🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.78 AU - 1 AU

Year: 305 Days

Day: 29.3 Hours

Environment

Temp: 129 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.03 AU - 1.09 AU

Year: 397 Days

Day: 45 Hours

Environment

Temp: 39 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.47 AU - 3.17 AU

Year: 1721 Days

Day: 46.3 Hours

Environment

Temp: -89 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.11 AU - 5.09 AU

Year: 3586 Days

Day: 48 Hours

Environment

Temp: -127 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.1

Radius: 13.7

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 4.92 AU - 6.32 AU

Year: 4842 Days

Day: 8.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 107,161,301 km

• M1: 170,841 km (0.088 R)
• M2: 658,081 km (0.096 R)
• M3: 1,185,264 km (0.075 R)
• M4: 1,784,104 km (0.113 R)
• M5: 2,666,582 km (0.081 R)
• M6: 3,159,657 km (0.037 R)
• M7: 5,019,009 km (0.09 R)
• M8: 6,741,030 km (0.114 R)
• M9: 8,750,578 km (0.071 R)
• M10: 9,556,910 km (0.048 R)
• M11: 10,193,898 km (0.052 R)
• M12: 10,678,745 km (0.079 R)
• M13: 13,339,044 km (0.11 R)
• M14: 14,850,880 km (0.095 R)
• M15: 15,881,460 km (0.061 R)
• M16: 18,666,224 km (0.072 R)
• M17: 19,460,738 km (0.085 R)
• M18: 22,052,821 km (0.1 R)
• M19: 22,940,983 km (0.093 R)
• M20: 25,105,664 km (0.104 R)
• M21: 26,983,267 km (0.071 R)
• M22: 29,748,883 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.2

Radius: 8.9

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.97 AU - 7.47 AU

Year: 7051 Days

Day: 8.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 107,161,301 km

• M1: 110,702 km (0.12 R)
• M2: 512,522 km (0.089 R)
• M3: 1,156,840 km (0.061 R)
• M4: 2,099,905 km (0.05 R)
• M5: 4,346,417 km (0.092 R)
• M6: 5,003,600 km (0.115 R)
• M7: 6,586,944 km (0.094 R)
• M8: 7,651,632 km (0.107 R)
• M9: 13,892,107 km (0.068 R)
• M10: 15,959,101 km (0.074 R)
• M11: 19,998,842 km (0.1 R)
• M12: 20,849,904 km (0.037 R)
• M13: 23,125,288 km (0.081 R)
• M14: 23,463,229 km (0.046 R)
• M15: 24,760,392 km (0.071 R)
• M16: 34,543,345 km (0.115 R)
• M17: 35,880,301 km (0.057 R)
• M18: 40,955,110 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.6

Radius: 13.1

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 7.29 AU - 9.77 AU

Year: 9054 Days

Day: 12.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 107,161,301 km

• M1: 163,211 km (0.107 R)
• M2: 593,904 km (0.099 R)
• M3: 1,122,283 km (0.081 R)
• M4: 2,147,926 km (0.105 R)
• M5: 2,600,609 km (0.101 R)
• M6: 3,056,584 km (0.097 R)
• M7: 4,282,987 km (0.088 R)
• M8: 4,951,989 km (0.119 R)
• M9: 5,628,171 km (0.077 R)
• M10: 7,348,397 km (0.115 R)
• M11: 8,071,553 km (0.054 R)
• M12: 8,967,644 km (0.116 R)
• M13: 10,481,575 km (0.114 R)
• M14: 11,598,323 km (0.112 R)
• M15: 14,706,967 km (0.093 R)
• M16: 16,612,544 km (0.077 R)
• M17: 18,746,857 km (0.067 R)
• M18: 22,049,529 km (0.107 R)
• M19: 25,808,026 km (0.028 R)
• M20: 26,502,759 km (0.103 R)
• M21: 27,299,068 km (0.115 R)
• M22: 33,225,089 km (0.099 R)
• M23: 33,737,312 km (0.099 R)
• M24: 34,672,897 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 370.3

Radius: 5

Gravity: 14.81 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 12.86 AU - 16.3 AU

Year: 20233 Days

Day: 22 Hours

Environment

Temp: -192 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 107,161,301 km

• M1: 62,233 km (0.109 R)
• M2: 229,782 km (0.067 R)
• M3: 426,055 km (0.12 R)
• M4: 1,631,814 km (0.105 R)
• M5: 2,345,695 km (0.075 R)
• M6: 2,973,557 km (0.093 R)
• M7: 4,331,606 km (0.083 R)
• M8: 6,215,792 km (0.047 R)
• M9: 6,750,006 km (0.109 R)
• M10: 6,963,332 km (0.101 R)
• M11: 8,685,353 km (0.084 R)
• M12: 9,458,026 km (0.069 R)
• M13: 9,725,358 km (0.101 R)
• M14: 10,787,802 km (0.096 R)
• M15: 11,317,229 km (0.097 R)
• M16: 14,577,415 km (0.086 R)
• M17: 19,857,023 km (0.079 R)
• M18: 24,138,664 km (0.106 R)
• M19: 24,337,629 km (0.079 R)
• M20: 26,282,850 km (0.101 R)
• M21: 27,239,528 km (0.066 R)
• M22: 28,439,902 km (0.086 R)
• M23: 30,945,816 km (0.115 R)
• M24: 32,131,977 km (0.046 R)
• M25: 36,784,620 km (0.098 R)
• M26: 39,065,090 km (0.111 R)
• M27: 39,339,453 km (0.111 R)
• M28: 53,395,370 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 770.8

Radius: 6.3

Gravity: 19.42 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 19.3 AU - 19.88 AU

Year: 31512 Days

Day: 25 Hours

Environment

Temp: -210 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 107,161,301 km

• M1: 83,326 km (0.115 R)
• M2: 398,080 km (0.105 R)
• M3: 1,028,186 km (0.078 R)
• M4: 1,234,182 km (0.091 R)
• M5: 1,468,004 km (0.097 R)
• M6: 2,162,736 km (0.026 R)
• M7: 2,505,465 km (0.115 R)
• M8: 5,816,066 km (0.046 R)
• M9: 6,047,494 km (0.066 R)
• M10: 7,087,050 km (0.083 R)
• M11: 8,651,694 km (0.112 R)
• M12: 10,844,948 km (0.063 R)
• M13: 20,118,819 km (0.102 R)
• M14: 22,070,922 km (0.11 R)
• M15: 23,092,825 km (0.08 R)
• M16: 28,812,550 km (0.045 R)
• M17: 31,004,458 km (0.091 R)
• M18: 33,157,919 km (0.05 R)
• M19: 34,799,157 km (0.116 R)
• M20: 37,123,460 km (0.057 R)
• M21: 39,384,332 km (0.099 R)
• M22: 41,054,443 km (0.057 R)
• M23: 48,585,349 km (0.071 R)
• M24: 51,090,515 km (0.072 R)
• M25: 53,276,439 km (0.093 R)
• M26: 60,865,390 km (0.093 R)
• M27: 61,973,312 km (0.111 R)
• M28: 62,196,512 km (0.05 R)
• M29: 63,773,722 km (0.087 R)
• M30: 66,305,965 km (0.098 R)
• M31: 69,624,644 km (0.09 R)
• M32: 73,052,380 km (0.041 R)
• M33: 77,105,585 km (0.066 R)
• M34: 85,656,749 km (0.082 R)
• M35: 94,522,667 km (0.101 R)
• M36: 97,810,080 km (0.099 R)
• M37: 101,482,259 km (0.064 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 17,424 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit