🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.1

Radius: 13.8

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.54 AU - 0.64 AU

Year: 307 Days

Day: 10.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 96,073,793 km

• M1: 171,589 km (0.092 R)
• M2: 603,179 km (0.077 R)
• M3: 1,157,888 km (0.079 R)
• M4: 1,794,576 km (0.059 R)

Asteroid Belt

Center: 0.93 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560

Radius: 13.8

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.95 AU - 1.57 AU

Year: 959 Days

Day: 8.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 96,073,793 km

• M1: 172,038 km (0.101 R)
• M2: 623,674 km (0.092 R)
• M3: 1,075,010 km (0.052 R)
• M4: 1,979,928 km (0.088 R)
• M5: 2,634,269 km (0.1 R)
• M6: 3,320,774 km (0.095 R)
• M7: 4,108,406 km (0.079 R)
• M8: 5,330,322 km (0.091 R)
• M9: 6,036,424 km (0.116 R)
• M10: 7,051,445 km (0.113 R)
• M11: 8,227,733 km (0.104 R)
• M12: 8,691,487 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.2

Radius: 13.1

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.17 AU - 1.81 AU

Year: 1234 Days

Day: 6.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 96,073,793 km

• M1: 162,912 km (0.047 R)
• M2: 624,272 km (0.072 R)
• M3: 1,184,815 km (0.09 R)
• M4: 1,729,202 km (0.084 R)
• M5: 2,497,686 km (0.045 R)
• M6: 2,908,781 km (0.054 R)
• M7: 3,528,415 km (0.07 R)
• M8: 4,183,804 km (0.095 R)
• M9: 4,658,777 km (0.111 R)
• M10: 5,248,641 km (0.114 R)
• M11: 6,237,932 km (0.074 R)
• M12: 6,765,564 km (0.1 R)
• M13: 7,273,149 km (0.088 R)
• M14: 7,910,735 km (0.117 R)
• M15: 8,392,590 km (0.119 R)
• M16: 9,239,464 km (0.095 R)
• M17: 10,204,669 km (0.036 R)
• M18: 11,037,480 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.3

Radius: 8

Gravity: 15.43 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.19 AU - 6.59 AU

Year: 8487 Days

Day: 6 Hours

Environment

Temp: -216 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 96,073,793 km

• M1: 99,483 km (0.1 R)
• M2: 442,361 km (0.117 R)
• M3: 794,514 km (0.112 R)
• M4: 1,117,795 km (0.111 R)
• M5: 1,460,374 km (0.05 R)
• M6: 2,284,808 km (0.072 R)
• M7: 2,572,934 km (0.084 R)
• M8: 3,317,183 km (0.088 R)
• M9: 4,004,585 km (0.115 R)
• M10: 4,253,815 km (0.113 R)
• M11: 4,722,506 km (0.115 R)
• M12: 5,456,283 km (0.082 R)
• M13: 6,300,614 km (0.102 R)
• M14: 7,108,442 km (0.034 R)
• M15: 7,558,283 km (0.09 R)
• M16: 9,747,049 km (0.102 R)
• M17: 9,997,027 km (0.117 R)
• M18: 10,932,313 km (0.08 R)
• M19: 14,537,472 km (0.104 R)
• M20: 15,128,982 km (0.049 R)
• M21: 16,430,185 km (0.082 R)
• M22: 18,329,629 km (0.051 R)
• M23: 20,780,042 km (0.112 R)
• M24: 21,699,770 km (0.105 R)
• M25: 24,713,718 km (0.079 R)
• M26: 25,367,161 km (0.071 R)
• M27: 27,100,402 km (0.12 R)
• M28: 27,695,203 km (0.11 R)
• M29: 30,693,743 km (0.061 R)
• M30: 33,220,601 km (0.054 R)
• M31: 40,459,043 km (0.1 R)
• M32: 47,383,330 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 755.7

Radius: 6.8

Gravity: 16.34 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 6.77 AU - 7.99 AU

Year: 13598 Days

Day: 16.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 96.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 96,073,793 km

• M1: 93,648 km (0.102 R)
• M2: 468,989 km (0.079 R)
• M3: 804,089 km (0.12 R)
• M4: 1,823,897 km (0.109 R)
• M5: 2,055,176 km (0.073 R)
• M6: 3,797,542 km (0.076 R)
• M7: 4,268,476 km (0.107 R)
• M8: 5,470,196 km (0.069 R)
• M9: 10,917,802 km (0.114 R)
• M10: 13,728,597 km (0.063 R)
• M11: 17,065,676 km (0.094 R)
• M12: 18,589,031 km (0.095 R)
• M13: 20,463,792 km (0.111 R)
• M14: 24,884,110 km (0.119 R)
• M15: 28,561,674 km (0.078 R)
• M16: 29,226,487 km (0.059 R)
• M17: 34,670,204 km (0.027 R)
• M18: 35,936,999 km (0.103 R)
• M19: 36,322,961 km (0.101 R)
• M20: 36,972,366 km (0.085 R)
• M21: 39,238,325 km (0.118 R)
• M22: 43,751,842 km (0.055 R)
• M23: 46,894,744 km (0.111 R)
• M24: 49,865,159 km (0.081 R)
• M25: 51,152,449 km (0.105 R)
• M26: 52,461,879 km (0.09 R)
• M27: 55,147,310 km (0.059 R)
• M28: 58,099,624 km (0.03 R)
• M29: 60,790,740 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.4

Radius: 5

Gravity: 39.82 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 10.45 AU - 10.83 AU

Year: 23540 Days

Day: 25 Hours

Environment

Temp: -235 °C

Axial Tilt: 132.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 96,073,793 km

• M1: 62,233 km (0.055 R)
• M2: 485,744 km (0.087 R)
• M3: 1,598,603 km (0.12 R)
• M4: 2,355,718 km (0.066 R)
• M5: 4,108,556 km (0.113 R)
• M6: 4,846,971 km (0.081 R)
• M7: 6,974,253 km (0.113 R)
• M8: 7,277,637 km (0.062 R)
• M9: 9,715,634 km (0.078 R)
• M10: 11,777,840 km (0.113 R)
• M11: 15,690,124 km (0.105 R)
• M12: 16,743,293 km (0.056 R)
• M13: 18,989,655 km (0.112 R)
• M14: 31,465,967 km (0.112 R)
• M15: 33,277,298 km (0.102 R)
• M16: 33,561,983 km (0.034 R)
• M17: 36,498,888 km (0.094 R)
• M18: 42,042,836 km (0.098 R)
• M19: 44,754,148 km (0.104 R)
• M20: 55,958,430 km (0.079 R)
• M21: 73,372,071 km (0.202 R)
• M22: 73,612,923 km (0.1 R)
• M23: 79,807,921 km (0.081 R)
• M24: 87,689,335 km (0.11 R)
• M25: 92,097,536 km (0.22 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: 424 - 11,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit