🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.2

Radius: 11

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.62 AU - 0.88 AU

Year: 433 Days

Day: 6.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 72,610,712 km

• M1: 136,732 km (0.098 R)
• M2: 518,955 km (0.025 R)
• M3: 1,132,157 km (0.065 R)
• M4: 2,600,161 km (0.114 R)
• M5: 3,101,164 km (0.075 R)
• M6: 4,519,800 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.3

Radius: 11.6

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.63 AU - 1.03 AU

Year: 504 Days

Day: 13.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,610,712 km

• M1: 144,512 km (0.114 R)
• M2: 513,869 km (0.045 R)
• M3: 1,110,465 km (0.078 R)
• M4: 1,554,023 km (0.119 R)
• M5: 2,421,541 km (0.087 R)
• M6: 2,854,028 km (0.09 R)
• M7: 3,971,524 km (0.079 R)
• M8: 4,982,207 km (0.118 R)
• M9: 5,394,350 km (0.084 R)
• M10: 6,175,251 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.5

Radius: 10

Gravity: 9.66 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.75 AU - 1.19 AU

Year: 637 Days

Day: 7.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,610,712 km

• M1: 124,316 km (0.063 R)
• M2: 681,418 km (0.085 R)
• M3: 1,218,923 km (0.072 R)
• M4: 1,640,041 km (0.105 R)
• M5: 2,196,845 km (0.101 R)
• M6: 2,972,659 km (0.048 R)
• M7: 3,996,358 km (0.05 R)
• M8: 6,365,539 km (0.111 R)
• M9: 6,854,275 km (0.072 R)
• M10: 7,505,774 km (0.094 R)
• M11: 8,051,507 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.3

Radius: 10.5

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.25 AU - 1.75 AU

Year: 1225 Days

Day: 13.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,610,712 km

• M1: 130,599 km (0.069 R)
• M2: 487,539 km (0.081 R)
• M3: 1,260,811 km (0.098 R)
• M4: 2,344,049 km (0.108 R)
• M5: 2,777,883 km (0.097 R)
• M6: 3,996,956 km (0.074 R)
• M7: 4,486,590 km (0.095 R)
• M8: 4,995,522 km (0.106 R)
• M9: 5,608,125 km (0.102 R)
• M10: 6,059,462 km (0.092 R)
• M11: 6,583,653 km (0.115 R)
• M12: 8,808,921 km (0.106 R)
• M13: 9,233,629 km (0.113 R)
• M14: 10,760,575 km (0.104 R)
• M15: 11,423,293 km (0.068 R)
• M16: 12,336,439 km (0.045 R)
• M17: 12,830,261 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.3

Radius: 10

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.47 AU - 1.73 AU

Year: 1350 Days

Day: 6.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,610,712 km

• M1: 124,316 km (0.113 R)
• M2: 535,112 km (0.087 R)
• M3: 1,013,077 km (0.106 R)
• M4: 1,672,055 km (0.113 R)
• M5: 2,325,648 km (0.111 R)
• M6: 2,932,567 km (0.048 R)
• M7: 4,009,223 km (0.068 R)
• M8: 4,645,612 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520

Radius: 7.5

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 5.7 AU - 8.48 AU

Year: 12589 Days

Day: 23.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 72,610,712 km

• M1: 101,278 km (0.025 R)
• M2: 352,153 km (0.076 R)
• M3: 680,670 km (0.03 R)
• M4: 1,729,651 km (0.089 R)
• M5: 2,798,228 km (0.111 R)
• M6: 3,253,305 km (0.116 R)
• M7: 4,918,329 km (0.09 R)
• M8: 5,376,547 km (0.053 R)
• M9: 5,970,750 km (0.107 R)
• M10: 6,378,105 km (0.113 R)
• M11: 7,043,965 km (0.089 R)
• M12: 7,885,603 km (0.059 R)
• M13: 8,285,628 km (0.095 R)
• M14: 9,369,165 km (0.097 R)
• M15: 11,987,876 km (0.065 R)
• M16: 14,524,607 km (0.109 R)
• M17: 16,593,097 km (0.083 R)
• M18: 17,176,229 km (0.047 R)
• M19: 19,405,088 km (0.075 R)
• M20: 19,970,717 km (0.104 R)
• M21: 20,381,364 km (0.114 R)
• M22: 23,597,568 km (0.112 R)
• M23: 24,241,886 km (0.115 R)
• M24: 27,438,344 km (0.09 R)
• M25: 28,048,254 km (0.117 R)
• M26: 28,459,948 km (0.097 R)
• M27: 29,932,290 km (0.118 R)
• M28: 30,796,068 km (0.032 R)
• M29: 31,124,286 km (0.082 R)
• M30: 32,010,803 km (0.053 R)
• M31: 41,955,920 km (0.111 R)
• M32: 43,447,710 km (0.094 R)
• M33: 46,680,370 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 650.9

Radius: 4.6

Gravity: 30.76 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 8.13 AU - 10.61 AU

Year: 19127 Days

Day: 24.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,610,712 km

• M1: 80,035 km (0.075 R)
• M2: 337,942 km (0.102 R)
• M3: 578,794 km (0.085 R)
• M4: 1,098,198 km (0.086 R)
• M5: 1,288,786 km (0.11 R)
• M6: 1,469,500 km (0.106 R)
• M7: 1,754,484 km (0.114 R)
• M8: 2,055,624 km (0.114 R)
• M9: 2,570,839 km (0.113 R)
• M10: 2,736,295 km (0.111 R)
• M11: 3,702,547 km (0.12 R)
• M12: 4,361,077 km (0.07 R)
• M13: 4,528,627 km (0.079 R)
• M14: 5,471,093 km (0.119 R)
• M15: 6,195,596 km (0.034 R)
• M16: 7,783,876 km (0.119 R)
• M17: 8,334,397 km (0.11 R)
• M18: 10,920,046 km (0.045 R)
• M19: 11,802,075 km (0.109 R)
• M20: 15,885,947 km (0.117 R)
• M21: 23,377,360 km (0.074 R)
• M22: 26,800,608 km (0.087 R)
• M23: 27,820,267 km (0.083 R)
• M24: 29,338,536 km (0.118 R)
• M25: 39,914,657 km (0.087 R)
• M26: 46,852,258 km (0.046 R)
• M27: 51,032,920 km (0.102 R)
• M28: 62,656,525 km (0.081 R)
• M29: 64,047,486 km (0.105 R)
• M30: 66,274,849 km (0.044 R)
• M31: 71,527,828 km (0.053 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: 334 - 11,005 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit