🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884

Radius: 14.5

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.14 AU - 1.62 AU

Year: 1100 Days

Day: 14.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 135.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,678,551 km

• M1: 180,265 km (0.087 R)
• M2: 744,549 km (0.047 R)
• M3: 1,262,456 km (0.076 R)
• M4: 1,773,034 km (0.03 R)
• M5: 2,458,342 km (0.099 R)
• M6: 3,465,135 km (0.059 R)
• M7: 4,349,259 km (0.052 R)
• M8: 5,318,204 km (0.109 R)
• M9: 5,800,209 km (0.117 R)
• M10: 6,380,349 km (0.102 R)
• M11: 8,219,655 km (0.092 R)
• M12: 9,366,472 km (0.055 R)
• M13: 9,823,195 km (0.074 R)
• M14: 10,294,727 km (0.068 R)
• M15: 11,013,844 km (0.111 R)
• M16: 11,941,949 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.5

Radius: 10.2

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.93 AU - 2.65 AU

Year: 2350 Days

Day: 12 Hours

Environment

Temp: -200 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,678,551 km

• M1: 126,859 km (0.075 R)
• M2: 541,395 km (0.093 R)
• M3: 905,366 km (0.104 R)
• M4: 1,245,103 km (0.098 R)
• M5: 1,566,439 km (0.102 R)
• M6: 2,104,393 km (0.091 R)
• M7: 2,611,530 km (0.103 R)
• M8: 3,232,660 km (0.067 R)
• M9: 3,813,699 km (0.109 R)
• M10: 4,273,114 km (0.109 R)
• M11: 6,139,646 km (0.098 R)
• M12: 7,976,259 km (0.081 R)
• M13: 8,900,176 km (0.04 R)
• M14: 9,423,619 km (0.108 R)
• M15: 9,820,502 km (0.059 R)
• M16: 10,417,547 km (0.099 R)
• M17: 11,038,677 km (0.065 R)
• M18: 11,684,342 km (0.079 R)
• M19: 13,184,509 km (0.059 R)
• M20: 13,635,846 km (0.11 R)
• M21: 14,379,347 km (0.057 R)
• M22: 14,905,932 km (0.025 R)
• M23: 15,997,847 km (0.08 R)
• M24: 19,246,065 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.8

Radius: 12

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.01 AU - 3.23 AU

Year: 3738 Days

Day: 10.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,678,551 km

• M1: 149,299 km (0.06 R)
• M2: 825,631 km (0.064 R)
• M3: 1,210,845 km (0.054 R)
• M4: 1,633,459 km (0.096 R)
• M5: 2,020,768 km (0.107 R)
• M6: 2,482,726 km (0.082 R)
• M7: 3,557,138 km (0.105 R)
• M8: 5,972,246 km (0.076 R)
• M9: 9,838,454 km (0.103 R)
• M10: 11,650,832 km (0.058 R)
• M11: 13,431,196 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 161.8

Radius: 9.8

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.95 AU - 3.77 AU

Year: 4177 Days

Day: 9.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,678,551 km

• M1: 121,922 km (0.089 R)
• M2: 556,803 km (0.12 R)
• M3: 1,067,082 km (0.106 R)
• M4: 1,659,938 km (0.108 R)
• M5: 2,067,443 km (0.109 R)
• M6: 2,681,243 km (0.097 R)
• M7: 3,230,117 km (0.085 R)
• M8: 3,982,445 km (0.112 R)
• M9: 4,677,327 km (0.115 R)
• M10: 5,199,124 km (0.076 R)
• M11: 5,856,457 km (0.081 R)
• M12: 8,011,864 km (0.091 R)
• M13: 9,019,256 km (0.032 R)
• M14: 9,656,094 km (0.119 R)
• M15: 10,215,440 km (0.088 R)
• M16: 12,878,432 km (0.057 R)
• M17: 13,686,111 km (0.081 R)
• M18: 14,482,121 km (0.088 R)
• M19: 14,799,867 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709

Radius: 12.4

Gravity: 4.61 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.7 AU - 5.38 AU

Year: 6561 Days

Day: 11.4 Hours

Environment

Temp: -213 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 41,678,551 km

• M1: 154,535 km (0.066 R)
• M2: 597,793 km (0.057 R)
• M3: 1,090,120 km (0.07 R)
• M4: 1,549,535 km (0.116 R)
• M5: 2,076,718 km (0.073 R)
• M6: 2,835,927 km (0.066 R)
• M7: 4,287,625 km (0.101 R)
• M8: 5,768,045 km (0.056 R)
• M9: 6,488,060 km (0.116 R)
• M10: 8,634,191 km (0.037 R)
• M11: 9,800,755 km (0.099 R)
• M12: 10,682,934 km (0.095 R)
• M13: 12,339,880 km (0.111 R)
• M14: 13,092,207 km (0.114 R)
• M15: 14,748,106 km (0.116 R)
• M16: 15,350,238 km (0.046 R)
• M17: 16,732,821 km (0.058 R)
• M18: 20,035,044 km (0.065 R)
• M19: 20,624,759 km (0.094 R)
• M20: 23,020,270 km (0.12 R)
• M21: 23,504,369 km (0.078 R)
• M22: 25,768,084 km (0.098 R)
• M23: 28,081,764 km (0.095 R)
• M24: 29,857,790 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 448.7

Radius: 8

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.65 AU - 6.39 AU

Year: 10018 Days

Day: 23 Hours

Environment

Temp: -221 °C

Axial Tilt: 57.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,678,551 km

• M1: 99,483 km (0.084 R)
• M2: 417,378 km (0.065 R)
• M3: 1,113,607 km (0.06 R)
• M4: 1,748,201 km (0.091 R)
• M5: 2,327,444 km (0.1 R)
• M6: 3,158,011 km (0.113 R)
• M7: 4,279,995 km (0.093 R)
• M8: 4,755,567 km (0.108 R)
• M9: 5,778,816 km (0.071 R)
• M10: 7,017,187 km (0.118 R)
• M11: 7,559,031 km (0.112 R)
• M12: 8,086,812 km (0.084 R)
• M13: 8,595,594 km (0.08 R)
• M14: 17,851,963 km (0.107 R)
• M15: 26,178,730 km (0.113 R)
• M16: 27,385,087 km (0.095 R)
• M17: 29,214,220 km (0.077 R)
• M18: 38,282,843 km (0.091 R)
• M19: 41,553,950 km (0.071 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 401 - 10,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit