🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.66 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 203

Radius: 12.5

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.88 AU - 5.76 AU

Year: 4504 Days

Day: 8.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 71,373,389 km

• M1: 155,881 km (0.091 R)
• M2: 577,597 km (0.088 R)
• M3: 1,068,578 km (0.077 R)
• M4: 1,677,890 km (0.09 R)
• M5: 2,253,842 km (0.111 R)
• M6: 2,881,255 km (0.049 R)
• M7: 3,478,749 km (0.043 R)
• M8: 3,922,157 km (0.088 R)
• M9: 4,361,825 km (0.102 R)
• M10: 4,969,043 km (0.118 R)
• M11: 5,485,156 km (0.092 R)
• M12: 7,400,158 km (0.118 R)
• M13: 8,857,840 km (0.078 R)
• M14: 10,236,982 km (0.056 R)
• M15: 10,842,405 km (0.037 R)
• M16: 11,632,730 km (0.056 R)
• M17: 12,125,207 km (0.107 R)
• M18: 12,546,175 km (0.045 R)
• M19: 13,417,433 km (0.042 R)
• M20: 13,822,394 km (0.097 R)
• M21: 16,172,876 km (0.116 R)
• M22: 16,580,530 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.3

Radius: 13.8

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.48 AU - 7.56 AU

Year: 6111 Days

Day: 6 Hours

Environment

Temp: -154 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 71,373,389 km

• M1: 171,888 km (0.117 R)
• M2: 682,615 km (0.113 R)
• M3: 1,680,134 km (0.106 R)
• M4: 2,244,566 km (0.055 R)
• M5: 3,763,284 km (0.069 R)
• M6: 5,757,424 km (0.105 R)
• M7: 6,697,646 km (0.071 R)
• M8: 7,317,131 km (0.06 R)
• M9: 7,934,821 km (0.094 R)
• M10: 9,814,668 km (0.052 R)
• M11: 11,612,385 km (0.091 R)
• M12: 12,780,296 km (0.098 R)
• M13: 13,908,862 km (0.063 R)
• M14: 27,320,760 km (0.03 R)
• M15: 31,143,883 km (0.051 R)
• M16: 34,448,500 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232

Radius: 9.7

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 8.03 AU - 13.09 AU

Year: 12597 Days

Day: 7.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,373,389 km

• M1: 120,576 km (0.099 R)
• M2: 465,249 km (0.096 R)
• M3: 811,419 km (0.108 R)
• M4: 1,201,420 km (0.107 R)
• M5: 1,504,207 km (0.114 R)
• M6: 2,320,413 km (0.06 R)
• M7: 2,701,438 km (0.107 R)
• M8: 3,637,323 km (0.091 R)
• M9: 4,128,602 km (0.108 R)
• M10: 4,635,589 km (0.116 R)
• M11: 5,583,292 km (0.099 R)
• M12: 6,409,670 km (0.064 R)
• M13: 7,506,522 km (0.102 R)
• M14: 10,545,603 km (0.032 R)
• M15: 13,275,764 km (0.056 R)
• M16: 15,234,150 km (0.1 R)
• M17: 15,927,835 km (0.088 R)
• M18: 17,175,182 km (0.117 R)
• M19: 18,415,797 km (0.113 R)
• M20: 20,161,754 km (0.049 R)
• M21: 21,074,899 km (0.032 R)
• M22: 21,620,183 km (0.094 R)
• M23: 25,880,731 km (0.113 R)
• M24: 30,471,889 km (0.108 R)
• M25: 30,969,003 km (0.053 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880.2

Radius: 7.1

Gravity: 17.46 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 14.56 AU - 18.92 AU

Year: 25142 Days

Day: 17.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,373,389 km

• M1: 88,263 km (0.106 R)
• M2: 358,137 km (0.075 R)
• M3: 688,001 km (0.118 R)
• M4: 1,402,480 km (0.036 R)
• M5: 1,819,559 km (0.085 R)
• M6: 3,154,869 km (0.106 R)
• M7: 5,454,338 km (0.071 R)
• M8: 5,754,880 km (0.088 R)
• M9: 6,388,876 km (0.12 R)
• M10: 7,688,732 km (0.084 R)
• M11: 9,642,929 km (0.077 R)
• M12: 10,868,136 km (0.086 R)
• M13: 12,121,467 km (0.083 R)
• M14: 14,829,487 km (0.097 R)
• M15: 18,389,169 km (0.098 R)
• M16: 21,195,026 km (0.079 R)
• M17: 21,724,453 km (0.095 R)
• M18: 23,142,192 km (0.055 R)
• M19: 25,680,120 km (0.076 R)
• M20: 27,016,179 km (0.116 R)
• M21: 29,301,436 km (0.084 R)
• M22: 34,107,716 km (0.098 R)
• M23: 36,019,128 km (0.091 R)
• M24: 36,470,166 km (0.099 R)
• M25: 37,383,461 km (0.12 R)
• M26: 47,370,764 km (0.103 R)
• M27: 48,275,382 km (0.081 R)
• M28: 51,627,422 km (0.105 R)
• M29: 54,932,787 km (0.074 R)
• M30: 56,132,263 km (0.072 R)
• M31: 62,392,634 km (0.114 R)
• M32: 67,495,866 km (0.078 R)
• M33: 76,773,029 km (0.084 R)
• M34: 84,726,400 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.8

Radius: 4.9

Gravity: 14.28 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 13.09 AU - 20.87 AU

Year: 25685 Days

Day: 20.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,373,389 km

• M1: 69,264 km (0.12 R)
• M2: 282,890 km (0.087 R)
• M3: 456,423 km (0.039 R)
• M4: 639,980 km (0.101 R)
• M5: 873,203 km (0.117 R)
• M6: 1,387,969 km (0.075 R)
• M7: 1,986,361 km (0.097 R)
• M8: 3,673,077 km (0.091 R)
• M9: 4,162,262 km (0.118 R)
• M10: 5,157,835 km (0.097 R)
• M11: 6,260,671 km (0.08 R)
• M12: 6,646,334 km (0.118 R)
• M13: 6,912,020 km (0.066 R)
• M14: 7,093,183 km (0.087 R)
• M15: 7,323,863 km (0.107 R)
• M16: 14,484,664 km (0.118 R)
• M17: 14,931,513 km (0.073 R)
• M18: 18,148,316 km (0.106 R)
• M19: 18,842,899 km (0.114 R)
• M20: 20,562,975 km (0.111 R)
• M21: 33,513,364 km (0.062 R)
• M22: 34,954,440 km (0.086 R)
• M23: 41,727,184 km (0.069 R)
• M24: 43,240,367 km (0.08 R)
• M25: 43,547,342 km (0.113 R)
• M26: 46,858,691 km (0.081 R)
• M27: 47,998,626 km (0.076 R)
• M28: 52,047,642 km (0.07 R)
• M29: 69,465,173 km (0.091 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 20,525 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit