🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.74 AU - 0.88 AU

Year: 265 Days

Day: 21 Hours

Environment

Temp: 89 °C

Axial Tilt: 22.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.43 AU - 2.01 AU

Year: 820 Days

Day: 42.7 Hours

Environment

Temp: -52 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.07 AU - 3.59 AU

Year: 2208 Days

Day: 22.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14

Radius: 14.9

Gravity: 0.06 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 10.56 AU - 11.94 AU

Year: 13714 Days

Day: 14.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,029,775 km

• M1: 185,352 km (0.099 R)
• M2: 704,456 km (0.073 R)
• M3: 1,421,629 km (0.093 R)
• M4: 2,773,993 km (0.104 R)
• M5: 3,639,417 km (0.084 R)
• M6: 4,357,636 km (0.117 R)
• M7: 7,600,170 km (0.067 R)
• M8: 9,230,039 km (0.073 R)
• M9: 11,726,678 km (0.104 R)
• M10: 13,382,726 km (0.061 R)
• M11: 14,780,120 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.8

Radius: 12.7

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 10.67 AU - 14.11 AU

Year: 15850 Days

Day: 6.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 74,029,775 km

• M1: 158,125 km (0.041 R)
• M2: 669,750 km (0.069 R)
• M3: 1,118,394 km (0.101 R)
• M4: 1,707,510 km (0.089 R)
• M5: 4,037,647 km (0.085 R)
• M6: 5,442,819 km (0.077 R)
• M7: 6,096,412 km (0.1 R)
• M8: 7,841,771 km (0.074 R)
• M9: 9,461,617 km (0.117 R)
• M10: 10,010,940 km (0.073 R)
• M11: 10,465,568 km (0.081 R)
• M12: 11,053,338 km (0.061 R)
• M13: 11,850,246 km (0.09 R)
• M14: 12,883,219 km (0.076 R)
• M15: 16,657,424 km (0.111 R)
• M16: 17,705,058 km (0.068 R)
• M17: 18,710,654 km (0.075 R)
• M18: 20,744,138 km (0.062 R)
• M19: 21,205,049 km (0.104 R)
• M20: 22,628,772 km (0.109 R)
• M21: 30,955,539 km (0.08 R)
• M22: 37,200,054 km (0.098 R)
• M23: 41,120,715 km (0.101 R)
• M24: 50,766,187 km (0.069 R)
• M25: 53,652,528 km (0.106 R)
• M26: 55,224,054 km (0.11 R)
• M27: 59,936,387 km (0.099 R)
• M28: 61,438,649 km (0.099 R)
• M29: 65,897,264 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 658.5

Radius: 5.5

Gravity: 21.77 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 11.84 AU - 14.94 AU

Year: 17807 Days

Day: 24.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 74,029,775 km

• M1: 68,516 km (0.093 R)
• M2: 347,516 km (0.109 R)
• M3: 880,533 km (0.113 R)
• M4: 1,512,434 km (0.12 R)
• M5: 2,429,918 km (0.071 R)
• M6: 2,609,286 km (0.102 R)
• M7: 4,250,674 km (0.072 R)
• M8: 5,175,787 km (0.091 R)
• M9: 5,627,423 km (0.114 R)
• M10: 7,185,485 km (0.088 R)
• M11: 7,556,637 km (0.092 R)
• M12: 10,001,066 km (0.064 R)
• M13: 13,130,804 km (0.114 R)
• M14: 13,337,099 km (0.093 R)
• M15: 15,140,800 km (0.036 R)
• M16: 16,376,928 km (0.114 R)
• M17: 16,696,319 km (0.053 R)
• M18: 18,960,782 km (0.055 R)
• M19: 25,129,600 km (0.108 R)
• M20: 25,554,308 km (0.1 R)
• M21: 27,078,711 km (0.098 R)
• M22: 29,595,096 km (0.064 R)
• M23: 29,949,943 km (0.089 R)
• M24: 35,087,133 km (0.093 R)
• M25: 38,914,146 km (0.084 R)
• M26: 42,558,201 km (0.113 R)
• M27: 43,617,802 km (0.047 R)
• M28: 47,707,808 km (0.106 R)
• M29: 48,522,668 km (0.059 R)
• M30: 53,432,320 km (0.091 R)
• M31: 62,656,675 km (0.114 R)
• M32: 66,019,485 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.4

Radius: 3.9

Gravity: 9.1 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 12.28 AU - 16.88 AU

Year: 20233 Days

Day: 24.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,029,775 km

• M1: 81,232 km (0.112 R)
• M2: 277,205 km (0.081 R)
• M3: 424,559 km (0.09 R)
• M4: 662,120 km (0.08 R)
• M5: 785,090 km (0.089 R)
• M6: 962,961 km (0.095 R)
• M7: 2,495,292 km (0.1 R)
• M8: 3,450,325 km (0.1 R)
• M9: 4,226,738 km (0.085 R)
• M10: 6,854,126 km (0.042 R)
• M11: 8,818,046 km (0.105 R)
• M12: 11,941,650 km (0.083 R)
• M13: 17,677,382 km (0.032 R)
• M14: 19,856,724 km (0.076 R)
• M15: 22,802,904 km (0.085 R)
• M16: 27,748,460 km (0.036 R)
• M17: 29,340,481 km (0.115 R)
• M18: 38,220,162 km (0.055 R)
• M19: 39,565,794 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387.5

Radius: 7.6

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 13.04 AU - 21 AU

Year: 25519 Days

Day: 15.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 74,029,775 km

• M1: 94,546 km (0.083 R)
• M2: 570,267 km (0.109 R)
• M3: 2,383,543 km (0.104 R)
• M4: 3,210,520 km (0.113 R)
• M5: 4,280,893 km (0.064 R)
• M6: 5,690,404 km (0.06 R)
• M7: 6,967,521 km (0.082 R)
• M8: 7,918,664 km (0.118 R)
• M9: 11,226,871 km (0.078 R)
• M10: 11,736,701 km (0.109 R)
• M11: 23,444,829 km (0.073 R)
• M12: 24,807,815 km (0.12 R)
• M13: 29,093,644 km (0.096 R)
• M14: 31,286,001 km (0.079 R)
• M15: 31,914,013 km (0.062 R)
• M16: 32,807,262 km (0.072 R)
• M17: 37,384,358 km (0.093 R)
• M18: 37,666,201 km (0.118 R)
• M19: 39,386,726 km (0.077 R)
• M20: 39,971,803 km (0.105 R)
• M21: 46,468,390 km (0.061 R)
• M22: 49,117,618 km (0.095 R)
• M23: 52,568,692 km (0.039 R)
• M24: 64,490,894 km (0.09 R)
• M25: 71,183,604 km (0.102 R)
• M26: 72,269,535 km (0.06 R)

Kuiper Belt

Range: 30.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 13,934 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit