🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.49 AU - 0.55 AU

Year: 144 Days

Day: 40 Hours

Environment

Temp: 189 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.59 AU - 0.69 AU

Year: 196 Days

Day: 45.3 Hours

Environment

Temp: 160 °C

Axial Tilt: 9.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.89 AU - 1.11 AU

Year: 383 Days

Day: 33.8 Hours

Environment

Temp: 21 °C

Axial Tilt: 47.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.68 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.5

Radius: 10.2

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.12 AU - 4.58 AU

Year: 3474 Days

Day: 6 Hours

Environment

Temp: -143 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 98,701,857 km

• M1: 127,009 km (0.111 R)
• M2: 1,004,998 km (0.059 R)
• M3: 1,955,394 km (0.114 R)
• M4: 2,488,561 km (0.113 R)
• M5: 4,733,875 km (0.066 R)
• M6: 5,163,969 km (0.102 R)
• M7: 6,613,273 km (0.073 R)
• M8: 6,999,385 km (0.079 R)
• M9: 7,915,373 km (0.087 R)
• M10: 8,909,301 km (0.047 R)
• M11: 9,270,580 km (0.112 R)
• M12: 9,604,183 km (0.057 R)
• M13: 10,178,041 km (0.047 R)
• M14: 10,693,705 km (0.099 R)
• M15: 12,750,227 km (0.051 R)
• M16: 15,364,599 km (0.082 R)
• M17: 18,549,538 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.6

Radius: 10.2

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.23 AU - 5.33 AU

Year: 4001 Days

Day: 14.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 98,701,857 km

• M1: 127,009 km (0.032 R)
• M2: 758,461 km (0.102 R)
• M3: 1,560,755 km (0.025 R)
• M4: 2,183,231 km (0.07 R)
• M5: 2,873,027 km (0.035 R)
• M6: 3,308,806 km (0.118 R)
• M7: 4,508,132 km (0.118 R)
• M8: 4,887,811 km (0.102 R)
• M9: 5,206,754 km (0.08 R)
• M10: 6,036,124 km (0.076 R)
• M11: 6,625,540 km (0.075 R)
• M12: 7,252,954 km (0.12 R)
• M13: 8,323,775 km (0.094 R)
• M14: 10,165,923 km (0.031 R)
• M15: 10,555,775 km (0.111 R)
• M16: 11,136,664 km (0.117 R)
• M17: 12,857,189 km (0.095 R)
• M18: 14,205,215 km (0.062 R)
• M19: 14,583,698 km (0.099 R)
• M20: 15,990,965 km (0.09 R)
• M21: 16,877,482 km (0.101 R)
• M22: 17,610,213 km (0.047 R)
• M23: 19,270,151 km (0.101 R)
• M24: 22,531,384 km (0.108 R)
• M25: 23,046,749 km (0.085 R)
• M26: 24,639,966 km (0.077 R)
• M27: 28,044,514 km (0.104 R)
• M28: 28,726,681 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 195.8

Radius: 7.4

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 9.51 AU - 15.07 AU

Year: 16497 Days

Day: 15.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 98,701,857 km

• M1: 92,451 km (0.064 R)
• M2: 662,868 km (0.074 R)
• M3: 929,302 km (0.1 R)
• M4: 2,060,112 km (0.107 R)
• M5: 2,661,645 km (0.111 R)
• M6: 3,304,916 km (0.081 R)
• M7: 4,688,547 km (0.06 R)
• M8: 5,492,486 km (0.095 R)
• M9: 8,899,129 km (0.069 R)
• M10: 9,405,368 km (0.09 R)
• M11: 11,039,575 km (0.098 R)
• M12: 13,322,887 km (0.095 R)
• M13: 15,704,186 km (0.11 R)
• M14: 15,970,321 km (0.074 R)
• M15: 16,856,090 km (0.063 R)
• M16: 18,355,360 km (0.062 R)
• M17: 22,615,458 km (0.081 R)
• M18: 23,040,466 km (0.112 R)
• M19: 27,587,643 km (0.12 R)
• M20: 28,861,020 km (0.065 R)
• M21: 31,104,389 km (0.103 R)
• M22: 31,630,076 km (0.1 R)
• M23: 33,242,442 km (0.054 R)
• M24: 34,013,320 km (0.096 R)
• M25: 37,216,509 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301

Radius: 5.2

Gravity: 11.13 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 13.66 AU - 14.36 AU

Year: 20078 Days

Day: 17.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 98,701,857 km

• M1: 64,776 km (0.058 R)
• M2: 288,873 km (0.065 R)
• M3: 556,504 km (0.075 R)
• M4: 1,059,602 km (0.039 R)
• M5: 1,363,884 km (0.093 R)
• M6: 1,724,564 km (0.092 R)
• M7: 2,382,047 km (0.114 R)
• M8: 2,745,121 km (0.107 R)
• M9: 2,975,352 km (0.119 R)
• M10: 4,116,185 km (0.111 R)
• M11: 4,356,739 km (0.097 R)
• M12: 5,666,917 km (0.119 R)
• M13: 6,673,860 km (0.111 R)
• M14: 7,437,408 km (0.084 R)
• M15: 8,447,792 km (0.11 R)
• M16: 11,782,328 km (0.105 R)
• M17: 14,140,739 km (0.112 R)
• M18: 15,322,712 km (0.09 R)
• M19: 16,720,105 km (0.048 R)
• M20: 23,161,790 km (0.054 R)
• M21: 24,213,014 km (0.046 R)
• M22: 26,102,884 km (0.025 R)
• M23: 29,949,344 km (0.096 R)
• M24: 30,852,616 km (0.034 R)
• M25: 32,476,800 km (0.114 R)
• M26: 36,401,500 km (0.094 R)
• M27: 36,784,920 km (0.061 R)
• M28: 37,170,882 km (0.118 R)
• M29: 41,737,208 km (0.056 R)
• M30: 43,865,387 km (0.101 R)
• M31: 47,267,242 km (0.105 R)
• M32: 54,590,657 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.5

Radius: 3.3

Gravity: 61.94 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 16.25 AU - 20.19 AU

Year: 29778 Days

Day: 21.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 98,701,857 km

• M1: 42,935 km (0.104 R)
• M2: 155,283 km (0.102 R)
• M3: 267,930 km (0.089 R)
• M4: 1,035,367 km (0.079 R)
• M5: 1,257,221 km (0.057 R)
• M6: 1,491,940 km (0.091 R)
• M7: 1,856,360 km (0.082 R)
• M8: 2,160,792 km (0.074 R)
• M9: 2,678,400 km (0.078 R)
• M10: 3,522,581 km (0.073 R)
• M11: 3,684,147 km (0.098 R)
• M12: 4,917,880 km (0.047 R)
• M13: 6,355,366 km (0.114 R)
• M14: 7,143,747 km (0.032 R)
• M15: 7,298,581 km (0.036 R)
• M16: 9,644,276 km (0.118 R)
• M17: 10,349,779 km (0.106 R)
• M18: 16,998,806 km (0.085 R)
• M19: 23,782,920 km (0.104 R)
• M20: 24,360,068 km (0.047 R)
• M21: 26,392,356 km (0.089 R)
• M22: 34,465,105 km (0.113 R)
• M23: 35,502,267 km (0.104 R)
• M24: 35,953,006 km (0.089 R)
• M25: 42,839,893 km (0.079 R)
• M26: 56,047,141 km (0.099 R)
• M27: 59,356,994 km (0.105 R)
• M28: 70,299,630 km (0.113 R)
• M29: 71,964,804 km (0.108 R)
• M30: 72,204,759 km (0.12 R)
• M31: 81,987,113 km (0.068 R)
• M32: 84,097,191 km (0.119 R)
• M33: 88,700,766 km (0.11 R)
• M34: 92,899,829 km (0.088 R)
• M35: 98,111,071 km (0.065 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 11,058 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit