🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187

Radius: 14.1

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.6 AU - 0.9 AU

Year: 433 Days

Day: 7.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 46,073,866 km

• M1: 175,329 km (0.056 R)
• M2: 675,285 km (0.092 R)
• M3: 1,820,157 km (0.111 R)
• M4: 2,478,837 km (0.065 R)
• M5: 3,215,008 km (0.082 R)
• M6: 3,726,333 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.2

Radius: 8.1

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.87 AU - 0.87 AU

Year: 541 Days

Day: 12.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,073,866 km

• M1: 101,727 km (0.083 R)
• M2: 408,103 km (0.093 R)
• M3: 756,965 km (0.103 R)
• M4: 1,071,270 km (0.112 R)
• M5: 1,407,716 km (0.075 R)
• M6: 2,608,837 km (0.103 R)
• M7: 3,423,547 km (0.082 R)
• M8: 3,935,471 km (0.098 R)
• M9: 4,216,865 km (0.076 R)
• M10: 4,775,613 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.9

Radius: 10.3

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.19 AU - 2.51 AU

Year: 2402 Days

Day: 13.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,073,866 km

• M1: 128,205 km (0.074 R)
• M2: 456,722 km (0.114 R)
• M3: 854,802 km (0.118 R)
• M4: 1,345,633 km (0.111 R)
• M5: 1,775,876 km (0.058 R)
• M6: 2,335,372 km (0.05 R)
• M7: 2,671,369 km (0.097 R)
• M8: 3,971,973 km (0.08 R)
• M9: 4,315,450 km (0.115 R)
• M10: 5,467,204 km (0.083 R)
• M11: 6,065,296 km (0.04 R)
• M12: 6,496,437 km (0.107 R)
• M13: 7,335,532 km (0.059 R)
• M14: 8,003,486 km (0.088 R)
• M15: 8,679,968 km (0.077 R)
• M16: 10,041,907 km (0.09 R)
• M17: 10,828,941 km (0.083 R)
• M18: 11,162,544 km (0.112 R)
• M19: 12,404,805 km (0.109 R)
• M20: 14,661,489 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.8

Radius: 10.1

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.56 AU - 3.68 AU

Year: 3675 Days

Day: 9.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,073,866 km

• M1: 127,457 km (0.101 R)
• M2: 533,017 km (0.111 R)
• M3: 906,713 km (0.09 R)
• M4: 1,653,954 km (0.097 R)
• M5: 2,265,959 km (0.039 R)
• M6: 3,365,802 km (0.057 R)
• M7: 3,898,221 km (0.093 R)
• M8: 4,813,611 km (0.105 R)
• M9: 5,730,047 km (0.095 R)
• M10: 6,060,210 km (0.116 R)
• M11: 6,520,223 km (0.116 R)
• M12: 9,903,678 km (0.113 R)
• M13: 10,340,205 km (0.074 R)
• M14: 11,040,173 km (0.097 R)
• M15: 12,488,879 km (0.103 R)
• M16: 14,209,404 km (0.119 R)
• M17: 14,612,271 km (0.106 R)
• M18: 15,440,894 km (0.113 R)
• M19: 17,476,771 km (0.115 R)
• M20: 18,350,872 km (0.069 R)
• M21: 22,411,107 km (0.049 R)
• M22: 23,303,309 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.8

Radius: 8.3

Gravity: 12.58 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.65 AU - 3.59 AU

Year: 3675 Days

Day: 8.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,073,866 km

• M1: 109,206 km (0.119 R)
• M2: 405,111 km (0.067 R)
• M3: 869,912 km (0.063 R)
• M4: 1,288,636 km (0.089 R)
• M5: 1,687,165 km (0.117 R)
• M6: 2,254,290 km (0.061 R)
• M7: 2,682,290 km (0.116 R)
• M8: 3,375,676 km (0.031 R)
• M9: 3,764,780 km (0.075 R)
• M10: 4,322,032 km (0.115 R)
• M11: 5,010,332 km (0.072 R)
• M12: 5,769,541 km (0.096 R)
• M13: 6,387,679 km (0.025 R)
• M14: 8,545,479 km (0.116 R)
• M15: 9,546,738 km (0.074 R)
• M16: 10,034,427 km (0.044 R)
• M17: 12,725,842 km (0.081 R)
• M18: 14,659,395 km (0.062 R)
• M19: 15,696,108 km (0.109 R)
• M20: 16,606,411 km (0.066 R)
• M21: 17,854,057 km (0.07 R)
• M22: 18,345,486 km (0.059 R)
• M23: 18,657,098 km (0.118 R)
• M24: 19,873,628 km (0.098 R)
• M25: 21,074,301 km (0.117 R)
• M26: 22,464,215 km (0.106 R)
• M27: 24,889,495 km (0.12 R)
• M28: 26,600,147 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.9

Radius: 14

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.81 AU - 4.53 AU

Year: 4688 Days

Day: 10.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,073,866 km

• M1: 174,431 km (0.083 R)
• M2: 886,068 km (0.109 R)
• M3: 1,339,350 km (0.117 R)
• M4: 2,179,791 km (0.117 R)
• M5: 2,909,379 km (0.118 R)
• M6: 3,855,736 km (0.069 R)
• M7: 4,858,939 km (0.093 R)
• M8: 5,335,707 km (0.075 R)
• M9: 6,811,640 km (0.044 R)
• M10: 8,276,053 km (0.039 R)
• M11: 17,182,512 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.9

Radius: 13.1

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.77 AU - 5.37 AU

Year: 6515 Days

Day: 14.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,073,866 km

• M1: 162,912 km (0.113 R)
• M2: 913,445 km (0.082 R)
• M3: 1,657,395 km (0.116 R)
• M4: 2,096,913 km (0.105 R)
• M5: 2,615,120 km (0.097 R)
• M6: 3,624,158 km (0.046 R)
• M7: 4,803,887 km (0.037 R)
• M8: 6,254,687 km (0.088 R)
• M9: 6,860,409 km (0.109 R)
• M10: 7,605,107 km (0.051 R)
• M11: 8,547,424 km (0.104 R)
• M12: 9,644,724 km (0.078 R)
• M13: 11,005,167 km (0.063 R)
• M14: 13,207,398 km (0.086 R)
• M15: 14,724,619 km (0.119 R)
• M16: 17,389,705 km (0.061 R)
• M17: 18,103,287 km (0.089 R)
• M18: 19,589,093 km (0.068 R)
• M19: 20,689,685 km (0.109 R)
• M20: 24,019,733 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484.6

Radius: 7.1

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 5.96 AU - 7.16 AU

Year: 11204 Days

Day: 16.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 46,073,866 km

• M1: 88,412 km (0.067 R)
• M2: 338,989 km (0.097 R)
• M3: 564,732 km (0.087 R)
• M4: 859,739 km (0.103 R)
• M5: 1,280,857 km (0.044 R)
• M6: 1,567,038 km (0.094 R)
• M7: 2,943,936 km (0.067 R)
• M8: 3,470,970 km (0.082 R)
• M9: 3,925,897 km (0.114 R)
• M10: 5,016,615 km (0.119 R)
• M11: 5,334,510 km (0.104 R)
• M12: 6,591,581 km (0.106 R)
• M13: 8,164,154 km (0.083 R)
• M14: 8,968,093 km (0.11 R)
• M15: 10,474,843 km (0.093 R)
• M16: 11,154,316 km (0.105 R)
• M17: 11,807,311 km (0.049 R)
• M18: 13,490,138 km (0.093 R)
• M19: 15,929,032 km (0.088 R)
• M20: 16,897,229 km (0.056 R)
• M21: 17,685,011 km (0.061 R)
• M22: 18,572,127 km (0.065 R)
• M23: 21,082,230 km (0.113 R)
• M24: 24,617,526 km (0.089 R)
• M25: 26,287,338 km (0.103 R)
• M26: 29,337,638 km (0.108 R)
• M27: 31,212,997 km (0.082 R)
• M28: 32,397,513 km (0.12 R)
• M29: 36,130,728 km (0.079 R)
• M30: 41,284,076 km (0.09 R)
• M31: 44,572,985 km (0.103 R)
• M32: 44,843,458 km (0.074 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: 358 - 17,265 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit