🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.97 AU - 1.01 AU

Year: 348 Days

Day: 16 Hours

Environment

Temp: 153 °C

Axial Tilt: 34.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 108,216,568 km

• M1: 33,959 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.86 AU - 1.4 AU

Year: 424 Days

Day: 24.9 Hours

Environment

Temp: 42 °C

Axial Tilt: 22.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.14 AU - 1.34 AU

Year: 488 Days

Day: 47.3 Hours

Environment

Temp: 24 °C

Axial Tilt: 25.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.28 AU - 1.92 AU

Year: 715 Days

Day: 12.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.6

Radius: 8

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.6 AU - 5.6 AU

Year: 4679 Days

Day: 9.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 108,216,568 km

• M1: 99,632 km (0.118 R)
• M2: 426,504 km (0.045 R)
• M3: 943,514 km (0.091 R)
• M4: 1,456,036 km (0.109 R)
• M5: 2,409,423 km (0.109 R)
• M6: 2,903,994 km (0.101 R)
• M7: 3,232,212 km (0.118 R)
• M8: 3,625,804 km (0.117 R)
• M9: 4,925,510 km (0.086 R)
• M10: 5,948,909 km (0.086 R)
• M11: 6,210,705 km (0.108 R)
• M12: 6,978,890 km (0.091 R)
• M13: 8,409,794 km (0.062 R)
• M14: 11,840,522 km (0.089 R)
• M15: 12,681,112 km (0.074 R)
• M16: 14,221,073 km (0.071 R)
• M17: 14,585,344 km (0.083 R)
• M18: 15,009,304 km (0.102 R)
• M19: 15,441,492 km (0.06 R)
• M20: 16,161,357 km (0.106 R)
• M21: 17,194,929 km (0.067 R)
• M22: 19,776,689 km (0.089 R)
• M23: 22,186,411 km (0.062 R)
• M24: 22,747,254 km (0.094 R)
• M25: 25,465,148 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.9

Radius: 14.2

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 10.85 AU - 12.13 AU

Year: 13752 Days

Day: 6.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 108,216,568 km

• M1: 176,675 km (0.12 R)
• M2: 631,752 km (0.056 R)
• M3: 1,247,197 km (0.115 R)
• M4: 2,772,797 km (0.114 R)
• M5: 3,762,237 km (0.076 R)
• M6: 4,249,328 km (0.078 R)
• M7: 5,600,944 km (0.084 R)
• M8: 6,436,149 km (0.115 R)
• M9: 7,662,253 km (0.086 R)
• M10: 8,450,335 km (0.1 R)
• M11: 9,812,723 km (0.076 R)
• M12: 10,686,673 km (0.099 R)
• M13: 11,972,168 km (0.115 R)
• M14: 14,779,372 km (0.109 R)
• M15: 17,603,481 km (0.099 R)
• M16: 18,402,782 km (0.11 R)
• M17: 19,142,693 km (0.089 R)
• M18: 19,731,810 km (0.11 R)
• M19: 21,034,957 km (0.11 R)
• M20: 22,118,344 km (0.085 R)
• M21: 24,790,611 km (0.081 R)
• M22: 30,312,867 km (0.032 R)
• M23: 38,837,103 km (0.091 R)
• M24: 40,742,681 km (0.102 R)
• M25: 51,374,901 km (0.031 R)
• M26: 53,007,014 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468.2

Radius: 5.4

Gravity: 16.06 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 12.68 AU - 13.9 AU

Year: 17107 Days

Day: 20.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 108,216,568 km

• M1: 83,027 km (0.049 R)
• M2: 338,091 km (0.118 R)
• M3: 675,135 km (0.055 R)
• M4: 998,566 km (0.072 R)
• M5: 1,762,113 km (0.09 R)
• M6: 2,081,355 km (0.072 R)
• M7: 2,315,027 km (0.09 R)
• M8: 3,147,838 km (0.101 R)
• M9: 3,325,561 km (0.071 R)
• M10: 4,600,883 km (0.111 R)
• M11: 5,136,443 km (0.06 R)
• M12: 5,491,588 km (0.114 R)
• M13: 7,790,608 km (0.044 R)
• M14: 8,549,818 km (0.115 R)
• M15: 10,380,447 km (0.045 R)
• M16: 11,180,795 km (0.077 R)
• M17: 12,839,237 km (0.116 R)
• M18: 13,098,042 km (0.097 R)
• M19: 14,375,607 km (0.092 R)
• M20: 14,937,647 km (0.05 R)
• M21: 16,255,454 km (0.092 R)
• M22: 17,020,049 km (0.038 R)
• M23: 17,490,235 km (0.04 R)
• M24: 30,724,111 km (0.119 R)
• M25: 32,009,456 km (0.087 R)
• M26: 36,725,380 km (0.064 R)
• M27: 39,656,750 km (0.09 R)
• M28: 41,742,443 km (0.098 R)
• M29: 42,025,931 km (0.057 R)
• M30: 42,740,261 km (0.086 R)
• M31: 47,659,488 km (0.112 R)
• M32: 49,221,439 km (0.032 R)
• M33: 50,495,415 km (0.065 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.9

Radius: 7

Gravity: 16.45 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 17.88 AU - 21.86 AU

Year: 31275 Days

Day: 16.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 108,216,568 km

• M1: 87,066 km (0.091 R)
• M2: 359,035 km (0.073 R)
• M3: 794,065 km (0.098 R)
• M4: 1,132,007 km (0.051 R)
• M5: 1,544,748 km (0.12 R)
• M6: 3,402,753 km (0.035 R)
• M7: 3,630,292 km (0.096 R)
• M8: 4,043,930 km (0.057 R)
• M9: 4,723,104 km (0.079 R)
• M10: 5,789,138 km (0.088 R)
• M11: 10,543,508 km (0.083 R)
• M12: 11,970,672 km (0.116 R)
• M13: 14,178,886 km (0.083 R)
• M14: 15,555,635 km (0.082 R)
• M15: 20,111,938 km (0.064 R)
• M16: 22,635,055 km (0.114 R)
• M17: 28,967,384 km (0.069 R)
• M18: 35,918,299 km (0.111 R)
• M19: 38,951,546 km (0.075 R)
• M20: 40,614,625 km (0.098 R)
• M21: 49,259,736 km (0.091 R)
• M22: 51,597,802 km (0.099 R)
• M23: 57,764,675 km (0.118 R)
• M24: 63,038,149 km (0.087 R)
• M25: 73,273,037 km (0.109 R)
• M26: 78,651,081 km (0.084 R)
• M27: 84,286,283 km (0.075 R)
• M28: 91,338,476 km (0.119 R)
• M29: 103,423,291 km (0.084 R)
• M30: 105,323,334 km (0.034 R)
• M31: 106,602,695 km (0.101 R)
• M32: 107,246,265 km (0.102 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 487 - 14,647 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit