🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.8

Radius: 13.7

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.8 AU - 0.94 AU

Year: 560 Days

Day: 7.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,978,964 km

• M1: 173,683 km (0.095 R)
• M2: 672,442 km (0.091 R)
• M3: 1,151,156 km (0.094 R)
• M4: 1,727,706 km (0.116 R)
• M5: 2,210,159 km (0.113 R)
• M6: 3,154,122 km (0.1 R)
• M7: 3,638,519 km (0.116 R)
• M8: 4,113,941 km (0.078 R)
• M9: 4,631,101 km (0.116 R)
• M10: 5,347,226 km (0.076 R)
• M11: 7,107,544 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.5

Radius: 8.1

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.8 AU - 1.12 AU

Year: 649 Days

Day: 8.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,978,964 km

• M1: 100,679 km (0.079 R)
• M2: 450,140 km (0.1 R)
• M3: 772,075 km (0.12 R)
• M4: 1,032,674 km (0.045 R)
• M5: 1,380,639 km (0.069 R)
• M6: 2,013,887 km (0.107 R)
• M7: 2,286,753 km (0.069 R)
• M8: 2,682,140 km (0.113 R)
• M9: 3,122,407 km (0.091 R)
• M10: 3,437,909 km (0.062 R)
• M11: 4,030,316 km (0.027 R)
• M12: 4,405,059 km (0.11 R)
• M13: 4,835,751 km (0.075 R)
• M14: 5,189,849 km (0.119 R)
• M15: 5,507,146 km (0.073 R)
• M16: 6,103,294 km (0.117 R)
• M17: 6,887,037 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.7

Radius: 9.6

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.2 AU - 1.96 AU

Year: 1371 Days

Day: 7.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,978,964 km

• M1: 121,922 km (0.101 R)
• M2: 467,942 km (0.032 R)
• M3: 770,728 km (0.062 R)
• M4: 1,070,373 km (0.089 R)
• M5: 1,510,041 km (0.101 R)
• M6: 1,992,494 km (0.085 R)
• M7: 2,294,233 km (0.118 R)
• M8: 2,921,497 km (0.075 R)
• M9: 3,790,361 km (0.107 R)
• M10: 4,802,989 km (0.039 R)
• M11: 5,521,957 km (0.075 R)
• M12: 6,240,326 km (0.062 R)
• M13: 6,794,286 km (0.109 R)
• M14: 7,328,351 km (0.114 R)
• M15: 9,591,916 km (0.106 R)
• M16: 10,069,133 km (0.082 R)
• M17: 11,140,404 km (0.114 R)
• M18: 11,596,528 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.4

Radius: 14.8

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.6 AU - 2 AU

Year: 1667 Days

Day: 8.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,978,964 km

• M1: 184,155 km (0.11 R)
• M2: 738,864 km (0.118 R)
• M3: 1,242,859 km (0.105 R)
• M4: 1,985,463 km (0.103 R)
• M5: 2,505,166 km (0.09 R)
• M6: 2,998,091 km (0.09 R)
• M7: 3,791,857 km (0.109 R)
• M8: 4,583,529 km (0.081 R)
• M9: 5,823,845 km (0.08 R)
• M10: 6,802,664 km (0.101 R)
• M11: 8,962,259 km (0.097 R)
• M12: 10,682,485 km (0.096 R)
• M13: 12,379,972 km (0.07 R)
• M14: 14,638,301 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.6

Radius: 14.5

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.4 AU - 2.82 AU

Year: 2911 Days

Day: 5.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,978,964 km

• M1: 181,462 km (0.083 R)
• M2: 1,136,645 km (0.051 R)
• M3: 1,789,639 km (0.074 R)
• M4: 2,333,128 km (0.077 R)
• M5: 3,508,519 km (0.07 R)
• M6: 5,124,026 km (0.064 R)
• M7: 5,733,189 km (0.071 R)
• M8: 6,703,481 km (0.116 R)
• M9: 7,264,323 km (0.084 R)
• M10: 8,009,470 km (0.089 R)
• M11: 9,565,587 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.6

Radius: 14.1

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.79 AU - 4.91 AU

Year: 7373 Days

Day: 10.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 54,978,964 km

• M1: 175,329 km (0.039 R)
• M2: 637,137 km (0.084 R)
• M3: 2,803,763 km (0.04 R)
• M4: 3,268,713 km (0.098 R)
• M5: 4,591,607 km (0.099 R)
• M6: 5,984,364 km (0.104 R)
• M7: 7,144,944 km (0.071 R)
• M8: 7,987,180 km (0.083 R)
• M9: 10,615,315 km (0.038 R)
• M10: 13,523,797 km (0.082 R)
• M11: 16,466,537 km (0.118 R)
• M12: 18,858,756 km (0.09 R)
• M13: 19,619,611 km (0.101 R)
• M14: 20,865,911 km (0.098 R)
• M15: 24,846,710 km (0.038 R)
• M16: 25,993,378 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.4

Radius: 11.3

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 5.05 AU - 5.77 AU

Year: 8686 Days

Day: 11.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 54,978,964 km

• M1: 140,472 km (0.111 R)
• M2: 554,260 km (0.116 R)
• M3: 1,314,068 km (0.08 R)
• M4: 1,675,197 km (0.109 R)
• M5: 2,285,107 km (0.047 R)
• M6: 2,835,628 km (0.066 R)
• M7: 3,851,098 km (0.051 R)
• M8: 4,415,830 km (0.097 R)
• M9: 5,064,636 km (0.086 R)
• M10: 5,679,483 km (0.107 R)
• M11: 6,623,296 km (0.113 R)
• M12: 7,058,476 km (0.098 R)
• M13: 7,435,762 km (0.07 R)
• M14: 8,148,895 km (0.03 R)
• M15: 9,125,919 km (0.117 R)
• M16: 10,564,153 km (0.043 R)
• M17: 13,536,663 km (0.117 R)
• M18: 17,228,888 km (0.106 R)
• M19: 17,638,487 km (0.07 R)
• M20: 18,834,372 km (0.096 R)
• M21: 22,664,676 km (0.088 R)
• M22: 23,405,335 km (0.11 R)
• M23: 23,992,507 km (0.087 R)
• M24: 26,894,107 km (0.094 R)
• M25: 27,260,921 km (0.085 R)
• M26: 28,571,548 km (0.073 R)
• M27: 29,923,613 km (0.119 R)
• M28: 30,615,503 km (0.108 R)
• M29: 31,116,058 km (0.108 R)
• M30: 31,928,524 km (0.068 R)
• M31: 32,963,891 km (0.084 R)
• M32: 33,384,261 km (0.062 R)
• M33: 35,982,028 km (0.108 R)
• M34: 36,539,729 km (0.11 R)
• M35: 38,131,899 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 199.7

Radius: 3.6

Gravity: 15.41 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 9.29 AU - 11.27 AU

Year: 22751 Days

Day: 24.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 54,978,964 km

• M1: 44,879 km (0.072 R)
• M2: 1,032,674 km (0.081 R)
• M3: 1,357,002 km (0.052 R)
• M4: 1,861,746 km (0.107 R)
• M5: 2,036,925 km (0.09 R)
• M6: 2,184,877 km (0.084 R)
• M7: 2,461,184 km (0.097 R)
• M8: 2,872,728 km (0.087 R)
• M9: 3,179,703 km (0.082 R)
• M10: 3,667,093 km (0.116 R)
• M11: 5,287,836 km (0.108 R)
• M12: 5,603,787 km (0.043 R)
• M13: 5,784,650 km (0.094 R)
• M14: 7,204,035 km (0.095 R)
• M15: 9,743,908 km (0.025 R)
• M16: 12,885,313 km (0.086 R)
• M17: 14,378,001 km (0.066 R)
• M18: 15,200,789 km (0.093 R)
• M19: 17,165,907 km (0.081 R)
• M20: 17,470,638 km (0.105 R)
• M21: 21,591,161 km (0.092 R)
• M22: 22,035,766 km (0.072 R)
• M23: 28,701,698 km (0.073 R)
• M24: 33,781,294 km (0.112 R)
• M25: 38,771,729 km (0.106 R)
• M26: 39,560,259 km (0.105 R)
• M27: 41,715,067 km (0.07 R)
• M28: 44,089,036 km (0.088 R)
• M29: 44,517,185 km (0.11 R)
• M30: 47,442,122 km (0.102 R)
• M31: 48,646,984 km (0.103 R)
• M32: 49,872,190 km (0.081 R)
• M33: 53,024,965 km (0.109 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: 335 - 18,996 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit