🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.52 AU - 0.54 AU

Year: 145 Days

Day: 27.2 Hours

Environment

Temp: 147 °C

Axial Tilt: 19.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.64 AU - 0.74 AU

Year: 215 Days

Day: 46.3 Hours

Environment

Temp: 151 °C

Axial Tilt: 52.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.71 AU - 0.91 AU

Year: 273 Days

Day: 31.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.86 AU - 1.24 AU

Year: 403 Days

Day: 34 Hours

Environment

Temp: 17 °C

Axial Tilt: 6.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 84,688,154 km

• M1: 50,863 km (0.064 R)
• M2: 174,880 km (0.089 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.11 AU - 4.21 AU

Year: 2624 Days

Day: 36.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.5

Radius: 14.5

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.98 AU - 5.08 AU

Year: 4227 Days

Day: 11.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,688,154 km

• M1: 180,265 km (0.081 R)
• M2: 659,727 km (0.105 R)
• M3: 1,155,644 km (0.111 R)
• M4: 1,835,566 km (0.12 R)
• M5: 3,128,091 km (0.11 R)
• M6: 3,799,786 km (0.079 R)
• M7: 4,284,782 km (0.12 R)
• M8: 5,064,636 km (0.094 R)
• M9: 6,082,649 km (0.116 R)
• M10: 6,781,720 km (0.106 R)
• M11: 7,266,118 km (0.108 R)
• M12: 8,487,435 km (0.104 R)
• M13: 9,401,179 km (0.042 R)
• M14: 9,963,966 km (0.106 R)
• M15: 10,421,736 km (0.101 R)
• M16: 12,975,521 km (0.109 R)
• M17: 14,240,521 km (0.066 R)
• M18: 15,255,991 km (0.115 R)
• M19: 15,809,503 km (0.036 R)
• M20: 20,531,859 km (0.058 R)
• M21: 21,550,471 km (0.092 R)
• M22: 22,318,506 km (0.038 R)
• M23: 23,104,942 km (0.077 R)
• M24: 24,057,881 km (0.044 R)
• M25: 26,042,446 km (0.07 R)
• M26: 26,674,497 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.1

Radius: 15

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.57 AU - 6.87 AU

Year: 5127 Days

Day: 8.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,688,154 km

• M1: 186,549 km (0.054 R)
• M2: 986,299 km (0.111 R)
• M3: 1,810,134 km (0.083 R)
• M4: 2,969,368 km (0.114 R)
• M5: 4,281,192 km (0.103 R)
• M6: 5,920,934 km (0.073 R)
• M7: 6,716,346 km (0.118 R)
• M8: 8,212,474 km (0.106 R)
• M9: 8,797,552 km (0.045 R)
• M10: 10,722,128 km (0.042 R)
• M11: 12,202,549 km (0.119 R)
• M12: 13,492,531 km (0.112 R)
• M13: 14,088,230 km (0.061 R)
• M14: 16,101,518 km (0.104 R)
• M15: 16,648,747 km (0.059 R)
• M16: 18,630,021 km (0.096 R)
• M17: 19,301,416 km (0.046 R)
• M18: 22,149,910 km (0.094 R)
• M19: 23,287,153 km (0.116 R)
• M20: 24,383,256 km (0.101 R)
• M21: 25,595,448 km (0.104 R)
• M22: 29,745,741 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.7

Radius: 11.6

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.86 AU - 7.62 AU

Year: 5841 Days

Day: 11.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,688,154 km

• M1: 144,212 km (0.036 R)
• M2: 653,443 km (0.114 R)
• M3: 1,153,400 km (0.038 R)
• M4: 1,585,737 km (0.07 R)
• M5: 2,751,404 km (0.069 R)
• M6: 5,470,495 km (0.065 R)
• M7: 6,646,633 km (0.092 R)
• M8: 7,348,995 km (0.119 R)
• M9: 8,778,403 km (0.097 R)
• M10: 9,364,976 km (0.04 R)
• M11: 10,339,457 km (0.064 R)
• M12: 10,710,160 km (0.099 R)
• M13: 11,527,563 km (0.111 R)
• M14: 14,344,192 km (0.059 R)
• M15: 14,805,851 km (0.078 R)
• M16: 15,637,914 km (0.057 R)
• M17: 17,590,765 km (0.113 R)
• M18: 18,934,004 km (0.114 R)
• M19: 20,272,307 km (0.112 R)
• M20: 20,854,242 km (0.101 R)
• M21: 22,512,236 km (0.101 R)
• M22: 22,901,040 km (0.104 R)
• M23: 23,932,967 km (0.025 R)
• M24: 27,567,297 km (0.086 R)
• M25: 29,100,526 km (0.109 R)
• M26: 30,499,864 km (0.056 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.7

Radius: 4.2

Gravity: 30.88 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 14.65 AU - 19.41 AU

Year: 26336 Days

Day: 22.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 84,688,154 km

• M1: 74,350 km (0.11 R)
• M2: 213,626 km (0.098 R)
• M3: 398,828 km (0.116 R)
• M4: 623,674 km (0.081 R)
• M5: 1,236,875 km (0.041 R)
• M6: 1,439,132 km (0.107 R)
• M7: 1,645,128 km (0.118 R)
• M8: 2,159,445 km (0.098 R)
• M9: 2,314,578 km (0.055 R)
• M10: 2,904,293 km (0.073 R)
• M11: 7,867,950 km (0.117 R)
• M12: 8,952,086 km (0.091 R)
• M13: 9,888,120 km (0.105 R)
• M14: 10,193,599 km (0.097 R)
• M15: 11,680,153 km (0.026 R)
• M16: 15,561,769 km (0.101 R)
• M17: 17,083,478 km (0.089 R)
• M18: 17,434,734 km (0.1 R)
• M19: 17,701,168 km (0.108 R)
• M20: 20,223,388 km (0.12 R)
• M21: 25,851,110 km (0.051 R)
• M22: 33,933,285 km (0.091 R)
• M23: 35,048,687 km (0.101 R)
• M24: 36,767,117 km (0.081 R)
• M25: 38,993,134 km (0.076 R)
• M26: 41,150,335 km (0.06 R)
• M27: 42,900,181 km (0.12 R)
• M28: 45,365,255 km (0.085 R)
• M29: 46,038,146 km (0.097 R)
• M30: 50,395,633 km (0.109 R)
• M31: 52,581,557 km (0.036 R)
• M32: 77,297,220 km (0.12 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 10,482 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit