🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.24 AU - 1.88 AU

Year: 730 Days

Day: 16.6 Hours

Environment

Temp: -58 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,613,981 km

• M1: 43,234 km (0.074 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.85 AU - 1.91 AU

Year: 966 Days

Day: 14.4 Hours

Environment

Temp: -61 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,613,981 km

• M1: 180,265 km (0.084 R)
• M2: 387,458 km (0.034 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.94 AU - 2.16 AU

Year: 1100 Days

Day: 14.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,613,981 km

• M1: 15,409 km (0.039 R)
• M2: 599,289 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.14 AU - 3.28 AU

Year: 1672 Days

Day: 21.9 Hours

Environment

Temp: -102 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,613,981 km

• M1: 187,297 km (0.062 R)
• M2: 491,878 km (0.062 R)

Asteroid Belt

Center: 4.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.4

Radius: 11.7

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.8 AU - 7.44 AU

Year: 6383 Days

Day: 15 Hours

Environment

Temp: -163 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,613,981 km

• M1: 158,125 km (0.112 R)
• M2: 525,089 km (0.103 R)
• M3: 1,029,084 km (0.034 R)
• M4: 1,436,588 km (0.09 R)
• M5: 2,111,125 km (0.057 R)
• M6: 3,328,553 km (0.081 R)
• M7: 4,048,268 km (0.117 R)
• M8: 4,468,339 km (0.077 R)
• M9: 5,267,939 km (0.085 R)
• M10: 6,362,248 km (0.119 R)
• M11: 6,932,515 km (0.095 R)
• M12: 7,374,427 km (0.094 R)
• M13: 10,762,669 km (0.084 R)
• M14: 12,106,507 km (0.092 R)
• M15: 13,413,543 km (0.067 R)
• M16: 14,403,283 km (0.113 R)
• M17: 17,491,581 km (0.066 R)
• M18: 20,350,098 km (0.11 R)
• M19: 21,656,087 km (0.077 R)
• M20: 22,671,707 km (0.057 R)
• M21: 23,577,223 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.1

Radius: 12.7

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 7.21 AU - 11.13 AU

Year: 10406 Days

Day: 9.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,613,981 km

• M1: 162,014 km (0.095 R)
• M2: 644,468 km (0.065 R)
• M3: 2,775,938 km (0.044 R)
• M4: 3,892,088 km (0.11 R)
• M5: 5,417,238 km (0.105 R)
• M6: 6,387,979 km (0.066 R)
• M7: 6,915,311 km (0.119 R)
• M8: 7,886,949 km (0.103 R)
• M9: 8,317,791 km (0.109 R)
• M10: 11,082,659 km (0.061 R)
• M11: 12,126,703 km (0.084 R)
• M12: 13,599,194 km (0.083 R)
• M13: 15,924,544 km (0.114 R)
• M14: 17,469,591 km (0.113 R)
• M15: 20,051,051 km (0.11 R)
• M16: 21,935,237 km (0.094 R)
• M17: 22,445,665 km (0.108 R)
• M18: 23,226,117 km (0.078 R)
• M19: 24,476,007 km (0.097 R)
• M20: 25,117,482 km (0.067 R)
• M21: 25,582,582 km (0.074 R)
• M22: 26,915,499 km (0.079 R)
• M23: 28,194,112 km (0.09 R)
• M24: 33,491,074 km (0.117 R)
• M25: 33,941,513 km (0.097 R)
• M26: 35,783,960 km (0.096 R)
• M27: 41,580,579 km (0.05 R)
• M28: 43,957,090 km (0.102 R)
• M29: 45,178,707 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.2

Radius: 10.2

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 9 AU - 12 AU

Year: 12750 Days

Day: 12.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,613,981 km

• M1: 135,536 km (0.085 R)
• M2: 794,365 km (0.102 R)
• M3: 1,260,512 km (0.107 R)
• M4: 1,845,888 km (0.094 R)
• M5: 2,235,142 km (0.09 R)
• M6: 2,794,488 km (0.11 R)
• M7: 3,246,124 km (0.091 R)
• M8: 5,134,349 km (0.091 R)
• M9: 6,695,402 km (0.114 R)
• M10: 7,130,732 km (0.094 R)
• M11: 8,058,389 km (0.101 R)
• M12: 8,762,695 km (0.116 R)
• M13: 9,284,193 km (0.099 R)
• M14: 10,533,336 km (0.117 R)
• M15: 10,924,235 km (0.049 R)
• M16: 14,528,048 km (0.096 R)
• M17: 15,886,995 km (0.104 R)
• M18: 17,531,973 km (0.101 R)
• M19: 18,642,587 km (0.108 R)
• M20: 22,657,346 km (0.058 R)
• M21: 24,908,793 km (0.093 R)
• M22: 26,400,583 km (0.063 R)
• M23: 28,512,457 km (0.063 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.8

Radius: 9.3

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 9.3 AU - 12.16 AU

Year: 13171 Days

Day: 6.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,613,981 km

• M1: 115,789 km (0.117 R)
• M2: 1,345,483 km (0.062 R)
• M3: 3,191,521 km (0.076 R)
• M4: 4,573,207 km (0.077 R)
• M5: 6,697,048 km (0.099 R)
• M6: 8,105,961 km (0.118 R)
• M7: 9,702,918 km (0.113 R)
• M8: 13,137,386 km (0.079 R)
• M9: 19,292,291 km (0.073 R)
• M10: 24,350,195 km (0.112 R)
• M11: 26,934,498 km (0.103 R)
• M12: 28,037,783 km (0.111 R)
• M13: 28,962,746 km (0.11 R)
• M14: 29,275,555 km (0.108 R)
• M15: 29,907,906 km (0.116 R)
• M16: 33,894,988 km (0.114 R)
• M17: 41,833,399 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.8

Radius: 6.3

Gravity: 15.29 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 9.39 AU - 15.29 AU

Year: 16244 Days

Day: 17.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,613,981 km

• M1: 79,287 km (0.11 R)
• M2: 343,477 km (0.117 R)
• M3: 913,445 km (0.079 R)
• M4: 1,793,828 km (0.084 R)
• M5: 2,873,027 km (0.111 R)
• M6: 3,428,933 km (0.065 R)
• M7: 5,024,843 km (0.058 R)
• M8: 5,639,541 km (0.118 R)
• M9: 5,906,722 km (0.105 R)
• M10: 6,102,696 km (0.063 R)
• M11: 6,507,807 km (0.096 R)
• M12: 7,831,149 km (0.077 R)
• M13: 8,656,032 km (0.102 R)
• M14: 9,011,925 km (0.104 R)
• M15: 13,260,355 km (0.066 R)
• M16: 14,642,041 km (0.107 R)
• M17: 15,590,043 km (0.092 R)
• M18: 16,578,137 km (0.054 R)
• M19: 18,427,765 km (0.044 R)
• M20: 19,273,142 km (0.085 R)
• M21: 21,041,240 km (0.107 R)
• M22: 25,824,482 km (0.105 R)
• M23: 27,749,358 km (0.076 R)
• M24: 28,859,075 km (0.045 R)
• M25: 33,594,296 km (0.104 R)
• M26: 36,407,185 km (0.089 R)
• M27: 37,601,874 km (0.075 R)
• M28: 38,685,411 km (0.076 R)
• M29: 40,349,687 km (0.083 R)
• M30: 58,065,666 km (0.113 R)
• M31: 60,428,414 km (0.088 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 18,917 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit