🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.1

Radius: 15

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.62 AU - 0.76 AU

Year: 389 Days

Day: 12.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 23,460,375 km

• M1: 186,549 km (0.119 R)
• M2: 666,907 km (0.115 R)
• M3: 1,188,405 km (0.06 R)
• M4: 1,697,038 km (0.074 R)
• M5: 2,380,551 km (0.111 R)
• M6: 2,910,875 km (0.091 R)
• M7: 3,787,668 km (0.083 R)
• M8: 4,616,740 km (0.118 R)
• M9: 5,323,739 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.8

Radius: 14.2

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.08 AU - 1.1 AU

Year: 772 Days

Day: 5.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 23,460,375 km

• M1: 176,825 km (0.066 R)
• M2: 631,153 km (0.084 R)
• M3: 1,112,559 km (0.094 R)
• M4: 1,895,255 km (0.055 R)
• M5: 2,412,714 km (0.036 R)
• M6: 3,113,132 km (0.1 R)
• M7: 3,768,670 km (0.083 R)
• M8: 4,383,966 km (0.111 R)
• M9: 5,489,643 km (0.077 R)
• M10: 5,977,033 km (0.068 R)
• M11: 6,686,576 km (0.111 R)
• M12: 7,783,428 km (0.113 R)
• M13: 8,349,955 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.9

Radius: 12.4

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.13 AU - 1.43 AU

Year: 982 Days

Day: 13.2 Hours

Environment

Temp: -178 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,460,375 km

• M1: 154,235 km (0.06 R)
• M2: 564,732 km (0.03 R)
• M3: 954,734 km (0.082 R)
• M4: 1,742,366 km (0.091 R)
• M5: 2,172,460 km (0.038 R)
• M6: 2,565,454 km (0.108 R)
• M7: 3,086,802 km (0.118 R)
• M8: 3,678,462 km (0.102 R)
• M9: 4,327,717 km (0.105 R)
• M10: 4,826,476 km (0.116 R)
• M11: 5,443,567 km (0.097 R)
• M12: 6,091,027 km (0.095 R)
• M13: 6,930,421 km (0.096 R)
• M14: 7,565,314 km (0.039 R)
• M15: 8,672,637 km (0.1 R)
• M16: 9,121,880 km (0.104 R)
• M17: 9,765,001 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.6

Radius: 8.5

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.77 AU - 2.65 AU

Year: 2228 Days

Day: 9.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,460,375 km

• M1: 112,498 km (0.11 R)
• M2: 389,852 km (0.086 R)
• M3: 656,136 km (0.079 R)
• M4: 949,946 km (0.052 R)
• M5: 1,256,173 km (0.086 R)
• M6: 1,656,198 km (0.052 R)
• M7: 2,549,148 km (0.07 R)
• M8: 3,195,261 km (0.104 R)
• M9: 3,479,646 km (0.063 R)
• M10: 4,221,353 km (0.109 R)
• M11: 4,887,662 km (0.09 R)
• M12: 5,348,872 km (0.077 R)
• M13: 5,729,748 km (0.111 R)
• M14: 6,083,397 km (0.115 R)
• M15: 7,106,796 km (0.101 R)
• M16: 8,606,216 km (0.107 R)
• M17: 10,500,275 km (0.102 R)
• M18: 11,406,090 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.8

Radius: 10.3

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.03 AU - 3.25 AU

Year: 3774 Days

Day: 14.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 23,460,375 km

• M1: 133,591 km (0.036 R)
• M2: 525,238 km (0.059 R)
• M3: 1,226,104 km (0.108 R)
• M4: 1,559,109 km (0.053 R)
• M5: 1,973,046 km (0.077 R)
• M6: 2,507,260 km (0.101 R)
• M7: 4,314,702 km (0.055 R)
• M8: 5,580,300 km (0.083 R)
• M9: 6,243,318 km (0.084 R)
• M10: 7,298,282 km (0.061 R)
• M11: 7,829,504 km (0.078 R)
• M12: 8,171,036 km (0.095 R)
• M13: 8,688,345 km (0.115 R)
• M14: 9,256,368 km (0.098 R)
• M15: 9,848,925 km (0.119 R)
• M16: 10,625,039 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.2

Radius: 9

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.6 AU - 3.9 AU

Year: 3974 Days

Day: 14.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,460,375 km

• M1: 111,899 km (0.092 R)
• M2: 452,085 km (0.054 R)
• M3: 838,795 km (0.052 R)
• M4: 1,119,890 km (0.107 R)
• M5: 1,856,360 km (0.119 R)
• M6: 2,346,293 km (0.097 R)
• M7: 2,832,785 km (0.085 R)
• M8: 3,212,315 km (0.109 R)
• M9: 3,666,793 km (0.036 R)
• M10: 4,753,921 km (0.106 R)
• M11: 5,728,850 km (0.083 R)
• M12: 6,278,623 km (0.062 R)
• M13: 7,087,349 km (0.1 R)
• M14: 7,824,567 km (0.095 R)
• M15: 8,538,298 km (0.068 R)
• M16: 9,024,940 km (0.08 R)
• M17: 13,015,015 km (0.081 R)
• M18: 13,559,401 km (0.089 R)
• M19: 17,091,706 km (0.107 R)
• M20: 19,610,336 km (0.081 R)
• M21: 23,291,491 km (0.06 R)
• M22: 25,066,170 km (0.12 R)
• M23: 25,600,384 km (0.032 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.1

Radius: 10.6

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.91 AU - 4.31 AU

Year: 4652 Days

Day: 5.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 23,460,375 km

• M1: 131,796 km (0.099 R)
• M2: 4,730,733 km (0.075 R)
• M3: 5,909,714 km (0.075 R)
• M4: 12,120,868 km (0.088 R)
• M5: 15,073,781 km (0.107 R)
• M6: 15,921,402 km (0.071 R)
• M7: 17,480,810 km (0.069 R)
• M8: 18,179,283 km (0.076 R)
• M9: 19,017,629 km (0.12 R)
• M10: 23,320,662 km (0.041 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 20,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit