🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.79 AU - 0.87 AU

Year: 273 Days

Day: 40.5 Hours

Environment

Temp: 104 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,375,887 km

• M1: 141,370 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.77 AU - 2.11 AU

Year: 977 Days

Day: 42.4 Hours

Environment

Temp: -60 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.63 AU - 2.63 AU

Year: 1124 Days

Day: 35.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.48 AU - 3.38 AU

Year: 1814 Days

Day: 38.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.7

Radius: 14.2

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 5.93 AU - 6.77 AU

Year: 5787 Days

Day: 10.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,375,887 km

• M1: 176,974 km (0.074 R)
• M2: 658,380 km (0.08 R)
• M3: 1,268,291 km (0.087 R)
• M4: 2,060,262 km (0.107 R)
• M5: 2,740,932 km (0.086 R)
• M6: 3,850,051 km (0.081 R)
• M7: 4,507,982 km (0.035 R)
• M8: 5,606,330 km (0.112 R)
• M9: 6,296,724 km (0.066 R)
• M10: 6,744,321 km (0.071 R)
• M11: 7,386,096 km (0.114 R)
• M12: 7,921,207 km (0.058 R)
• M13: 10,591,080 km (0.068 R)
• M14: 12,129,994 km (0.086 R)
• M15: 13,132,599 km (0.034 R)
• M16: 13,760,162 km (0.113 R)
• M17: 15,302,815 km (0.073 R)
• M18: 16,593,695 km (0.085 R)
• M19: 19,593,132 km (0.119 R)
• M20: 21,686,605 km (0.09 R)
• M21: 23,389,926 km (0.086 R)
• M22: 23,848,593 km (0.088 R)
• M23: 25,021,590 km (0.097 R)
• M24: 26,727,904 km (0.112 R)
• M25: 28,251,109 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.1

Radius: 10.4

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 10.62 AU - 14.36 AU

Year: 15964 Days

Day: 9.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,375,887 km

• M1: 129,402 km (0.087 R)
• M2: 517,758 km (0.054 R)
• M3: 1,652,009 km (0.111 R)
• M4: 2,390,873 km (0.064 R)
• M5: 3,043,868 km (0.06 R)
• M6: 4,997,466 km (0.095 R)
• M7: 5,840,301 km (0.107 R)
• M8: 10,954,304 km (0.088 R)
• M9: 12,682,459 km (0.102 R)
• M10: 14,654,308 km (0.106 R)
• M11: 16,004,130 km (0.079 R)
• M12: 20,205,586 km (0.118 R)
• M13: 23,069,488 km (0.119 R)
• M14: 25,990,536 km (0.115 R)
• M15: 34,111,306 km (0.118 R)
• M16: 37,498,801 km (0.102 R)
• M17: 54,950,589 km (0.08 R)
• M18: 56,638,951 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 553.3

Radius: 4.3

Gravity: 29.92 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 15.75 AU - 22.47 AU

Year: 30212 Days

Day: 21.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 35,375,887 km

• M1: 53,556 km (0.07 R)
• M2: 214,523 km (0.094 R)
• M3: 361,877 km (0.032 R)
• M4: 713,432 km (0.12 R)
• M5: 1,342,342 km (0.097 R)
• M6: 1,768,995 km (0.049 R)
• M7: 2,447,122 km (0.088 R)
• M8: 2,647,134 km (0.114 R)
• M9: 3,195,411 km (0.119 R)
• M10: 4,331,457 km (0.054 R)
• M11: 7,781,184 km (0.109 R)
• M12: 9,307,680 km (0.081 R)
• M13: 9,733,735 km (0.048 R)
• M14: 10,889,079 km (0.065 R)
• M15: 12,788,972 km (0.043 R)
• M16: 13,700,173 km (0.116 R)
• M17: 15,481,584 km (0.054 R)
• M18: 16,252,761 km (0.091 R)
• M19: 18,434,198 km (0.075 R)
• M20: 19,594,778 km (0.089 R)
• M21: 19,892,478 km (0.099 R)
• M22: 26,374,703 km (0.116 R)
• M23: 26,737,478 km (0.12 R)
• M24: 35,879,553 km (0.052 R)
• M25: 37,835,994 km (0.098 R)
• M26: 39,862,447 km (0.075 R)
• M27: 45,849,354 km (0.077 R)
• M28: 49,787,967 km (0.091 R)
• M29: 51,086,925 km (0.045 R)
• M30: 55,316,356 km (0.118 R)
• M31: 65,562,464 km (0.119 R)
• M32: 66,450,626 km (0.108 R)
• M33: 75,292,758 km (0.096 R)
• M34: 80,753,529 km (0.065 R)
• M35: 87,005,374 km (0.084 R)
• M36: 91,347,601 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 400.3

Radius: 4.1

Gravity: 23.81 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 18.18 AU - 20.46 AU

Year: 30711 Days

Day: 18.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 35,375,887 km

• M1: 82,578 km (0.104 R)
• M2: 273,315 km (0.119 R)
• M3: 474,076 km (0.084 R)
• M4: 613,202 km (0.095 R)
• M5: 748,438 km (0.043 R)
• M6: 3,836,737 km (0.108 R)
• M7: 3,999,050 km (0.055 R)
• M8: 5,226,501 km (0.103 R)
• M9: 5,507,296 km (0.076 R)
• M10: 5,883,086 km (0.115 R)
• M11: 7,112,780 km (0.026 R)
• M12: 7,507,719 km (0.096 R)
• M13: 9,409,257 km (0.076 R)
• M14: 11,144,293 km (0.112 R)
• M15: 16,391,139 km (0.119 R)
• M16: 16,561,232 km (0.103 R)
• M17: 17,166,356 km (0.09 R)
• M18: 17,965,657 km (0.118 R)
• M19: 18,328,881 km (0.062 R)
• M20: 18,696,742 km (0.092 R)
• M21: 19,069,689 km (0.119 R)
• M22: 19,830,395 km (0.094 R)
• M23: 21,310,815 km (0.078 R)
• M24: 22,969,407 km (0.055 R)
• M25: 24,600,622 km (0.027 R)
• M26: 25,048,368 km (0.108 R)
• M27: 26,191,296 km (0.113 R)
• M28: 29,200,008 km (0.054 R)
• M29: 37,638,525 km (0.097 R)
• M30: 37,934,878 km (0.095 R)
• M31: 39,287,842 km (0.108 R)
• M32: 39,440,132 km (0.088 R)
• M33: 39,745,761 km (0.109 R)
• M34: 42,089,361 km (0.108 R)
• M35: 46,366,962 km (0.106 R)
• M36: 50,205,345 km (0.113 R)
• M37: 54,438,964 km (0.086 R)
• M38: 56,351,573 km (0.074 R)
• M39: 60,716,241 km (0.081 R)
• M40: 61,533,195 km (0.114 R)
• M41: 64,239,270 km (0.066 R)
• M42: 73,521,968 km (0.12 R)
• M43: 74,450,073 km (0.088 R)
• M44: 77,999,731 km (0.085 R)
• M45: 79,694,226 km (0.065 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27

Radius: 3

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 15.94 AU - 23.72 AU

Year: 31936 Days

Day: 24.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,375,887 km

• M1: 233,223 km (0.03 R)
• M2: 2,563,060 km (0.093 R)
• M3: 3,344,111 km (0.082 R)
• M4: 4,481,204 km (0.109 R)
• M5: 6,547,450 km (0.07 R)
• M6: 7,369,191 km (0.059 R)
• M7: 18,748,204 km (0.101 R)
• M8: 22,593,168 km (0.109 R)
• M9: 30,335,755 km (0.036 R)
• M10: 31,400,443 km (0.119 R)

Kuiper Belt

Range: 30.3 - 60.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 20,140 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit