🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722

Radius: 9.2

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.73 AU - 0.93 AU

Year: 504 Days

Day: 12.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 23,710,627 km

• M1: 114,442 km (0.081 R)
• M2: 432,637 km (0.063 R)
• M3: 806,931 km (0.076 R)
• M4: 1,150,557 km (0.08 R)
• M5: 1,444,667 km (0.112 R)
• M6: 1,774,081 km (0.105 R)
• M7: 2,766,065 km (0.096 R)
• M8: 3,055,537 km (0.072 R)
• M9: 3,553,398 km (0.067 R)
• M10: 4,320,237 km (0.106 R)
• M11: 4,634,841 km (0.091 R)
• M12: 5,078,100 km (0.049 R)
• M13: 5,742,464 km (0.074 R)
• M14: 6,216,839 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.1

Radius: 13.9

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.88 AU - 1.26 AU

Year: 738 Days

Day: 12.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 23,710,627 km

• M1: 172,935 km (0.039 R)
• M2: 703,110 km (0.03 R)
• M3: 1,202,168 km (0.102 R)
• M4: 1,658,741 km (0.104 R)
• M5: 2,104,543 km (0.084 R)
• M6: 3,116,572 km (0.091 R)
• M7: 3,836,886 km (0.106 R)
• M8: 4,285,381 km (0.114 R)
• M9: 4,838,594 km (0.118 R)
• M10: 6,213,248 km (0.078 R)
• M11: 6,991,756 km (0.116 R)
• M12: 9,251,432 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815.7

Radius: 8.5

Gravity: 11.29 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.97 AU - 1.23 AU

Year: 769 Days

Day: 11.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,710,627 km

• M1: 106,364 km (0.052 R)
• M2: 378,931 km (0.111 R)
• M3: 700,268 km (0.076 R)
• M4: 1,067,082 km (0.058 R)
• M5: 1,726,808 km (0.099 R)
• M6: 2,344,947 km (0.076 R)
• M7: 2,741,231 km (0.072 R)
• M8: 3,468,277 km (0.091 R)
• M9: 3,877,278 km (0.073 R)
• M10: 4,334,449 km (0.031 R)
• M11: 4,670,296 km (0.089 R)
• M12: 4,987,443 km (0.063 R)
• M13: 5,337,802 km (0.093 R)
• M14: 5,863,788 km (0.116 R)
• M15: 6,640,350 km (0.102 R)
• M16: 6,996,842 km (0.042 R)
• M17: 9,108,715 km (0.052 R)

Asteroid Belt

Center: 1.82 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800

Radius: 10

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.29 AU - 2.77 AU

Year: 2684 Days

Day: 10.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 23,710,627 km

• M1: 124,316 km (0.061 R)
• M2: 470,485 km (0.027 R)
• M3: 783,145 km (0.116 R)
• M4: 1,531,882 km (0.113 R)
• M5: 2,001,470 km (0.075 R)
• M6: 2,926,434 km (0.081 R)
• M7: 3,503,881 km (0.086 R)
• M8: 6,630,926 km (0.1 R)
• M9: 7,254,450 km (0.11 R)
• M10: 8,515,709 km (0.097 R)
• M11: 8,896,585 km (0.111 R)
• M12: 9,361,236 km (0.036 R)
• M13: 9,917,591 km (0.105 R)
• M14: 13,403,072 km (0.088 R)
• M15: 13,871,762 km (0.11 R)
• M16: 14,351,223 km (0.1 R)
• M17: 17,134,192 km (0.041 R)
• M18: 18,884,786 km (0.108 R)
• M19: 20,258,394 km (0.114 R)
• M20: 20,813,701 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.2

Radius: 13.2

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.88 AU - 4.62 AU

Year: 4843 Days

Day: 7.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 23,710,627 km

• M1: 164,258 km (0.103 R)
• M2: 591,061 km (0.12 R)
• M3: 1,106,276 km (0.045 R)
• M4: 1,900,491 km (0.074 R)
• M5: 2,382,645 km (0.044 R)
• M6: 2,980,588 km (0.038 R)
• M7: 3,483,985 km (0.072 R)
• M8: 4,780,699 km (0.086 R)
• M9: 5,579,103 km (0.066 R)
• M10: 6,348,934 km (0.028 R)
• M11: 6,910,823 km (0.063 R)
• M12: 8,134,833 km (0.112 R)
• M13: 9,842,792 km (0.112 R)
• M14: 10,274,831 km (0.089 R)
• M15: 10,884,591 km (0.09 R)
• M16: 12,087,508 km (0.07 R)
• M17: 14,453,249 km (0.08 R)
• M18: 15,533,495 km (0.114 R)
• M19: 18,321,550 km (0.108 R)
• M20: 20,146,196 km (0.091 R)
• M21: 20,844,668 km (0.096 R)
• M22: 21,428,100 km (0.093 R)
• M23: 22,559,808 km (0.043 R)
• M24: 23,105,990 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287

Radius: 13.4

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.75 AU - 4.29 AU

Year: 5375 Days

Day: 7.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,710,627 km

• M1: 166,951 km (0.11 R)
• M2: 630,106 km (0.066 R)
• M3: 1,311,525 km (0.066 R)
• M4: 1,777,522 km (0.03 R)
• M5: 2,595,523 km (0.093 R)
• M6: 3,554,146 km (0.08 R)
• M7: 4,257,256 km (0.113 R)
• M8: 8,772,569 km (0.063 R)
• M9: 11,425,687 km (0.111 R)
• M10: 13,006,039 km (0.104 R)
• M11: 14,021,808 km (0.116 R)
• M12: 15,404,691 km (0.104 R)
• M13: 19,043,360 km (0.087 R)
• M14: 20,162,053 km (0.088 R)
• M15: 23,080,707 km (0.104 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 14,438 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit