (0.099 R)
• M5: 1,663,379 km (0.081 R)
• M6: 2,279,872 km (0.119 R)
• M7: 2,764,120 km (0.054 R)
• M8: 3,120,612 km (0.112 R)
• M9: 3,900,465 km (0.05 R)
• M10: 4,365,116 km (0.081 R)
• M11: 5,258,814 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.6

Radius: 9.4

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.03 AU - 1.51 AU

Year: 954 Days

Day: 10.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,776,214 km

• M1: 116,986 km (0.102 R)
• M2: 451,486 km (0.106 R)
• M3: 753,524 km (0.094 R)
• M4: 1,162,375 km (0.097 R)
• M5: 1,523,954 km (0.034 R)
• M6: 2,003,415 km (0.119 R)
• M7: 2,560,517 km (0.114 R)
• M8: 2,892,924 km (0.079 R)
• M9: 3,254,053 km (0.106 R)
• M10: 4,081,778 km (0.066 R)
• M11: 4,446,946 km (0.104 R)
• M12: 4,754,669 km (0.066 R)
• M13: 5,126,121 km (0.118 R)
• M14: 5,499,517 km (0.11 R)
• M15: 6,038,069 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.5

Radius: 11.8

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.41 AU - 1.93 AU

Year: 1439 Days

Day: 7.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,776,214 km

• M1: 146,756 km (0.091 R)
• M2: 526,435 km (0.107 R)
• M3: 1,005,597 km (0.119 R)
• M4: 1,407,417 km (0.105 R)
• M5: 1,866,981 km (0.118 R)
• M6: 2,615,270 km (0.111 R)
• M7: 3,009,460 km (0.1 R)
• M8: 3,412,178 km (0.075 R)
• M9: 4,783,841 km (0.078 R)
• M10: 6,445,723 km (0.114 R)
• M11: 7,120,111 km (0.094 R)
• M12: 7,896,224 km (0.106 R)
• M13: 9,058,301 km (0.055 R)
• M14: 9,712,343 km (0.049 R)
• M15: 10,331,079 km (0.119 R)
• M16: 10,872,324 km (0.112 R)
• M17: 11,865,056 km (0.062 R)

Asteroid Belt

Center: 2.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.8

Radius: 10.3

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.55 AU - 3.83 AU

Year: 4727 Days

Day: 9.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,776,214 km

• M1: 128,056 km (0.09 R)
• M2: 728,990 km (0.11 R)
• M3: 1,053,319 km (0.096 R)
• M4: 1,624,034 km (0.049 R)
• M5: 1,959,583 km (0.112 R)
• M6: 2,467,168 km (0.106 R)
• M7: 3,166,239 km (0.089 R)
• M8: 3,579,279 km (0.11 R)
• M9: 4,229,281 km (0.074 R)
• M10: 6,163,731 km (0.044 R)
• M11: 6,506,610 km (0.101 R)
• M12: 7,018,683 km (0.102 R)
• M13: 8,269,621 km (0.098 R)
• M14: 9,245,597 km (0.098 R)
• M15: 11,135,916 km (0.113 R)
• M16: 12,057,888 km (0.09 R)
• M17: 13,844,535 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.9

Radius: 11.6

Gravity: 3.85 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.73 AU - 6.07 AU

Year: 8368 Days

Day: 5.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 38,776,214 km

• M1: 153,936 km (0.117 R)
• M2: 800,049 km (0.064 R)
• M3: 1,187,358 km (0.106 R)
• M4: 2,116,959 km (0.094 R)
• M5: 2,672,716 km (0.062 R)
• M6: 4,028,521 km (0.08 R)
• M7: 4,606,268 km (0.105 R)
• M8: 5,390,310 km (0.116 R)
• M9: 6,571,685 km (0.106 R)
• M10: 7,001,629 km (0.099 R)
• M11: 7,681,851 km (0.114 R)
• M12: 8,281,888 km (0.051 R)
• M13: 11,505,123 km (0.115 R)
• M14: 12,780,146 km (0.073 R)
• M15: 13,566,133 km (0.108 R)
• M16: 14,088,230 km (0.119 R)
• M17: 16,118,273 km (0.097 R)
• M18: 17,918,833 km (0.12 R)
• M19: 18,547,742 km (0.074 R)
• M20: 19,555,284 km (0.089 R)
• M21: 19,923,893 km (0.089 R)
• M22: 25,060,785 km (0.119 R)
• M23: 26,202,516 km (0.118 R)
• M24: 28,401,006 km (0.047 R)
• M25: 28,874,035 km (0.067 R)
• M26: 29,641,771 km (0.076 R)
• M27: 30,423,121 km (0.087 R)
• M28: 30,818,957 km (0.042 R)
• M29: 31,925,083 km (0.108 R)
• M30: 33,581,132 km (0.105 R)
• M31: 36,060,866 km (0.084 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 13,287 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit