🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.2

Radius: 11.4

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.63 AU - 1.01 AU

Year: 487 Days

Day: 7 Hours

Environment

Temp: -147 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,873,203 km

• M1: 141,819 km (0.099 R)
• M2: 537,505 km (0.118 R)
• M3: 1,383,930 km (0.066 R)
• M4: 1,982,471 km (0.075 R)
• M5: 2,400,896 km (0.102 R)
• M6: 2,900,553 km (0.099 R)
• M7: 3,622,213 km (0.094 R)
• M8: 4,750,780 km (0.036 R)
• M9: 5,136,443 km (0.086 R)
• M10: 5,525,697 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.9

Radius: 14.5

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.34 AU - 1.34 AU

Year: 1018 Days

Day: 6.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,873,203 km

• M1: 180,415 km (0.106 R)
• M2: 656,884 km (0.102 R)
• M3: 1,114,355 km (0.041 R)
• M4: 1,761,665 km (0.037 R)
• M5: 2,443,232 km (0.03 R)
• M6: 2,918,056 km (0.109 R)
• M7: 3,573,145 km (0.106 R)
• M8: 4,173,332 km (0.111 R)
• M9: 4,658,328 km (0.108 R)
• M10: 5,639,541 km (0.113 R)
• M11: 7,109,190 km (0.058 R)
• M12: 8,655,284 km (0.118 R)
• M13: 9,332,962 km (0.105 R)
• M14: 9,864,184 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.7

Radius: 10.1

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.34 AU - 1.66 AU

Year: 1205 Days

Day: 13.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 76,873,203 km

• M1: 216,618 km (0.06 R)
• M2: 1,157,738 km (0.072 R)
• M3: 1,858,454 km (0.115 R)
• M4: 2,403,439 km (0.102 R)
• M5: 2,749,310 km (0.076 R)
• M6: 3,172,971 km (0.104 R)
• M7: 4,726,395 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.2

Radius: 12.6

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.57 AU - 1.79 AU

Year: 1428 Days

Day: 14.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,873,203 km

• M1: 156,779 km (0.113 R)
• M2: 645,066 km (0.116 R)
• M3: 1,124,078 km (0.097 R)
• M4: 1,645,577 km (0.097 R)
• M5: 2,038,121 km (0.114 R)
• M6: 2,445,776 km (0.109 R)
• M7: 2,963,235 km (0.117 R)
• M8: 3,368,495 km (0.105 R)
• M9: 4,185,599 km (0.111 R)
• M10: 4,852,805 km (0.045 R)
• M11: 5,654,500 km (0.092 R)
• M12: 7,133,874 km (0.062 R)
• M13: 9,064,883 km (0.093 R)
• M14: 10,022,908 km (0.096 R)
• M15: 10,743,072 km (0.09 R)
• M16: 11,815,838 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.6

Radius: 9.1

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.69 AU - 2.07 AU

Year: 1691 Days

Day: 9.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,873,203 km

• M1: 113,246 km (0.12 R)
• M2: 411,693 km (0.068 R)
• M3: 1,434,494 km (0.098 R)
• M4: 1,741,020 km (0.094 R)
• M5: 2,059,663 km (0.081 R)
• M6: 4,061,283 km (0.119 R)
• M7: 4,796,407 km (0.062 R)
• M8: 5,471,093 km (0.075 R)
• M9: 5,831,475 km (0.094 R)
• M10: 6,766,312 km (0.08 R)
• M11: 8,255,110 km (0.107 R)
• M12: 8,844,376 km (0.118 R)
• M13: 10,392,564 km (0.028 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.4

Radius: 9

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.9 AU - 5.24 AU

Year: 6409 Days

Day: 14.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 76,873,203 km

• M1: 112,198 km (0.074 R)
• M2: 408,402 km (0.11 R)
• M3: 967,898 km (0.107 R)
• M4: 1,694,794 km (0.092 R)
• M5: 2,450,563 km (0.106 R)
• M6: 2,802,567 km (0.082 R)
• M7: 3,742,340 km (0.094 R)
• M8: 4,260,248 km (0.094 R)
• M9: 4,825,279 km (0.083 R)
• M10: 5,295,316 km (0.115 R)
• M11: 5,645,375 km (0.101 R)
• M12: 6,424,331 km (0.032 R)
• M13: 8,272,014 km (0.062 R)
• M14: 10,047,442 km (0.057 R)
• M15: 10,861,254 km (0.099 R)
• M16: 11,914,722 km (0.095 R)
• M17: 12,619,628 km (0.095 R)
• M18: 13,405,615 km (0.104 R)
• M19: 14,335,216 km (0.112 R)
• M20: 14,787,301 km (0.087 R)
• M21: 15,248,960 km (0.114 R)
• M22: 16,878,081 km (0.03 R)
• M23: 17,255,217 km (0.048 R)
• M24: 23,377,061 km (0.112 R)
• M25: 24,722,095 km (0.1 R)
• M26: 26,369,467 km (0.107 R)
• M27: 27,565,352 km (0.058 R)
• M28: 29,426,500 km (0.113 R)
• M29: 30,434,191 km (0.109 R)
• M30: 32,036,384 km (0.049 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.4

Radius: 13.9

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.86 AU - 5.86 AU

Year: 8141 Days

Day: 13.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,873,203 km

• M1: 172,935 km (0.091 R)
• M2: 616,792 km (0.109 R)
• M3: 1,141,282 km (0.098 R)
• M4: 1,841,251 km (0.076 R)
• M5: 2,473,601 km (0.039 R)
• M6: 3,081,417 km (0.106 R)
• M7: 3,561,028 km (0.034 R)
• M8: 4,697,074 km (0.069 R)
• M9: 5,204,061 km (0.073 R)
• M10: 6,150,268 km (0.11 R)
• M11: 6,665,034 km (0.056 R)
• M12: 7,407,189 km (0.113 R)
• M13: 7,990,770 km (0.059 R)
• M14: 9,604,782 km (0.072 R)
• M15: 11,427,183 km (0.052 R)
• M16: 12,254,758 km (0.033 R)
• M17: 16,540,438 km (0.112 R)
• M18: 17,902,078 km (0.12 R)
• M19: 18,892,565 km (0.061 R)
• M20: 19,401,348 km (0.112 R)
• M21: 20,050,154 km (0.049 R)
• M22: 21,391,149 km (0.12 R)
• M23: 24,401,058 km (0.051 R)
• M24: 24,928,840 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.5

Radius: 7

Gravity: 12.48 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 10.02 AU - 10.46 AU

Year: 21496 Days

Day: 15.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,873,203 km

• M1: 115,639 km (0.114 R)
• M2: 589,116 km (0.106 R)
• M3: 808,427 km (0.073 R)
• M4: 1,330,523 km (0.071 R)
• M5: 1,883,288 km (0.08 R)
• M6: 3,295,342 km (0.092 R)
• M7: 12,654,484 km (0.043 R)
• M8: 17,688,003 km (0.037 R)
• M9: 18,035,370 km (0.117 R)
• M10: 19,470,612 km (0.078 R)
• M11: 21,369,757 km (0.056 R)
• M12: 22,465,112 km (0.083 R)
• M13: 29,227,684 km (0.096 R)
• M14: 31,709,961 km (0.093 R)
• M15: 32,871,439 km (0.102 R)
• M16: 38,668,955 km (0.07 R)
• M17: 39,697,141 km (0.098 R)
• M18: 51,351,563 km (0.073 R)
• M19: 51,881,290 km (0.088 R)
• M20: 53,131,479 km (0.066 R)
• M21: 53,854,785 km (0.075 R)
• M22: 55,877,797 km (0.086 R)
• M23: 59,490,436 km (0.109 R)
• M24: 72,357,498 km (0.115 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 17,480 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit