🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.96 AU - 1.38 AU

Year: 465 Days

Day: 47.9 Hours

Environment

Temp: 16 °C

Axial Tilt: 14.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 77,583,159 km

• M1: 810,671 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.16 AU - 1.84 AU

Year: 674 Days

Day: 27.6 Hours

Environment

Temp: -41 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,583,159 km

• M1: 35,754 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.52 AU - 1.54 AU

Year: 695 Days

Day: 31.6 Hours

Environment

Temp: -50 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.38 AU - 3.94 AU

Year: 2570 Days

Day: 27.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.7

Radius: 12.4

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.45 AU - 5.93 AU

Year: 4982 Days

Day: 5.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,583,159 km

• M1: 155,432 km (0.115 R)
• M2: 584,778 km (0.103 R)
• M3: 1,107,323 km (0.032 R)
• M4: 1,502,860 km (0.116 R)
• M5: 2,022,862 km (0.093 R)
• M6: 2,627,836 km (0.049 R)
• M7: 3,837,036 km (0.03 R)
• M8: 4,226,439 km (0.09 R)
• M9: 5,276,317 km (0.113 R)
• M10: 5,672,302 km (0.045 R)
• M11: 6,303,755 km (0.115 R)
• M12: 6,783,216 km (0.09 R)
• M13: 8,070,805 km (0.12 R)
• M14: 8,753,420 km (0.087 R)
• M15: 9,639,488 km (0.11 R)
• M16: 11,827,507 km (0.086 R)
• M17: 12,608,707 km (0.091 R)
• M18: 14,058,460 km (0.097 R)
• M19: 17,286,632 km (0.061 R)
• M20: 17,722,112 km (0.062 R)
• M21: 18,421,332 km (0.067 R)
• M22: 20,010,959 km (0.104 R)
• M23: 21,546,581 km (0.106 R)
• M24: 23,537,131 km (0.09 R)
• M25: 29,352,149 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.4

Radius: 11.4

Gravity: 6.9 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 10.42 AU - 12.14 AU

Year: 13907 Days

Day: 12.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 77,583,159 km

• M1: 141,819 km (0.109 R)
• M2: 736,770 km (0.1 R)
• M3: 1,368,521 km (0.054 R)
• M4: 1,832,125 km (0.079 R)
• M5: 2,749,160 km (0.107 R)
• M6: 3,497,149 km (0.065 R)
• M7: 4,568,719 km (0.097 R)
• M8: 5,110,114 km (0.066 R)
• M9: 5,581,347 km (0.105 R)
• M10: 7,260,433 km (0.078 R)
• M11: 11,711,569 km (0.094 R)
• M12: 13,596,651 km (0.079 R)
• M13: 14,719,234 km (0.093 R)
• M14: 15,526,314 km (0.098 R)
• M15: 18,458,283 km (0.116 R)
• M16: 18,966,168 km (0.075 R)
• M17: 19,483,477 km (0.065 R)
• M18: 21,647,410 km (0.088 R)
• M19: 22,498,622 km (0.078 R)
• M20: 24,980,600 km (0.093 R)
• M21: 25,498,059 km (0.097 R)
• M22: 26,661,781 km (0.114 R)
• M23: 30,014,868 km (0.095 R)
• M24: 40,738,492 km (0.09 R)
• M25: 43,658,044 km (0.105 R)
• M26: 46,402,417 km (0.081 R)
• M27: 50,566,773 km (0.094 R)
• M28: 51,729,149 km (0.083 R)
• M29: 57,270,403 km (0.039 R)
• M30: 63,578,197 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 881.1

Radius: 5.9

Gravity: 25.31 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 12.25 AU - 15.91 AU

Year: 19394 Days

Day: 15.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,583,159 km

• M1: 78,988 km (0.117 R)
• M2: 277,055 km (0.08 R)
• M3: 522,545 km (0.085 R)
• M4: 1,338,901 km (0.039 R)
• M5: 2,008,202 km (0.109 R)
• M6: 4,176,174 km (0.075 R)
• M7: 4,588,466 km (0.098 R)
• M8: 6,468,313 km (0.094 R)
• M9: 9,143,422 km (0.043 R)
• M10: 12,969,687 km (0.112 R)
• M11: 13,185,108 km (0.049 R)
• M12: 14,145,975 km (0.115 R)
• M13: 15,311,492 km (0.118 R)
• M14: 17,049,071 km (0.063 R)
• M15: 18,277,868 km (0.06 R)
• M16: 18,730,701 km (0.09 R)
• M17: 19,005,961 km (0.099 R)
• M18: 20,038,485 km (0.088 R)
• M19: 21,505,891 km (0.072 R)
• M20: 23,678,650 km (0.082 R)
• M21: 25,993,528 km (0.078 R)
• M22: 35,769,748 km (0.066 R)
• M23: 37,630,447 km (0.089 R)
• M24: 39,254,631 km (0.099 R)
• M25: 40,159,997 km (0.065 R)
• M26: 40,771,104 km (0.099 R)
• M27: 45,720,101 km (0.045 R)
• M28: 47,568,084 km (0.07 R)
• M29: 48,769,803 km (0.075 R)
• M30: 49,465,434 km (0.077 R)
• M31: 50,521,295 km (0.068 R)
• M32: 59,120,331 km (0.074 R)
• M33: 67,348,213 km (0.117 R)
• M34: 68,427,562 km (0.108 R)
• M35: 69,299,269 km (0.083 R)
• M36: 72,408,361 km (0.112 R)
• M37: 75,609,307 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.9

Radius: 3.9

Gravity: 19.65 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 15.26 AU - 23.38 AU

Year: 31173 Days

Day: 23.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,583,159 km

• M1: 48,470 km (0.082 R)
• M2: 172,636 km (0.115 R)
• M3: 840,740 km (0.045 R)
• M4: 1,475,185 km (0.064 R)
• M5: 3,177,309 km (0.113 R)
• M6: 5,010,781 km (0.12 R)
• M7: 7,256,095 km (0.052 R)
• M8: 7,844,164 km (0.059 R)
• M9: 8,676,976 km (0.106 R)
• M10: 9,740,317 km (0.109 R)
• M11: 11,855,033 km (0.104 R)
• M12: 20,757,303 km (0.099 R)
• M13: 25,408,750 km (0.036 R)
• M14: 30,459,323 km (0.091 R)
• M15: 30,960,626 km (0.086 R)
• M16: 33,950,190 km (0.098 R)
• M17: 35,033,577 km (0.087 R)
• M18: 39,006,598 km (0.108 R)
• M19: 42,331,111 km (0.034 R)
• M20: 45,839,630 km (0.1 R)
• M21: 49,882,812 km (0.084 R)
• M22: 59,444,808 km (0.111 R)
• M23: 62,414,027 km (0.104 R)
• M24: 66,524,827 km (0.039 R)
• M25: 76,656,492 km (0.032 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 16,214 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit