🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.7 AU - 0.72 AU

Year: 216 Days

Day: 19.5 Hours

Environment

Temp: 112 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,926,834 km

• M1: 98,585 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.91 AU - 0.93 AU

Year: 319 Days

Day: 29.4 Hours

Environment

Temp: 161 °C

Axial Tilt: 47.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,926,834 km

• M1: 103,223 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.24 AU - 1.7 AU

Year: 645 Days

Day: 43.8 Hours

Environment

Temp: -39 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,926,834 km

• M1: 542,442 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.48 AU - 1.8 AU

Year: 760 Days

Day: 16.9 Hours

Environment

Temp: -32 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,926,834 km

• M1: 191,635 km (0.075 R)

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.5

Radius: 10.7

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 7.06 AU - 11.38 AU

Year: 10125 Days

Day: 5.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,926,834 km

• M1: 133,441 km (0.061 R)
• M2: 522,545 km (0.105 R)
• M3: 1,365,829 km (0.082 R)
• M4: 3,931,582 km (0.04 R)
• M5: 5,226,800 km (0.12 R)
• M6: 5,817,712 km (0.108 R)
• M7: 6,863,251 km (0.082 R)
• M8: 9,464,758 km (0.099 R)
• M9: 12,894,738 km (0.066 R)
• M10: 13,607,871 km (0.098 R)
• M11: 14,599,555 km (0.079 R)
• M12: 16,865,814 km (0.054 R)
• M13: 20,932,332 km (0.077 R)
• M14: 23,105,391 km (0.069 R)
• M15: 25,332,754 km (0.091 R)
• M16: 25,887,912 km (0.104 R)
• M17: 29,901,323 km (0.093 R)
• M18: 33,529,520 km (0.111 R)
• M19: 36,027,655 km (0.088 R)
• M20: 42,420,571 km (0.117 R)
• M21: 44,262,719 km (0.112 R)
• M22: 44,664,239 km (0.065 R)

Asteroid Belt

Center: 10.7 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.4

Radius: 15

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 9.75 AU - 14.59 AU

Year: 15354 Days

Day: 5.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,926,834 km

• M1: 188,942 km (0.109 R)
• M2: 692,638 km (0.092 R)
• M3: 1,807,292 km (0.102 R)
• M4: 2,664,039 km (0.063 R)
• M5: 4,593,702 km (0.101 R)
• M6: 6,702,882 km (0.086 R)
• M7: 7,423,046 km (0.104 R)
• M8: 9,840,847 km (0.085 R)
• M9: 10,416,500 km (0.051 R)
• M10: 13,923,672 km (0.117 R)
• M11: 16,179,758 km (0.114 R)
• M12: 22,572,673 km (0.07 R)
• M13: 24,089,296 km (0.102 R)
• M14: 25,031,464 km (0.046 R)
• M15: 25,565,379 km (0.038 R)
• M16: 29,518,203 km (0.11 R)
• M17: 30,114,351 km (0.089 R)
• M18: 31,330,880 km (0.112 R)
• M19: 44,258,231 km (0.07 R)
• M20: 50,429,592 km (0.119 R)
• M21: 54,968,092 km (0.032 R)
• M22: 55,689,603 km (0.088 R)
• M23: 60,152,705 km (0.089 R)
• M24: 66,059,877 km (0.094 R)
• M25: 68,319,253 km (0.085 R)
• M26: 69,153,561 km (0.073 R)
• M27: 70,629,942 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.8

Radius: 3.4

Gravity: 33.55 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 11.78 AU - 14.52 AU

Year: 17246 Days

Day: 15.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,926,834 km

• M1: 42,336 km (0.05 R)
• M2: 363,672 km (0.037 R)
• M3: 2,262,219 km (0.116 R)
• M4: 4,830,366 km (0.104 R)
• M5: 6,187,817 km (0.077 R)
• M6: 6,828,544 km (0.104 R)
• M7: 7,468,374 km (0.109 R)
• M8: 11,864,607 km (0.079 R)
• M9: 16,799,542 km (0.115 R)
• M10: 20,008,865 km (0.092 R)
• M11: 21,667,008 km (0.063 R)
• M12: 22,391,809 km (0.104 R)
• M13: 23,698,846 km (0.103 R)
• M14: 23,985,475 km (0.108 R)
• M15: 36,033,639 km (0.097 R)
• M16: 36,539,430 km (0.069 R)
• M17: 38,084,925 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.6

Radius: 4.3

Gravity: 18.75 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 15.3 AU - 18.66 AU

Year: 25304 Days

Day: 15.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,926,834 km

• M1: 53,556 km (0.101 R)
• M2: 202,107 km (0.118 R)
• M3: 728,841 km (0.119 R)
• M4: 1,008,888 km (0.116 R)
• M5: 1,284,896 km (0.099 R)
• M6: 1,872,965 km (0.096 R)
• M7: 2,441,736 km (0.058 R)
• M8: 2,670,621 km (0.077 R)
• M9: 3,851,098 km (0.11 R)
• M10: 4,488,086 km (0.075 R)
• M11: 6,049,738 km (0.09 R)
• M12: 13,953,293 km (0.107 R)
• M13: 15,825,959 km (0.102 R)
• M14: 16,781,590 km (0.111 R)
• M15: 20,429,235 km (0.115 R)
• M16: 23,845,901 km (0.088 R)
• M17: 24,363,060 km (0.086 R)
• M18: 26,506,798 km (0.077 R)
• M19: 37,718,410 km (0.104 R)
• M20: 38,561,694 km (0.055 R)
• M21: 41,314,743 km (0.116 R)
• M22: 42,967,052 km (0.071 R)
• M23: 57,060,966 km (0.082 R)
• M24: 64,537,868 km (0.069 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 17,484 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit