🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.6

Radius: 10.9

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.56 AU - 0.8 AU

Year: 362 Days

Day: 12.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 42,723,791 km

• M1: 135,835 km (0.103 R)
• M2: 614,548 km (0.117 R)
• M3: 1,020,407 km (0.117 R)
• M4: 1,423,573 km (0.116 R)
• M5: 2,256,534 km (0.097 R)
• M6: 3,419,807 km (0.06 R)
• M7: 4,146,404 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.5

Radius: 12.3

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.91 AU - 1.05 AU

Year: 626 Days

Day: 10.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,723,791 km

• M1: 153,039 km (0.09 R)
• M2: 641,176 km (0.071 R)
• M3: 1,303,297 km (0.064 R)
• M4: 2,299,170 km (0.068 R)
• M5: 2,955,904 km (0.075 R)
• M6: 3,538,139 km (0.074 R)
• M7: 4,546,429 km (0.071 R)
• M8: 4,933,887 km (0.115 R)
• M9: 6,333,675 km (0.103 R)
• M10: 7,015,093 km (0.061 R)
• M11: 8,104,016 km (0.075 R)
• M12: 8,574,950 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.2

Radius: 12.3

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.65 AU - 3.01 AU

Year: 3074 Days

Day: 12.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,723,791 km

• M1: 153,637 km (0.078 R)
• M2: 578,196 km (0.065 R)
• M3: 1,166,714 km (0.059 R)
• M4: 1,647,372 km (0.093 R)
• M5: 4,215,369 km (0.088 R)
• M6: 4,838,145 km (0.063 R)
• M7: 5,521,657 km (0.118 R)
• M8: 6,324,400 km (0.074 R)
• M9: 8,029,516 km (0.094 R)
• M10: 10,529,446 km (0.101 R)
• M11: 11,341,763 km (0.059 R)
• M12: 13,650,207 km (0.093 R)
• M13: 16,415,674 km (0.1 R)
• M14: 19,296,031 km (0.041 R)
• M15: 21,393,842 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398

Radius: 9.9

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.26 AU - 4.26 AU

Year: 4708 Days

Day: 13.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,723,791 km

• M1: 124,765 km (0.096 R)
• M2: 607,667 km (0.032 R)
• M3: 1,036,564 km (0.101 R)
• M4: 1,518,867 km (0.105 R)
• M5: 1,920,089 km (0.03 R)
• M6: 2,904,592 km (0.109 R)
• M7: 3,298,783 km (0.087 R)
• M8: 4,559,444 km (0.086 R)
• M9: 4,993,876 km (0.115 R)
• M10: 5,482,313 km (0.081 R)
• M11: 6,797,727 km (0.065 R)
• M12: 8,277,250 km (0.105 R)
• M13: 8,742,051 km (0.118 R)
• M14: 11,202,936 km (0.088 R)
• M15: 14,294,525 km (0.087 R)
• M16: 14,807,945 km (0.071 R)
• M17: 17,561,593 km (0.1 R)
• M18: 18,936,248 km (0.114 R)
• M19: 22,788,244 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.9

Radius: 11.2

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.33 AU - 4.87 AU

Year: 5360 Days

Day: 7.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,723,791 km

• M1: 146,756 km (0.098 R)
• M2: 583,731 km (0.119 R)
• M3: 994,377 km (0.038 R)
• M4: 1,345,932 km (0.12 R)
• M5: 1,782,459 km (0.088 R)
• M6: 2,140,746 km (0.111 R)
• M7: 2,706,375 km (0.106 R)
• M8: 3,064,512 km (0.075 R)
• M9: 3,900,914 km (0.119 R)
• M10: 4,487,487 km (0.066 R)
• M11: 6,639,453 km (0.096 R)
• M12: 10,279,917 km (0.095 R)
• M13: 11,352,234 km (0.094 R)
• M14: 12,040,684 km (0.074 R)
• M15: 12,549,167 km (0.104 R)
• M16: 13,609,217 km (0.058 R)
• M17: 14,217,333 km (0.116 R)
• M18: 14,785,655 km (0.09 R)
• M19: 17,923,321 km (0.119 R)
• M20: 18,452,748 km (0.109 R)
• M21: 20,460,202 km (0.112 R)
• M22: 22,456,436 km (0.082 R)
• M23: 23,777,983 km (0.055 R)
• M24: 27,264,511 km (0.102 R)
• M25: 28,409,384 km (0.11 R)
• M26: 28,858,028 km (0.099 R)
• M27: 31,363,343 km (0.075 R)
• M28: 32,327,053 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 500.2

Radius: 6.1

Gravity: 13.44 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.17 AU - 7.13 AU

Year: 9848 Days

Day: 21.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 42,723,791 km

• M1: 75,996 km (0.09 R)
• M2: 267,481 km (0.102 R)
• M3: 561,590 km (0.114 R)
• M4: 1,083,986 km (0.066 R)
• M5: 1,383,631 km (0.082 R)
• M6: 1,722,619 km (0.088 R)
• M7: 2,253,692 km (0.087 R)
• M8: 2,471,955 km (0.094 R)
• M9: 3,419,508 km (0.092 R)
• M10: 3,962,100 km (0.114 R)
• M11: 4,503,644 km (0.086 R)
• M12: 4,792,368 km (0.12 R)
• M13: 5,001,805 km (0.109 R)
• M14: 5,833,569 km (0.09 R)
• M15: 6,107,183 km (0.114 R)
• M16: 6,979,638 km (0.117 R)
• M17: 7,565,464 km (0.036 R)
• M18: 8,311,209 km (0.104 R)
• M19: 8,834,801 km (0.062 R)
• M20: 9,520,109 km (0.065 R)
• M21: 10,240,124 km (0.085 R)
• M22: 10,995,743 km (0.06 R)
• M23: 13,783,649 km (0.084 R)
• M24: 15,147,383 km (0.074 R)
• M25: 15,534,392 km (0.113 R)
• M26: 15,927,835 km (0.098 R)
• M27: 17,639,534 km (0.106 R)
• M28: 18,357,304 km (0.04 R)
• M29: 19,319,368 km (0.106 R)
• M30: 22,573,272 km (0.117 R)
• M31: 24,549,609 km (0.064 R)
• M32: 25,083,524 km (0.076 R)
• M33: 37,221,446 km (0.031 R)
• M34: 41,834,446 km (0.099 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: 414 - 11,889 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit