🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.54 AU - 0.64 AU

Year: 288 Days

Day: 23.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195

Radius: 13

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.62 AU - 0.84 AU

Year: 397 Days

Day: 11.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 62,378,683 km

• M1: 162,014 km (0.108 R)
• M2: 810,820 km (0.097 R)
• M3: 1,363,884 km (0.054 R)
• M4: 2,254,141 km (0.062 R)
• M5: 2,953,960 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.9

Radius: 12.4

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.72 AU - 0.88 AU

Year: 455 Days

Day: 10.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,378,683 km

• M1: 154,235 km (0.1 R)
• M2: 572,960 km (0.065 R)
• M3: 970,890 km (0.045 R)
• M4: 1,363,435 km (0.113 R)
• M5: 2,007,005 km (0.101 R)
• M6: 2,588,791 km (0.095 R)
• M7: 3,194,962 km (0.057 R)
• M8: 3,906,599 km (0.044 R)
• M9: 4,862,828 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948

Radius: 10.3

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.86 AU - 1.02 AU

Year: 579 Days

Day: 12 Hours

Environment

Temp: -162 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,378,683 km

• M1: 128,505 km (0.088 R)
• M2: 584,329 km (0.06 R)
• M3: 924,515 km (0.068 R)
• M4: 1,495,530 km (0.109 R)
• M5: 2,096,165 km (0.045 R)
• M6: 2,624,844 km (0.054 R)
• M7: 3,102,660 km (0.087 R)
• M8: 3,805,919 km (0.068 R)
• M9: 4,483,598 km (0.095 R)
• M10: 4,859,986 km (0.111 R)
• M11: 5,528,389 km (0.094 R)
• M12: 6,000,670 km (0.091 R)
• M13: 6,520,373 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.2

Radius: 10.8

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.23 AU - 1.63 AU

Year: 1087 Days

Day: 11.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,378,683 km

• M1: 134,339 km (0.059 R)
• M2: 504,294 km (0.085 R)
• M3: 875,148 km (0.078 R)
• M4: 1,274,125 km (0.073 R)
• M5: 1,715,140 km (0.091 R)
• M6: 2,365,890 km (0.112 R)
• M7: 3,174,317 km (0.055 R)
• M8: 3,672,927 km (0.094 R)
• M9: 4,012,664 km (0.069 R)
• M10: 5,548,884 km (0.054 R)
• M11: 8,727,989 km (0.092 R)
• M12: 9,652,055 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.2

Radius: 12

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.43 AU - 1.81 AU

Year: 1311 Days

Day: 11 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,378,683 km

• M1: 149,598 km (0.105 R)
• M2: 617,690 km (0.088 R)
• M3: 1,037,162 km (0.082 R)
• M4: 1,498,821 km (0.106 R)
• M5: 2,345,096 km (0.075 R)
• M6: 3,392,581 km (0.067 R)
• M7: 3,780,338 km (0.107 R)
• M8: 5,003,151 km (0.073 R)
• M9: 5,397,042 km (0.103 R)
• M10: 8,486,687 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.3

Radius: 10.5

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.05 AU - 2.27 AU

Year: 2018 Days

Day: 13.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,378,683 km

• M1: 131,347 km (0.08 R)
• M2: 770,579 km (0.11 R)
• M3: 1,501,663 km (0.104 R)
• M4: 2,259,077 km (0.061 R)
• M5: 3,062,418 km (0.049 R)
• M6: 3,591,246 km (0.045 R)
• M7: 4,027,175 km (0.053 R)
• M8: 5,717,631 km (0.11 R)
• M9: 6,135,906 km (0.064 R)
• M10: 6,978,741 km (0.044 R)
• M11: 7,399,709 km (0.115 R)
• M12: 7,748,571 km (0.062 R)
• M13: 8,479,357 km (0.098 R)
• M14: 9,558,556 km (0.077 R)
• M15: 9,972,942 km (0.108 R)
• M16: 11,250,358 km (0.117 R)
• M17: 11,751,661 km (0.07 R)
• M18: 12,227,532 km (0.116 R)
• M19: 13,175,683 km (0.054 R)
• M20: 13,820,001 km (0.106 R)
• M21: 15,879,365 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 234.9

Radius: 12.1

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.5 AU - 4.6 AU

Year: 5182 Days

Day: 9.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 108.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,378,683 km

• M1: 150,645 km (0.09 R)
• M2: 617,241 km (0.079 R)
• M3: 1,153,400 km (0.12 R)
• M4: 2,270,148 km (0.092 R)
• M5: 2,663,889 km (0.073 R)
• M6: 3,260,934 km (0.117 R)
• M7: 3,649,290 km (0.081 R)
• M8: 4,110,351 km (0.064 R)
• M9: 4,587,718 km (0.086 R)
• M10: 5,891,613 km (0.091 R)
• M11: 6,939,247 km (0.071 R)
• M12: 7,335,382 km (0.074 R)
• M13: 8,444,052 km (0.115 R)
• M14: 9,291,524 km (0.119 R)
• M15: 10,508,951 km (0.097 R)
• M16: 11,322,016 km (0.075 R)
• M17: 13,165,809 km (0.109 R)
• M18: 16,617,182 km (0.099 R)
• M19: 19,108,884 km (0.095 R)
• M20: 19,829,497 km (0.066 R)
• M21: 21,197,569 km (0.093 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.1

Radius: 13.9

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.44 AU - 6.44 AU

Year: 8067 Days

Day: 6.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,378,683 km

• M1: 172,935 km (0.098 R)
• M2: 654,042 km (0.054 R)
• M3: 1,455,737 km (0.102 R)
• M4: 3,762,087 km (0.073 R)
• M5: 4,743,000 km (0.087 R)
• M6: 5,279,608 km (0.108 R)
• M7: 5,825,191 km (0.087 R)
• M8: 6,611,328 km (0.115 R)
• M9: 7,692,323 km (0.043 R)
• M10: 9,443,366 km (0.103 R)
• M11: 11,102,855 km (0.091 R)
• M12: 12,105,011 km (0.077 R)
• M13: 14,463,122 km (0.114 R)
• M14: 16,533,557 km (0.026 R)
• M15: 18,656,350 km (0.105 R)
• M16: 20,732,171 km (0.11 R)
• M17: 26,457,431 km (0.103 R)
• M18: 30,682,523 km (0.116 R)
• M19: 33,361,372 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 322.6

Radius: 4.9

Gravity: 13.44 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 8.81 AU - 12.19 AU

Year: 21633 Days

Day: 18.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,378,683 km

• M1: 61,485 km (0.093 R)
• M2: 789,877 km (0.111 R)
• M3: 4,170,190 km (0.042 R)
• M4: 4,387,406 km (0.112 R)
• M5: 5,261,507 km (0.097 R)
• M6: 6,824,356 km (0.099 R)
• M7: 7,573,542 km (0.104 R)
• M8: 10,656,904 km (0.107 R)
• M9: 11,360,462 km (0.075 R)
• M10: 12,859,732 km (0.105 R)
• M11: 18,887,928 km (0.112 R)
• M12: 19,916,114 km (0.096 R)
• M13: 25,109,404 km (0.1 R)
• M14: 26,351,216 km (0.108 R)
• M15: 30,553,271 km (0.096 R)
• M16: 34,295,461 km (0.106 R)
• M17: 42,528,730 km (0.09 R)
• M18: 46,558,897 km (0.12 R)
• M19: 50,186,645 km (0.086 R)
• M20: 54,509,425 km (0.089 R)
• M21: 59,073,806 km (0.106 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 10,653 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit