🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.97 AU - 4.33 AU

Year: 2670 Days

Day: 41.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 18.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,486,483 km

• M1: 1,785,451 km (0.096 R)

Asteroid Belt

Center: 4.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.9

Radius: 8.2

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.73 AU - 5.13 AU

Year: 3570 Days

Day: 12.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,486,483 km

• M1: 102,475 km (0.116 R)
• M2: 399,127 km (0.108 R)
• M3: 672,143 km (0.104 R)
• M4: 1,092,214 km (0.063 R)
• M5: 1,762,413 km (0.099 R)
• M6: 2,698,297 km (0.035 R)
• M7: 3,086,354 km (0.085 R)
• M8: 4,101,974 km (0.05 R)
• M9: 5,480,817 km (0.049 R)
• M10: 5,882,637 km (0.116 R)
• M11: 6,419,843 km (0.075 R)
• M12: 8,091,898 km (0.108 R)
• M13: 8,649,150 km (0.08 R)
• M14: 10,233,990 km (0.08 R)
• M15: 11,959,003 km (0.112 R)
• M16: 13,433,739 km (0.116 R)
• M17: 13,820,599 km (0.103 R)
• M18: 16,300,034 km (0.107 R)
• M19: 17,817,555 km (0.101 R)
• M20: 22,254,179 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.1

Radius: 11.5

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.56 AU - 5.66 AU

Year: 3790 Days

Day: 5.4 Hours

Environment

Temp: -134 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,486,483 km

• M1: 143,016 km (0.062 R)
• M2: 739,013 km (0.097 R)
• M3: 1,184,217 km (0.119 R)
• M4: 1,616,555 km (0.12 R)
• M5: 2,310,090 km (0.111 R)
• M6: 6,021,913 km (0.104 R)
• M7: 6,748,210 km (0.085 R)
• M8: 10,739,930 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.7

Radius: 13.9

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.28 AU - 5.26 AU

Year: 3989 Days

Day: 15 Hours

Environment

Temp: -137 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,486,483 km

• M1: 184,005 km (0.101 R)
• M2: 849,866 km (0.108 R)
• M3: 1,360,892 km (0.082 R)
• M4: 3,419,807 km (0.111 R)
• M5: 5,295,765 km (0.032 R)
• M6: 6,610,730 km (0.097 R)
• M7: 8,403,511 km (0.112 R)
• M8: 15,024,713 km (0.036 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518

Radius: 10.9

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.05 AU - 6.27 AU

Year: 5156 Days

Day: 9 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,486,483 km

• M1: 151,543 km (0.095 R)
• M2: 536,458 km (0.077 R)
• M3: 1,025,643 km (0.109 R)
• M4: 2,005,659 km (0.04 R)
• M5: 2,614,522 km (0.104 R)
• M6: 3,383,006 km (0.072 R)
• M7: 4,087,313 km (0.043 R)
• M8: 5,587,630 km (0.077 R)
• M9: 6,540,718 km (0.038 R)
• M10: 8,577,493 km (0.118 R)
• M11: 8,999,509 km (0.068 R)
• M12: 10,264,060 km (0.115 R)
• M13: 13,092,357 km (0.083 R)
• M14: 16,638,425 km (0.059 R)
• M15: 17,356,794 km (0.039 R)
• M16: 25,638,382 km (0.105 R)
• M17: 27,578,667 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.5

Radius: 12.9

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.8 AU - 7.16 AU

Year: 5599 Days

Day: 11.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 28,486,483 km

• M1: 160,668 km (0.116 R)
• M2: 570,417 km (0.095 R)
• M3: 2,476,742 km (0.105 R)
• M4: 3,241,487 km (0.103 R)
• M5: 3,755,206 km (0.059 R)
• M6: 4,716,073 km (0.079 R)
• M7: 5,187,007 km (0.06 R)
• M8: 5,603,338 km (0.106 R)
• M9: 6,662,940 km (0.12 R)
• M10: 7,394,623 km (0.114 R)
• M11: 7,923,750 km (0.109 R)
• M12: 10,126,579 km (0.102 R)
• M13: 10,647,180 km (0.076 R)
• M14: 11,139,955 km (0.098 R)
• M15: 11,695,113 km (0.096 R)
• M16: 12,171,582 km (0.029 R)
• M17: 15,764,773 km (0.115 R)
• M18: 16,465,041 km (0.12 R)
• M19: 19,277,630 km (0.091 R)
• M20: 19,943,790 km (0.085 R)
• M21: 22,910,166 km (0.085 R)
• M22: 23,884,946 km (0.095 R)
• M23: 27,809,496 km (0.102 R)

Asteroid Belt

Center: 7.37 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.9

Radius: 15

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.81 AU - 9.71 AU

Year: 9927 Days

Day: 7.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 28,486,483 km

• M1: 186,549 km (0.107 R)
• M2: 695,481 km (0.032 R)
• M3: 1,529,040 km (0.114 R)
• M4: 3,788,117 km (0.102 R)
• M5: 4,618,086 km (0.084 R)
• M6: 6,769,304 km (0.074 R)
• M7: 7,709,975 km (0.062 R)
• M8: 8,396,779 km (0.111 R)
• M9: 8,890,153 km (0.074 R)
• M10: 11,561,671 km (0.063 R)
• M11: 12,462,999 km (0.117 R)
• M12: 13,257,962 km (0.071 R)
• M13: 16,721,601 km (0.113 R)
• M14: 17,689,200 km (0.027 R)
• M15: 18,822,105 km (0.108 R)
• M16: 21,512,623 km (0.118 R)
• M17: 27,067,640 km (0.098 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: 531 - 11,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit