🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.68 AU - 0.74 AU

Year: 229 Days

Day: 32.5 Hours

Environment

Temp: 103 °C

Axial Tilt: 6.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.56 AU - 0.9 AU

Year: 239 Days

Day: 38.6 Hours

Environment

Temp: 156 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.61 AU - 0.93 AU

Year: 259 Days

Day: 23.5 Hours

Environment

Temp: 119 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.7 AU - 0.94 AU

Year: 284 Days

Day: 32.6 Hours

Environment

Temp: 46 °C

Axial Tilt: 48 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.91 AU - 2.11 AU

Year: 1091 Days

Day: 21.6 Hours

Environment

Temp: -73 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.13 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.2

Radius: 12.8

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.72 AU - 4.76 AU

Year: 3343 Days

Day: 14.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,725,221 km

• M1: 161,267 km (0.098 R)
• M2: 711,787 km (0.073 R)
• M3: 1,469,051 km (0.116 R)
• M4: 1,988,604 km (0.081 R)
• M5: 2,822,313 km (0.114 R)
• M6: 3,354,583 km (0.089 R)
• M7: 3,783,330 km (0.083 R)
• M8: 4,228,683 km (0.1 R)
• M9: 5,156,190 km (0.064 R)
• M10: 5,880,543 km (0.076 R)
• M11: 6,453,951 km (0.118 R)
• M12: 7,502,632 km (0.085 R)
• M13: 9,028,531 km (0.091 R)
• M14: 10,676,501 km (0.085 R)
• M15: 13,557,008 km (0.115 R)
• M16: 14,700,833 km (0.106 R)
• M17: 16,459,655 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.4

Radius: 14.4

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.97 AU - 6.89 AU

Year: 6243 Days

Day: 6.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,725,221 km

• M1: 179,069 km (0.097 R)
• M2: 880,084 km (0.095 R)
• M3: 1,337,854 km (0.083 R)
• M4: 2,167,224 km (0.115 R)
• M5: 4,090,006 km (0.094 R)
• M6: 5,673,798 km (0.037 R)
• M7: 6,714,551 km (0.077 R)
• M8: 7,198,051 km (0.102 R)
• M9: 7,809,009 km (0.059 R)
• M10: 8,307,918 km (0.111 R)
• M11: 9,096,598 km (0.091 R)
• M12: 10,183,277 km (0.094 R)
• M13: 11,672,823 km (0.093 R)
• M14: 12,518,051 km (0.105 R)
• M15: 14,489,601 km (0.106 R)
• M16: 16,313,199 km (0.081 R)
• M17: 17,250,430 km (0.09 R)
• M18: 17,793,320 km (0.084 R)
• M19: 18,849,930 km (0.074 R)
• M20: 20,412,330 km (0.114 R)
• M21: 21,989,092 km (0.093 R)
• M22: 22,843,445 km (0.065 R)
• M23: 23,425,082 km (0.115 R)
• M24: 25,929,949 km (0.098 R)
• M25: 27,206,766 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.6

Radius: 12.8

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 9.84 AU - 10.72 AU

Year: 12620 Days

Day: 9.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,725,221 km

• M1: 162,613 km (0.094 R)
• M2: 926,310 km (0.069 R)
• M3: 1,596,359 km (0.039 R)
• M4: 3,451,073 km (0.086 R)
• M5: 4,808,973 km (0.1 R)
• M6: 5,428,159 km (0.109 R)
• M7: 6,701,685 km (0.074 R)
• M8: 7,746,776 km (0.092 R)
• M9: 9,461,617 km (0.091 R)
• M10: 10,948,021 km (0.116 R)
• M11: 15,157,855 km (0.119 R)
• M12: 21,503,348 km (0.106 R)
• M13: 22,333,616 km (0.069 R)
• M14: 26,809,285 km (0.103 R)
• M15: 33,661,765 km (0.1 R)
• M16: 35,668,920 km (0.101 R)
• M17: 37,489,526 km (0.08 R)
• M18: 38,154,638 km (0.089 R)
• M19: 38,962,915 km (0.108 R)
• M20: 44,202,580 km (0.09 R)
• M21: 59,588,572 km (0.093 R)
• M22: 60,859,406 km (0.089 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.6

Radius: 8.8

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 10.79 AU - 11.33 AU

Year: 14083 Days

Day: 9.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 66,725,221 km

• M1: 113,395 km (0.07 R)
• M2: 555,906 km (0.082 R)
• M3: 963,859 km (0.077 R)
• M4: 1,299,407 km (0.111 R)
• M5: 2,194,451 km (0.086 R)
• M6: 2,517,134 km (0.047 R)
• M7: 2,893,372 km (0.102 R)
• M8: 4,000,845 km (0.088 R)
• M9: 4,456,072 km (0.094 R)
• M10: 5,236,075 km (0.105 R)
• M11: 5,641,635 km (0.103 R)
• M12: 6,865,495 km (0.114 R)
• M13: 7,187,131 km (0.072 R)
• M14: 7,476,902 km (0.085 R)
• M15: 8,124,062 km (0.098 R)
• M16: 9,678,982 km (0.117 R)
• M17: 10,135,405 km (0.059 R)
• M18: 10,447,616 km (0.094 R)
• M19: 14,125,480 km (0.103 R)
• M20: 14,979,384 km (0.097 R)
• M21: 17,449,096 km (0.106 R)
• M22: 18,125,577 km (0.059 R)
• M23: 20,260,040 km (0.101 R)
• M24: 21,772,923 km (0.041 R)
• M25: 28,787,567 km (0.113 R)
• M26: 33,370,797 km (0.048 R)
• M27: 35,955,399 km (0.105 R)
• M28: 36,317,875 km (0.066 R)
• M29: 42,589,167 km (0.11 R)
• M30: 45,203,241 km (0.082 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.8

Radius: 7.2

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 11.98 AU - 15.54 AU

Year: 19543 Days

Day: 15.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 66,725,221 km

• M1: 89,609 km (0.062 R)
• M2: 328,218 km (0.088 R)
• M3: 724,502 km (0.059 R)
• M4: 954,285 km (0.047 R)
• M5: 1,274,275 km (0.103 R)
• M6: 1,521,261 km (0.083 R)
• M7: 2,971,163 km (0.049 R)
• M8: 3,437,609 km (0.101 R)
• M9: 3,862,617 km (0.075 R)
• M10: 4,165,104 km (0.091 R)
• M11: 4,516,210 km (0.06 R)
• M12: 5,133,002 km (0.077 R)
• M13: 6,121,395 km (0.033 R)
• M14: 6,963,781 km (0.081 R)
• M15: 7,458,950 km (0.096 R)
• M16: 7,881,265 km (0.095 R)
• M17: 12,300,535 km (0.054 R)
• M18: 13,844,834 km (0.083 R)
• M19: 14,268,047 km (0.102 R)
• M20: 16,831,107 km (0.098 R)
• M21: 17,394,492 km (0.105 R)
• M22: 22,750,246 km (0.109 R)
• M23: 24,242,784 km (0.117 R)
• M24: 27,642,994 km (0.06 R)
• M25: 27,977,195 km (0.045 R)
• M26: 42,621,630 km (0.086 R)
• M27: 45,345,209 km (0.111 R)
• M28: 47,065,584 km (0.048 R)
• M29: 48,022,113 km (0.04 R)
• M30: 52,147,275 km (0.094 R)
• M31: 57,221,335 km (0.086 R)
• M32: 57,764,226 km (0.061 R)
• M33: 64,550,284 km (0.084 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: 238 - 18,095 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit