🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.46 AU - 0.54 AU

Year: 151 Days

Day: 31.1 Hours

Environment

Temp: 136 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.75 AU - 1.03 AU

Year: 359 Days

Day: 12.8 Hours

Environment

Temp: -41 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.81 AU - 1.07 AU

Year: 390 Days

Day: 17.9 Hours

Environment

Temp: -51 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,137,508 km

• M1: 44,879 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.2 AU - 1.8 AU

Year: 785 Days

Day: 15 Hours

Environment

Temp: -99 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,137,508 km

• M1: 638,783 km (0.091 R)

Asteroid Belt

Center: 2.2 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.6

Radius: 8

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.76 AU - 3.05 AU

Year: 2111 Days

Day: 11.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,137,508 km

• M1: 99,483 km (0.093 R)
• M2: 357,689 km (0.105 R)
• M3: 773,571 km (0.077 R)
• M4: 1,039,705 km (0.072 R)
• M5: 1,870,572 km (0.06 R)
• M6: 2,361,851 km (0.116 R)
• M7: 2,921,796 km (0.104 R)
• M8: 3,567,161 km (0.062 R)
• M9: 3,861,271 km (0.117 R)
• M10: 4,171,537 km (0.076 R)
• M11: 4,439,616 km (0.096 R)
• M12: 4,698,720 km (0.108 R)
• M13: 5,117,145 km (0.099 R)
• M14: 5,721,371 km (0.071 R)
• M15: 6,964,828 km (0.112 R)
• M16: 7,649,986 km (0.1 R)
• M17: 7,936,317 km (0.042 R)
• M18: 9,641,284 km (0.116 R)
• M19: 9,975,635 km (0.112 R)
• M20: 12,855,693 km (0.089 R)
• M21: 14,139,991 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.3

Radius: 12

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 8.8 AU - 9.06 AU

Year: 11408 Days

Day: 10.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,137,508 km

• M1: 149,448 km (0.114 R)
• M2: 620,532 km (0.068 R)
• M3: 2,307,098 km (0.05 R)
• M4: 3,971,524 km (0.115 R)
• M5: 8,310,162 km (0.057 R)
• M6: 10,576,121 km (0.066 R)
• M7: 11,851,443 km (0.055 R)
• M8: 25,784,539 km (0.075 R)
• M9: 26,727,006 km (0.095 R)
• M10: 27,594,674 km (0.107 R)
• M11: 38,293,913 km (0.117 R)
• M12: 41,922,410 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 338

Radius: 7.5

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 8.54 AU - 13.68 AU

Year: 15831 Days

Day: 17.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,137,508 km

• M1: 93,499 km (0.115 R)
• M2: 382,971 km (0.071 R)
• M3: 678,277 km (0.106 R)
• M4: 1,059,901 km (0.075 R)
• M5: 1,564,794 km (0.101 R)
• M6: 2,429,918 km (0.078 R)
• M7: 2,801,519 km (0.096 R)
• M8: 3,330,946 km (0.117 R)
• M9: 3,606,954 km (0.095 R)
• M10: 6,359,854 km (0.094 R)
• M11: 8,778,104 km (0.113 R)
• M12: 10,010,042 km (0.098 R)
• M13: 10,269,595 km (0.108 R)
• M14: 16,028,365 km (0.1 R)
• M15: 19,102,302 km (0.091 R)
• M16: 21,157,926 km (0.102 R)
• M17: 22,637,150 km (0.073 R)
• M18: 27,184,027 km (0.071 R)
• M19: 28,202,340 km (0.066 R)
• M20: 28,720,996 km (0.059 R)
• M21: 30,968,854 km (0.06 R)
• M22: 32,872,337 km (0.05 R)
• M23: 37,781,541 km (0.043 R)
• M24: 39,952,954 km (0.098 R)
• M25: 43,432,600 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.7

Radius: 3.4

Gravity: 84.66 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 13.28 AU - 13.9 AU

Year: 21417 Days

Day: 15.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 55,137,508 km

• M1: 42,336 km (0.096 R)
• M2: 161,566 km (0.12 R)
• M3: 309,967 km (0.063 R)
• M4: 423,512 km (0.034 R)
• M5: 565,181 km (0.059 R)
• M6: 896,540 km (0.115 R)
• M7: 1,220,719 km (0.102 R)
• M8: 2,161,839 km (0.04 R)
• M9: 2,274,486 km (0.086 R)
• M10: 2,487,364 km (0.099 R)
• M11: 3,120,013 km (0.08 R)
• M12: 5,000,907 km (0.091 R)
• M13: 6,496,886 km (0.086 R)
• M14: 8,376,882 km (0.081 R)
• M15: 9,115,148 km (0.062 R)
• M16: 11,115,571 km (0.052 R)
• M17: 14,238,725 km (0.046 R)
• M18: 15,204,529 km (0.06 R)
• M19: 16,385,455 km (0.116 R)
• M20: 16,998,208 km (0.07 R)
• M21: 17,808,430 km (0.093 R)
• M22: 18,362,540 km (0.045 R)
• M23: 19,311,589 km (0.036 R)
• M24: 21,204,002 km (0.072 R)
• M25: 22,782,709 km (0.096 R)
• M26: 30,010,829 km (0.081 R)
• M27: 37,115,082 km (0.118 R)
• M28: 45,432,425 km (0.087 R)
• M29: 55,297,806 km (0.085 R)
• M30: 58,675,875 km (0.088 R)
• M31: 61,558,925 km (0.051 R)
• M32: 64,104,184 km (0.066 R)
• M33: 65,402,693 km (0.096 R)
• M34: 69,403,239 km (0.045 R)
• M35: 70,772,209 km (0.115 R)
• M36: 71,232,373 km (0.11 R)
• M37: 85,986,762 km (0.108 R)
• M38: 86,248,408 km (0.034 R)
• M39: 89,163,024 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.1

Radius: 4.1

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 13.17 AU - 21.03 AU

Year: 30229 Days

Day: 22.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 55,137,508 km

• M1: 69,114 km (0.116 R)
• M2: 298,448 km (0.104 R)
• M3: 568,472 km (0.11 R)
• M4: 793,617 km (0.087 R)
• M5: 1,007,990 km (0.04 R)
• M6: 1,159,533 km (0.116 R)
• M7: 1,598,603 km (0.107 R)
• M8: 1,789,191 km (0.096 R)
• M9: 2,030,641 km (0.099 R)
• M10: 2,178,145 km (0.032 R)
• M11: 2,332,829 km (0.033 R)
• M12: 2,621,104 km (0.099 R)
• M13: 2,773,993 km (0.103 R)
• M14: 3,097,574 km (0.07 R)
• M15: 3,268,713 km (0.118 R)
• M16: 3,523,927 km (0.037 R)
• M17: 5,880,393 km (0.113 R)
• M18: 6,854,574 km (0.089 R)
• M19: 7,752,012 km (0.117 R)
• M20: 10,910,622 km (0.06 R)
• M21: 11,772,156 km (0.115 R)
• M22: 14,491,546 km (0.114 R)
• M23: 15,249,109 km (0.041 R)
• M24: 18,068,880 km (0.05 R)
• M25: 23,290,593 km (0.106 R)
• M26: 24,520,138 km (0.084 R)
• M27: 25,004,387 km (0.077 R)
• M28: 27,210,805 km (0.098 R)
• M29: 32,121,356 km (0.094 R)
• M30: 43,649,368 km (0.094 R)
• M31: 44,790,350 km (0.105 R)
• M32: 51,108,467 km (0.111 R)
• M33: 52,695,551 km (0.06 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 13,794 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit