🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.4

Radius: 10.4

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.93 AU - 1.25 AU

Year: 735 Days

Day: 10 Hours

Environment

Temp: -153 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,381,485 km

• M1: 129,552 km (0.032 R)
• M2: 455,077 km (0.114 R)
• M3: 1,145,471 km (0.09 R)
• M4: 1,623,735 km (0.089 R)
• M5: 2,027,350 km (0.072 R)
• M6: 2,804,362 km (0.061 R)
• M7: 3,436,712 km (0.085 R)
• M8: 3,867,554 km (0.093 R)
• M9: 4,320,835 km (0.046 R)
• M10: 5,059,849 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.1

Radius: 11.8

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.96 AU - 1.28 AU

Year: 765 Days

Day: 9.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,381,485 km

• M1: 146,756 km (0.043 R)
• M2: 587,770 km (0.095 R)
• M3: 1,103,434 km (0.11 R)
• M4: 1,489,396 km (0.091 R)
• M5: 2,182,633 km (0.092 R)
• M6: 2,706,076 km (0.097 R)
• M7: 3,312,396 km (0.064 R)
• M8: 4,093,895 km (0.116 R)
• M9: 4,466,992 km (0.079 R)
• M10: 5,316,858 km (0.117 R)
• M11: 5,835,813 km (0.085 R)
• M12: 6,251,994 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.2

Radius: 13.4

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.6 AU - 2.62 AU

Year: 1979 Days

Day: 6.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,381,485 km

• M1: 168,447 km (0.113 R)
• M2: 596,596 km (0.118 R)
• M3: 1,144,125 km (0.119 R)
• M4: 1,779,167 km (0.115 R)
• M5: 2,198,939 km (0.108 R)
• M6: 2,788,804 km (0.103 R)
• M7: 3,751,316 km (0.115 R)
• M8: 5,058,652 km (0.069 R)
• M9: 7,297,683 km (0.063 R)
• M10: 7,894,130 km (0.087 R)
• M11: 8,458,563 km (0.052 R)
• M12: 9,845,485 km (0.045 R)
• M13: 10,876,364 km (0.104 R)
• M14: 11,418,207 km (0.101 R)
• M15: 11,856,529 km (0.111 R)
• M16: 12,514,161 km (0.055 R)
• M17: 15,104,448 km (0.089 R)
• M18: 16,075,189 km (0.089 R)
• M19: 17,087,069 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.4

Radius: 11.4

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.63 AU - 2.69 AU

Year: 2050 Days

Day: 5.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,381,485 km

• M1: 141,819 km (0.11 R)
• M2: 604,076 km (0.105 R)
• M3: 1,166,265 km (0.075 R)
• M4: 2,037,673 km (0.11 R)
• M5: 2,908,931 km (0.086 R)
• M6: 3,266,619 km (0.094 R)
• M7: 5,353,659 km (0.051 R)
• M8: 6,231,798 km (0.06 R)
• M9: 7,087,498 km (0.072 R)
• M10: 8,597,539 km (0.028 R)
• M11: 10,536,627 km (0.049 R)
• M12: 11,709,325 km (0.097 R)
• M13: 12,327,463 km (0.081 R)
• M14: 12,967,143 km (0.08 R)
• M15: 13,718,873 km (0.113 R)
• M16: 14,128,472 km (0.104 R)
• M17: 16,148,791 km (0.042 R)
• M18: 17,228,140 km (0.109 R)
• M19: 18,300,158 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 816.4

Radius: 4.8

Gravity: 35.43 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 5.65 AU - 8.87 AU

Year: 12630 Days

Day: 20.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 171.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 59,381,485 km

• M1: 59,690 km (0.115 R)
• M2: 447,597 km (0.101 R)
• M3: 632,949 km (0.072 R)
• M4: 1,090,419 km (0.067 R)
• M5: 1,432,998 km (0.029 R)
• M6: 2,210,907 km (0.065 R)
• M7: 2,850,587 km (0.115 R)
• M8: 3,213,063 km (0.056 R)
• M9: 3,942,353 km (0.044 R)
• M10: 4,776,211 km (0.052 R)
• M11: 5,647,619 km (0.042 R)
• M12: 6,101,499 km (0.065 R)
• M13: 6,377,208 km (0.031 R)
• M14: 7,564,267 km (0.074 R)
• M15: 8,209,782 km (0.113 R)
• M16: 8,891,349 km (0.068 R)
• M17: 9,768,741 km (0.055 R)
• M18: 14,542,559 km (0.103 R)
• M19: 15,830,297 km (0.094 R)
• M20: 16,653,534 km (0.088 R)
• M21: 18,303,898 km (0.078 R)
• M22: 19,547,505 km (0.056 R)
• M23: 19,974,158 km (0.116 R)
• M24: 20,581,974 km (0.09 R)
• M25: 24,293,797 km (0.064 R)
• M26: 29,418,870 km (0.097 R)
• M27: 30,775,424 km (0.117 R)
• M28: 31,005,505 km (0.088 R)
• M29: 32,887,596 km (0.084 R)
• M30: 41,879,774 km (0.109 R)
• M31: 44,762,824 km (0.118 R)
• M32: 55,042,592 km (0.088 R)
• M33: 55,211,937 km (0.1 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 16,695 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit