🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.7

Radius: 14.7

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.49 AU - 4.91 AU

Year: 3901 Days

Day: 11.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,462,413 km

• M1: 185,202 km (0.089 R)
• M2: 927,806 km (0.117 R)
• M3: 1,445,265 km (0.077 R)
• M4: 1,931,757 km (0.091 R)
• M5: 2,544,959 km (0.115 R)
• M6: 3,156,964 km (0.099 R)
• M7: 3,761,788 km (0.119 R)
• M8: 5,129,412 km (0.07 R)
• M9: 5,717,032 km (0.118 R)
• M10: 6,439,291 km (0.118 R)
• M11: 7,721,195 km (0.099 R)
• M12: 8,208,136 km (0.076 R)
• M13: 8,789,922 km (0.114 R)
• M14: 10,959,390 km (0.103 R)
• M15: 14,589,383 km (0.084 R)
• M16: 17,910,755 km (0.119 R)
• M17: 21,366,166 km (0.086 R)
• M18: 22,610,671 km (0.078 R)
• M19: 24,866,457 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.3

Radius: 10.3

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.56 AU - 9.38 AU

Year: 8615 Days

Day: 8.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,462,413 km

• M1: 135,984 km (0.104 R)
• M2: 658,530 km (0.085 R)
• M3: 1,108,969 km (0.098 R)
• M4: 2,017,028 km (0.096 R)
• M5: 3,739,498 km (0.083 R)
• M6: 4,257,855 km (0.076 R)
• M7: 5,358,895 km (0.084 R)
• M8: 8,291,312 km (0.087 R)
• M9: 8,651,993 km (0.03 R)
• M10: 20,267,819 km (0.061 R)
• M11: 23,047,497 km (0.079 R)
• M12: 24,417,963 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.5

Radius: 8.5

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 7.05 AU - 11.53 AU

Year: 10842 Days

Day: 5.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,462,413 km

• M1: 105,766 km (0.037 R)
• M2: 383,868 km (0.101 R)
• M3: 912,846 km (0.059 R)
• M4: 1,356,105 km (0.102 R)
• M5: 1,812,378 km (0.099 R)
• M6: 2,798,527 km (0.072 R)
• M7: 4,669,997 km (0.116 R)
• M8: 5,189,101 km (0.074 R)
• M9: 6,863,999 km (0.068 R)
• M10: 7,135,370 km (0.114 R)
• M11: 7,535,394 km (0.111 R)
• M12: 12,173,976 km (0.118 R)
• M13: 12,803,932 km (0.076 R)
• M14: 14,569,187 km (0.066 R)
• M15: 17,333,307 km (0.112 R)
• M16: 23,348,039 km (0.109 R)
• M17: 24,052,346 km (0.093 R)
• M18: 26,155,991 km (0.116 R)
• M19: 32,324,210 km (0.119 R)
• M20: 32,978,701 km (0.058 R)
• M21: 33,309,312 km (0.109 R)
• M22: 43,886,181 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142.3

Radius: 4.6

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 10.19 AU - 14.67 AU

Year: 16779 Days

Day: 22.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 82,462,413 km

• M1: 76,145 km (0.095 R)
• M2: 260,899 km (0.093 R)
• M3: 583,282 km (0.088 R)
• M4: 1,095,356 km (0.118 R)
• M5: 1,562,101 km (0.099 R)
• M6: 1,817,913 km (0.116 R)
• M7: 2,151,217 km (0.107 R)
• M8: 2,657,606 km (0.106 R)
• M9: 3,065,410 km (0.07 R)
• M10: 3,217,551 km (0.088 R)
• M11: 5,398,389 km (0.062 R)
• M12: 9,322,790 km (0.069 R)
• M13: 9,971,147 km (0.106 R)
• M14: 10,898,504 km (0.12 R)
• M15: 11,935,217 km (0.119 R)
• M16: 12,866,913 km (0.087 R)
• M17: 13,379,136 km (0.111 R)
• M18: 14,566,195 km (0.068 R)
• M19: 15,565,060 km (0.047 R)
• M20: 16,016,098 km (0.107 R)
• M21: 16,675,525 km (0.079 R)
• M22: 19,052,785 km (0.037 R)
• M23: 21,408,802 km (0.032 R)
• M24: 22,697,737 km (0.119 R)
• M25: 25,428,796 km (0.102 R)
• M26: 27,897,310 km (0.098 R)
• M27: 28,562,422 km (0.038 R)
• M28: 30,621,039 km (0.096 R)
• M29: 31,635,163 km (0.109 R)
• M30: 32,776,445 km (0.115 R)
• M31: 34,268,384 km (0.059 R)
• M32: 38,194,880 km (0.111 R)
• M33: 38,661,924 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517.3

Radius: 5.6

Gravity: 16.5 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 15.88 AU - 17.38 AU

Year: 25966 Days

Day: 20.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 82,462,413 km

• M1: 70,012 km (0.077 R)
• M2: 446,550 km (0.102 R)
• M3: 661,971 km (0.026 R)
• M4: 1,222,963 km (0.085 R)
• M5: 2,294,233 km (0.045 R)
• M6: 2,477,042 km (0.098 R)
• M7: 3,818,486 km (0.107 R)
• M8: 4,519,651 km (0.101 R)
• M9: 4,771,574 km (0.113 R)
• M10: 4,994,774 km (0.068 R)
• M11: 5,831,774 km (0.04 R)
• M12: 6,666,231 km (0.091 R)
• M13: 9,068,174 km (0.069 R)
• M14: 9,469,396 km (0.119 R)
• M15: 10,002,413 km (0.078 R)
• M16: 11,788,911 km (0.107 R)
• M17: 14,772,939 km (0.08 R)
• M18: 15,168,177 km (0.093 R)
• M19: 17,777,613 km (0.068 R)
• M20: 17,955,634 km (0.056 R)
• M21: 23,973,208 km (0.074 R)
• M22: 26,320,997 km (0.119 R)
• M23: 30,186,307 km (0.113 R)
• M24: 35,669,967 km (0.089 R)
• M25: 42,571,964 km (0.081 R)
• M26: 47,180,775 km (0.071 R)
• M27: 52,842,605 km (0.094 R)
• M28: 56,217,982 km (0.037 R)
• M29: 61,954,013 km (0.039 R)
• M30: 64,018,913 km (0.091 R)
• M31: 73,422,037 km (0.103 R)
• M32: 76,201,415 km (0.116 R)
• M33: 79,531,763 km (0.084 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: 217 - 18,634 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit