🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.44 AU - 0.7 AU

Year: 282 Days

Day: 26.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,192,810 km

• M1: 56,548 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.56 AU - 0.7 AU

Year: 328 Days

Day: 35.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.2

Radius: 8.9

Gravity: 11.39 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.12 AU - 1.3 AU

Year: 873 Days

Day: 6.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,192,810 km

• M1: 116,387 km (0.049 R)
• M2: 449,093 km (0.101 R)
• M3: 741,108 km (0.108 R)
• M4: 1,343,987 km (0.08 R)
• M5: 1,822,102 km (0.117 R)
• M6: 2,572,485 km (0.086 R)
• M7: 3,574,791 km (0.051 R)
• M8: 4,041,536 km (0.101 R)
• M9: 4,531,020 km (0.117 R)
• M10: 5,059,400 km (0.104 R)
• M11: 7,034,989 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172

Radius: 13.5

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.99 AU - 1.51 AU

Year: 917 Days

Day: 10 Hours

Environment

Temp: -173 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,192,810 km

• M1: 167,849 km (0.104 R)
• M2: 636,838 km (0.08 R)
• M3: 1,141,282 km (0.099 R)
• M4: 1,572,573 km (0.109 R)
• M5: 2,048,294 km (0.097 R)
• M6: 2,523,267 km (0.086 R)
• M7: 3,071,992 km (0.11 R)
• M8: 3,699,855 km (0.073 R)
• M9: 4,441,112 km (0.092 R)
• M10: 4,947,351 km (0.098 R)
• M11: 5,935,744 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771

Radius: 11.9

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.22 AU - 1.86 AU

Year: 1254 Days

Day: 12.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 53,192,810 km

• M1: 148,102 km (0.084 R)
• M2: 628,760 km (0.107 R)
• M3: 1,095,356 km (0.106 R)
• M4: 1,746,854 km (0.117 R)
• M5: 2,156,902 km (0.067 R)
• M6: 2,556,029 km (0.101 R)
• M7: 2,935,559 km (0.111 R)
• M8: 3,584,515 km (0.106 R)
• M9: 4,565,129 km (0.074 R)
• M10: 5,716,733 km (0.085 R)
• M11: 7,647,294 km (0.058 R)
• M12: 8,731,729 km (0.067 R)
• M13: 9,571,421 km (0.057 R)
• M14: 12,014,504 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 212.8

Radius: 12.8

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.73 AU - 3.15 AU

Year: 3307 Days

Day: 12.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,192,810 km

• M1: 159,621 km (0.094 R)
• M2: 599,439 km (0.083 R)
• M3: 1,049,728 km (0.035 R)
• M4: 1,837,361 km (0.064 R)
• M5: 2,282,415 km (0.045 R)
• M6: 3,203,938 km (0.05 R)
• M7: 4,969,192 km (0.079 R)
• M8: 7,119,363 km (0.088 R)
• M9: 7,908,791 km (0.089 R)
• M10: 8,385,559 km (0.118 R)
• M11: 9,898,293 km (0.063 R)
• M12: 10,773,590 km (0.11 R)
• M13: 12,007,174 km (0.113 R)
• M14: 13,332,910 km (0.115 R)
• M15: 14,356,758 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.1

Radius: 9.3

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.07 AU - 5.23 AU

Year: 6578 Days

Day: 14.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,192,810 km

• M1: 115,639 km (0.088 R)
• M2: 432,188 km (0.064 R)
• M3: 890,407 km (0.107 R)
• M4: 2,190,562 km (0.036 R)
• M5: 2,630,230 km (0.107 R)
• M6: 3,825,816 km (0.106 R)
• M7: 4,757,811 km (0.098 R)
• M8: 5,438,930 km (0.069 R)
• M9: 5,865,433 km (0.077 R)
• M10: 7,685,591 km (0.072 R)
• M11: 8,381,669 km (0.114 R)
• M12: 9,119,037 km (0.119 R)
• M13: 11,690,924 km (0.081 R)
• M14: 13,035,061 km (0.105 R)
• M15: 15,181,192 km (0.034 R)
• M16: 16,338,032 km (0.068 R)
• M17: 17,552,617 km (0.035 R)
• M18: 18,485,360 km (0.068 R)
• M19: 21,481,955 km (0.074 R)
• M20: 23,810,895 km (0.055 R)
• M21: 24,214,659 km (0.043 R)
• M22: 27,612,177 km (0.117 R)
• M23: 28,147,887 km (0.111 R)
• M24: 28,872,838 km (0.053 R)
• M25: 32,487,272 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.2

Radius: 11.9

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.81 AU - 6.23 AU

Year: 7378 Days

Day: 12.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,192,810 km

• M1: 151,842 km (0.075 R)
• M2: 661,522 km (0.119 R)
• M3: 1,428,211 km (0.074 R)
• M4: 3,386,297 km (0.12 R)
• M5: 3,804,124 km (0.088 R)
• M6: 5,300,402 km (0.113 R)
• M7: 6,542,663 km (0.112 R)
• M8: 9,147,760 km (0.078 R)
• M9: 10,438,341 km (0.095 R)
• M10: 16,630,945 km (0.104 R)
• M11: 19,192,808 km (0.071 R)
• M12: 21,376,638 km (0.071 R)
• M13: 27,230,104 km (0.108 R)
• M14: 32,599,620 km (0.113 R)
• M15: 38,288,677 km (0.056 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 398.9

Radius: 4.6

Gravity: 18.85 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 6.84 AU - 9.5 AU

Year: 15319 Days

Day: 22 Hours

Environment

Temp: -230 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 53,192,810 km

• M1: 58,044 km (0.059 R)
• M2: 337,194 km (0.104 R)
• M3: 1,236,127 km (0.056 R)
• M4: 1,881,193 km (0.113 R)
• M5: 2,258,180 km (0.114 R)
• M6: 2,748,711 km (0.038 R)
• M7: 3,282,476 km (0.085 R)
• M8: 4,931,494 km (0.103 R)
• M9: 5,399,735 km (0.095 R)
• M10: 6,232,247 km (0.099 R)
• M11: 7,790,160 km (0.104 R)
• M12: 8,057,790 km (0.096 R)
• M13: 8,239,552 km (0.074 R)
• M14: 9,743,010 km (0.082 R)
• M15: 12,118,026 km (0.118 R)
• M16: 16,471,623 km (0.073 R)
• M17: 16,838,587 km (0.108 R)
• M18: 18,126,924 km (0.095 R)
• M19: 25,175,975 km (0.116 R)
• M20: 25,859,189 km (0.1 R)
• M21: 26,454,588 km (0.11 R)
• M22: 26,655,049 km (0.112 R)
• M23: 28,087,000 km (0.085 R)
• M24: 28,400,408 km (0.051 R)
• M25: 30,002,302 km (0.082 R)
• M26: 31,776,383 km (0.06 R)
• M27: 33,268,322 km (0.12 R)
• M28: 35,898,552 km (0.099 R)
• M29: 38,664,018 km (0.109 R)
• M30: 39,051,926 km (0.044 R)
• M31: 46,921,372 km (0.115 R)
• M32: 50,992,229 km (0.101 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 17,984 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit