🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.71 AU - 0.79 AU

Year: 237 Days

Day: 22.7 Hours

Environment

Temp: 173 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.79 AU - 1.31 AU

Year: 393 Days

Day: 15.1 Hours

Environment

Temp: 27 °C

Axial Tilt: 33.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.05 AU - 1.43 AU

Year: 504 Days

Day: 29.5 Hours

Environment

Temp: -0 °C

Axial Tilt: 5.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.25 AU - 1.97 AU

Year: 746 Days

Day: 24.8 Hours

Environment

Temp: -34 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.62 AU - 2.06 AU

Year: 912 Days

Day: 48 Hours

Environment

Temp: -57 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.29 AU - 4.43 AU

Year: 3325 Days

Day: 42.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.2

Radius: 13.8

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.3 AU - 7.12 AU

Year: 5652 Days

Day: 10.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 83,341,962 km

• M1: 171,589 km (0.099 R)
• M2: 886,667 km (0.09 R)
• M3: 1,383,332 km (0.097 R)
• M4: 3,582,271 km (0.117 R)
• M5: 4,080,581 km (0.09 R)
• M6: 5,475,432 km (0.112 R)
• M7: 6,140,245 km (0.113 R)
• M8: 7,415,267 km (0.104 R)
• M9: 7,852,691 km (0.089 R)
• M10: 9,692,296 km (0.12 R)
• M11: 13,284,590 km (0.061 R)
• M12: 14,942,583 km (0.113 R)
• M13: 18,599,653 km (0.107 R)
• M14: 21,030,618 km (0.073 R)
• M15: 23,510,203 km (0.078 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.6

Radius: 11.1

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 5.35 AU - 8.79 AU

Year: 6866 Days

Day: 10.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,341,962 km

• M1: 138,079 km (0.083 R)
• M2: 666,309 km (0.119 R)
• M3: 1,425,219 km (0.102 R)
• M4: 1,771,089 km (0.076 R)
• M5: 2,406,731 km (0.101 R)
• M6: 2,963,983 km (0.098 R)
• M7: 3,338,426 km (0.086 R)
• M8: 3,887,301 km (0.086 R)
• M9: 4,878,985 km (0.056 R)
• M10: 7,173,068 km (0.114 R)
• M11: 8,826,873 km (0.064 R)
• M12: 9,519,361 km (0.115 R)
• M13: 12,022,134 km (0.108 R)
• M14: 12,710,733 km (0.098 R)
• M15: 16,425,697 km (0.107 R)
• M16: 18,219,225 km (0.034 R)
• M17: 20,066,310 km (0.079 R)
• M18: 20,733,816 km (0.071 R)
• M19: 21,724,004 km (0.116 R)
• M20: 22,985,713 km (0.09 R)
• M21: 23,634,668 km (0.088 R)
• M22: 25,568,370 km (0.042 R)
• M23: 25,915,138 km (0.111 R)
• M24: 27,605,445 km (0.089 R)
• M25: 35,748,954 km (0.043 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799.7

Radius: 7.5

Gravity: 14.22 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 12.47 AU - 17.54 AU

Year: 21219 Days

Day: 20.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 83,341,962 km

• M1: 93,199 km (0.105 R)
• M2: 331,658 km (0.033 R)
• M3: 637,586 km (0.108 R)
• M4: 1,317,508 km (0.082 R)
• M5: 1,843,495 km (0.08 R)
• M6: 2,144,635 km (0.08 R)
• M7: 4,448,293 km (0.082 R)
• M8: 4,733,875 km (0.095 R)
• M9: 5,031,575 km (0.099 R)
• M10: 5,957,735 km (0.106 R)
• M11: 6,349,532 km (0.071 R)
• M12: 7,578,628 km (0.087 R)
• M13: 10,007,798 km (0.074 R)
• M14: 10,878,458 km (0.037 R)
• M15: 12,070,903 km (0.113 R)
• M16: 14,713,100 km (0.033 R)
• M17: 15,188,073 km (0.11 R)
• M18: 23,380,053 km (0.1 R)
• M19: 24,464,787 km (0.107 R)
• M20: 26,968,307 km (0.104 R)
• M21: 27,919,600 km (0.112 R)
• M22: 29,388,203 km (0.117 R)
• M23: 30,015,018 km (0.079 R)
• M24: 32,212,909 km (0.064 R)
• M25: 37,803,681 km (0.09 R)
• M26: 38,098,987 km (0.069 R)
• M27: 38,844,284 km (0.078 R)
• M28: 40,209,963 km (0.115 R)
• M29: 44,828,498 km (0.064 R)
• M30: 51,218,421 km (0.091 R)
• M31: 51,580,149 km (0.099 R)
• M32: 54,160,114 km (0.087 R)
• M33: 57,602,062 km (0.037 R)
• M34: 69,017,875 km (0.04 R)
• M35: 71,018,747 km (0.078 R)
• M36: 74,439,003 km (0.072 R)
• M37: 76,543,097 km (0.106 R)
• M38: 79,168,091 km (0.112 R)
• M39: 82,346,896 km (0.089 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 13,646 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit