🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.6

Radius: 13.5

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.45 AU - 0.59 AU

Year: 250 Days

Day: 9.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 82,595,279 km

• M1: 167,849 km (0.105 R)
• M2: 613,052 km (0.111 R)
• M3: 1,053,019 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.4

Radius: 10.8

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.7 AU - 0.92 AU

Year: 486 Days

Day: 12.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,595,279 km

• M1: 134,339 km (0.052 R)
• M2: 477,816 km (0.065 R)
• M3: 813,663 km (0.068 R)
• M4: 1,480,869 km (0.119 R)
• M5: 1,820,905 km (0.116 R)
• M6: 2,173,807 km (0.105 R)
• M7: 2,645,339 km (0.112 R)
• M8: 3,030,554 km (0.092 R)
• M9: 3,464,387 km (0.117 R)
• M10: 4,024,781 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.4

Radius: 12.5

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.56 AU - 4 AU

Year: 3961 Days

Day: 10.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,595,279 km

• M1: 165,006 km (0.119 R)
• M2: 638,484 km (0.118 R)
• M3: 1,075,160 km (0.105 R)
• M4: 1,552,377 km (0.086 R)
• M5: 1,961,826 km (0.109 R)
• M6: 2,444,130 km (0.093 R)
• M7: 3,116,572 km (0.115 R)
• M8: 3,548,312 km (0.043 R)
• M9: 4,389,351 km (0.106 R)
• M10: 5,250,586 km (0.071 R)
• M11: 5,895,054 km (0.088 R)
• M12: 6,560,166 km (0.108 R)
• M13: 7,009,109 km (0.096 R)
• M14: 8,480,554 km (0.065 R)
• M15: 8,975,423 km (0.051 R)
• M16: 9,489,442 km (0.111 R)
• M17: 11,652,477 km (0.116 R)
• M18: 12,799,743 km (0.101 R)
• M19: 14,073,420 km (0.06 R)
• M20: 15,881,908 km (0.113 R)
• M21: 20,290,109 km (0.102 R)
• M22: 22,520,164 km (0.09 R)
• M23: 27,627,585 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.2

Radius: 11.4

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.43 AU - 3.55 AU

Year: 4348 Days

Day: 14.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,595,279 km

• M1: 167,998 km (0.058 R)
• M2: 565,031 km (0.102 R)
• M3: 998,715 km (0.118 R)
• M4: 3,971,674 km (0.114 R)
• M5: 7,134,472 km (0.099 R)
• M6: 8,268,723 km (0.11 R)
• M7: 9,319,199 km (0.102 R)
• M8: 10,278,571 km (0.097 R)
• M9: 12,233,067 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301

Radius: 5

Gravity: 12.04 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 9.45 AU - 10.67 AU

Year: 21278 Days

Day: 20.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,595,279 km

• M1: 62,382 km (0.069 R)
• M2: 220,507 km (0.084 R)
• M3: 384,915 km (0.044 R)
• M4: 660,624 km (0.116 R)
• M5: 926,310 km (0.079 R)
• M6: 2,265,959 km (0.045 R)
• M7: 2,802,267 km (0.102 R)
• M8: 2,966,675 km (0.111 R)
• M9: 3,773,756 km (0.111 R)
• M10: 4,182,457 km (0.109 R)
• M11: 5,157,237 km (0.105 R)
• M12: 6,975,300 km (0.112 R)
• M13: 8,876,539 km (0.113 R)
• M14: 10,357,558 km (0.107 R)
• M15: 11,039,874 km (0.075 R)
• M16: 13,597,549 km (0.038 R)
• M17: 14,207,609 km (0.114 R)
• M18: 16,222,094 km (0.091 R)
• M19: 21,525,638 km (0.069 R)
• M20: 24,367,100 km (0.09 R)
• M21: 27,770,750 km (0.085 R)
• M22: 28,203,687 km (0.09 R)
• M23: 34,001,352 km (0.11 R)
• M24: 40,268,605 km (0.079 R)
• M25: 40,545,361 km (0.107 R)
• M26: 44,552,639 km (0.114 R)
• M27: 46,347,964 km (0.103 R)
• M28: 48,973,257 km (0.118 R)
• M29: 49,763,732 km (0.084 R)
• M30: 55,025,986 km (0.085 R)
• M31: 60,285,100 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 753.7

Radius: 7.5

Gravity: 13.4 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 9.36 AU - 10.94 AU

Year: 21564 Days

Day: 22.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 82,595,279 km

• M1: 95,443 km (0.097 R)
• M2: 339,587 km (0.084 R)
• M3: 1,321,548 km (0.067 R)
• M4: 1,753,586 km (0.095 R)
• M5: 3,004,524 km (0.12 R)
• M6: 3,600,372 km (0.1 R)
• M7: 4,105,115 km (0.091 R)
• M8: 8,823,881 km (0.04 R)
• M9: 9,331,915 km (0.064 R)
• M10: 10,592,726 km (0.074 R)
• M11: 10,845,247 km (0.089 R)
• M12: 11,828,105 km (0.082 R)
• M13: 19,471,808 km (0.12 R)
• M14: 20,624,610 km (0.086 R)
• M15: 22,541,856 km (0.087 R)
• M16: 25,466,494 km (0.11 R)
• M17: 26,960,977 km (0.095 R)
• M18: 29,248,927 km (0.11 R)
• M19: 29,497,110 km (0.114 R)
• M20: 31,924,934 km (0.101 R)
• M21: 33,254,709 km (0.104 R)
• M22: 37,029,213 km (0.066 R)
• M23: 38,645,468 km (0.103 R)
• M24: 43,452,796 km (0.034 R)
• M25: 45,748,824 km (0.085 R)
• M26: 55,743,009 km (0.071 R)
• M27: 57,863,409 km (0.099 R)
• M28: 59,042,390 km (0.119 R)
• M29: 65,178,147 km (0.083 R)
• M30: 75,857,340 km (0.032 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 17,866 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit