🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.5

Radius: 14.8

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.81 AU - 2.13 AU

Year: 1785 Days

Day: 11.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,554,028 km

• M1: 184,005 km (0.063 R)
• M2: 1,159,683 km (0.104 R)
• M3: 1,723,367 km (0.041 R)
• M4: 2,394,613 km (0.088 R)
• M5: 3,024,121 km (0.083 R)
• M6: 4,365,565 km (0.053 R)
• M7: 5,423,820 km (0.083 R)
• M8: 6,318,864 km (0.108 R)
• M9: 6,933,712 km (0.111 R)
• M10: 8,555,353 km (0.096 R)
• M11: 9,244,700 km (0.104 R)
• M12: 11,389,035 km (0.041 R)
• M13: 13,263,946 km (0.118 R)
• M14: 14,755,287 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.6

Radius: 12.4

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.48 AU - 2.56 AU

Year: 2583 Days

Day: 6.8 Hours

Environment

Temp: -205 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,554,028 km

• M1: 154,235 km (0.081 R)
• M2: 562,787 km (0.027 R)
• M3: 1,041,351 km (0.1 R)
• M4: 2,103,196 km (0.12 R)
• M5: 2,545,258 km (0.069 R)
• M6: 3,215,307 km (0.109 R)
• M7: 3,656,920 km (0.082 R)
• M8: 4,059,338 km (0.069 R)
• M9: 8,435,226 km (0.074 R)
• M10: 8,902,569 km (0.038 R)
• M11: 9,422,422 km (0.108 R)
• M12: 9,999,271 km (0.045 R)
• M13: 10,561,310 km (0.118 R)
• M14: 13,067,524 km (0.045 R)
• M15: 14,061,601 km (0.05 R)
• M16: 16,767,079 km (0.102 R)
• M17: 17,187,748 km (0.043 R)
• M18: 18,050,030 km (0.092 R)
• M19: 18,491,793 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.9

Radius: 12.8

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.61 AU - 3.19 AU

Year: 3189 Days

Day: 7.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,554,028 km

• M1: 159,322 km (0.108 R)
• M2: 732,581 km (0.105 R)
• M3: 1,191,098 km (0.105 R)
• M4: 1,892,413 km (0.093 R)
• M5: 2,685,282 km (0.092 R)
• M6: 3,823,422 km (0.107 R)
• M7: 4,791,470 km (0.078 R)
• M8: 5,734,685 km (0.093 R)
• M9: 6,597,864 km (0.109 R)
• M10: 7,210,318 km (0.119 R)
• M11: 9,206,552 km (0.079 R)
• M12: 10,351,574 km (0.114 R)
• M13: 11,179,748 km (0.094 R)
• M14: 11,589,497 km (0.086 R)
• M15: 13,148,007 km (0.097 R)
• M16: 13,790,530 km (0.079 R)
• M17: 17,430,994 km (0.118 R)
• M18: 18,774,832 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.8

Radius: 11

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.86 AU - 3.9 AU

Year: 4012 Days

Day: 13.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,554,028 km

• M1: 141,520 km (0.072 R)
• M2: 605,123 km (0.093 R)
• M3: 1,489,696 km (0.102 R)
• M4: 3,143,350 km (0.08 R)
• M5: 5,114,153 km (0.084 R)
• M6: 6,725,771 km (0.092 R)
• M7: 7,678,111 km (0.077 R)
• M8: 9,920,882 km (0.081 R)
• M9: 12,443,551 km (0.102 R)
• M10: 12,995,118 km (0.104 R)
• M11: 14,515,182 km (0.085 R)
• M12: 15,951,920 km (0.118 R)

Asteroid Belt

Center: 3.75 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.2

Radius: 9.6

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.53 AU - 4.69 AU

Year: 5380 Days

Day: 12.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,554,028 km

• M1: 119,678 km (0.097 R)
• M2: 459,864 km (0.075 R)
• M3: 772,075 km (0.06 R)
• M4: 1,314,367 km (0.106 R)
• M5: 2,369,181 km (0.032 R)
• M6: 2,718,642 km (0.041 R)
• M7: 3,102,361 km (0.09 R)
• M8: 3,606,505 km (0.032 R)
• M9: 4,187,843 km (0.085 R)
• M10: 5,565,789 km (0.041 R)
• M11: 5,975,537 km (0.098 R)
• M12: 6,531,892 km (0.054 R)
• M13: 10,016,026 km (0.062 R)
• M14: 13,876,698 km (0.118 R)
• M15: 23,754,795 km (0.116 R)
• M16: 25,466,494 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.2

Radius: 11.1

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.93 AU - 6.09 AU

Year: 7241 Days

Day: 7.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,554,028 km

• M1: 140,323 km (0.116 R)
• M2: 498,460 km (0.106 R)
• M3: 908,209 km (0.069 R)
• M4: 1,263,803 km (0.03 R)
• M5: 1,932,505 km (0.112 R)
• M6: 2,287,501 km (0.09 R)
• M7: 3,304,617 km (0.107 R)
• M8: 4,336,244 km (0.12 R)
• M9: 4,978,617 km (0.103 R)
• M10: 6,546,403 km (0.037 R)
• M11: 7,091,687 km (0.119 R)
• M12: 7,912,979 km (0.041 R)
• M13: 9,909,064 km (0.086 R)
• M14: 10,935,305 km (0.119 R)
• M15: 12,412,135 km (0.083 R)
• M16: 14,979,534 km (0.087 R)
• M17: 16,387,549 km (0.081 R)
• M18: 17,273,767 km (0.109 R)
• M19: 20,190,925 km (0.028 R)
• M20: 20,934,427 km (0.027 R)
• M21: 21,696,030 km (0.071 R)
• M22: 23,718,144 km (0.066 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 10,363 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit