🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.2

Radius: 9.6

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.21 AU - 1.33 AU

Year: 1006 Days

Day: 5.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,465,450 km

• M1: 120,875 km (0.065 R)
• M2: 452,085 km (0.042 R)
• M3: 834,607 km (0.1 R)
• M4: 1,182,721 km (0.087 R)
• M5: 1,723,966 km (0.044 R)
• M6: 2,164,980 km (0.115 R)
• M7: 2,850,139 km (0.117 R)
• M8: 3,659,613 km (0.07 R)
• M9: 4,254,115 km (0.086 R)
• M10: 5,507,296 km (0.101 R)
• M11: 6,052,580 km (0.095 R)
• M12: 6,758,233 km (0.069 R)
• M13: 7,744,831 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 552.5

Radius: 10.9

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.79 AU - 2.33 AU

Year: 2078 Days

Day: 6.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,465,450 km

• M1: 135,536 km (0.101 R)
• M2: 518,057 km (0.114 R)
• M3: 967,150 km (0.057 R)
• M4: 1,819,858 km (0.086 R)
• M5: 2,355,718 km (0.104 R)
• M6: 2,994,501 km (0.063 R)
• M7: 4,016,104 km (0.104 R)
• M8: 4,658,478 km (0.045 R)
• M9: 5,481,565 km (0.101 R)
• M10: 6,247,656 km (0.079 R)
• M11: 6,709,016 km (0.1 R)
• M12: 7,220,640 km (0.074 R)
• M13: 8,536,952 km (0.08 R)
• M14: 8,913,490 km (0.104 R)
• M15: 9,466,104 km (0.12 R)
• M16: 10,249,848 km (0.026 R)
• M17: 10,820,115 km (0.114 R)
• M18: 11,792,052 km (0.07 R)
• M19: 12,739,904 km (0.113 R)
• M20: 13,737,872 km (0.099 R)
• M21: 14,519,969 km (0.043 R)
• M22: 15,102,952 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.9

Radius: 13.6

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.59 AU - 3.95 AU

Year: 5145 Days

Day: 9.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,465,450 km

• M1: 171,439 km (0.071 R)
• M2: 1,183,618 km (0.057 R)
• M3: 1,782,159 km (0.109 R)
• M4: 2,579,366 km (0.081 R)
• M5: 3,391,683 km (0.089 R)
• M6: 4,646,809 km (0.118 R)
• M7: 5,761,762 km (0.11 R)
• M8: 8,400,369 km (0.091 R)
• M9: 8,955,078 km (0.09 R)
• M10: 13,337,099 km (0.104 R)
• M11: 19,044,108 km (0.092 R)
• M12: 25,210,233 km (0.116 R)
• M13: 26,873,612 km (0.114 R)

Asteroid Belt

Center: 4.32 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775.8

Radius: 12.7

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.82 AU - 5.9 AU

Year: 7531 Days

Day: 6.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,465,450 km

• M1: 157,975 km (0.101 R)
• M2: 659,278 km (0.111 R)
• M3: 1,162,824 km (0.093 R)
• M4: 1,706,912 km (0.051 R)
• M5: 2,454,602 km (0.098 R)
• M6: 2,956,204 km (0.063 R)
• M7: 3,862,467 km (0.103 R)
• M8: 5,401,231 km (0.077 R)
• M9: 6,361,350 km (0.052 R)
• M10: 7,549,457 km (0.104 R)
• M11: 8,321,980 km (0.063 R)
• M12: 9,601,939 km (0.113 R)
• M13: 10,216,637 km (0.077 R)
• M14: 11,949,130 km (0.119 R)
• M15: 17,959,823 km (0.118 R)
• M16: 19,261,923 km (0.062 R)
• M17: 21,650,402 km (0.075 R)
• M18: 26,272,378 km (0.107 R)
• M19: 29,202,851 km (0.119 R)
• M20: 29,695,177 km (0.104 R)
• M21: 30,797,714 km (0.075 R)
• M22: 33,084,317 km (0.104 R)
• M23: 34,378,189 km (0.111 R)
• M24: 35,705,571 km (0.118 R)
• M25: 38,698,426 km (0.052 R)
• M26: 39,173,250 km (0.105 R)
• M27: 41,234,708 km (0.065 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834.6

Radius: 6.2

Gravity: 21.71 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.74 AU - 7.62 AU

Year: 12136 Days

Day: 16.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 40,465,450 km

• M1: 82,428 km (0.031 R)
• M2: 324,478 km (0.067 R)
• M3: 794,065 km (0.067 R)
• M4: 1,234,781 km (0.114 R)
• M5: 1,878,052 km (0.109 R)
• M6: 2,343,301 km (0.092 R)
• M7: 2,746,168 km (0.112 R)
• M8: 3,144,697 km (0.107 R)
• M9: 3,608,001 km (0.072 R)
• M10: 4,605,969 km (0.108 R)
• M11: 4,799,548 km (0.097 R)
• M12: 6,001,567 km (0.084 R)
• M13: 6,962,734 km (0.087 R)
• M14: 8,022,635 km (0.114 R)
• M15: 8,494,616 km (0.073 R)
• M16: 10,849,885 km (0.115 R)
• M17: 12,084,965 km (0.089 R)
• M18: 12,704,898 km (0.098 R)
• M19: 13,674,143 km (0.099 R)
• M20: 13,940,726 km (0.091 R)
• M21: 14,142,983 km (0.086 R)
• M22: 15,254,794 km (0.049 R)
• M23: 18,046,889 km (0.1 R)
• M24: 18,529,641 km (0.104 R)
• M25: 19,269,851 km (0.082 R)
• M26: 26,427,511 km (0.062 R)
• M27: 27,470,208 km (0.116 R)
• M28: 29,972,233 km (0.089 R)
• M29: 35,049,884 km (0.091 R)
• M30: 37,987,687 km (0.072 R)
• M31: 38,647,413 km (0.083 R)
• M32: 40,672,220 km (0.105 R)
• M33: 45,079,074 km (0.095 R)
• M34: 45,967,237 km (0.096 R)
• M35: 46,565,778 km (0.074 R)
• M36: 48,701,587 km (0.11 R)
• M37: 53,167,682 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 215.3

Radius: 6.7

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.64 AU - 8.94 AU

Year: 13836 Days

Day: 20.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,465,450 km

• M1: 83,326 km (0.097 R)
• M2: 684,560 km (0.106 R)
• M3: 1,088,773 km (0.105 R)
• M4: 2,825,904 km (0.05 R)
• M5: 3,384,353 km (0.066 R)
• M6: 5,535,121 km (0.073 R)
• M7: 13,406,961 km (0.104 R)
• M8: 14,414,802 km (0.115 R)
• M9: 18,663,082 km (0.118 R)
• M10: 25,058,391 km (0.04 R)
• M11: 35,587,987 km (0.065 R)
• M12: 37,053,149 km (0.047 R)
• M13: 38,090,610 km (0.025 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 18,790 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit