🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.53 AU - 0.75 AU

Year: 230 Days

Day: 23.2 Hours

Environment

Temp: -16 °C

Axial Tilt: 44.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.9 AU - 1.02 AU

Year: 423 Days

Day: 29 Hours

Environment

Temp: -67 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.02 AU - 1.06 AU

Year: 477 Days

Day: 25.8 Hours

Environment

Temp: -81 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.63 AU - 1.97 AU

Year: 1086 Days

Day: 41.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,744,141 km

• M1: 39,943 km (0.056 R)

Asteroid Belt

Center: 2.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.8

Radius: 9.3

Gravity: 8.89 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.07 AU - 3.15 AU

Year: 1896 Days

Day: 7.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 89,744,141 km

• M1: 115,789 km (0.073 R)
• M2: 493,523 km (0.12 R)
• M3: 983,307 km (0.045 R)
• M4: 1,290,730 km (0.068 R)
• M5: 2,255,487 km (0.1 R)
• M6: 2,545,707 km (0.051 R)
• M7: 3,028,459 km (0.029 R)
• M8: 5,225,454 km (0.099 R)
• M9: 5,548,136 km (0.113 R)
• M10: 6,623,296 km (0.118 R)
• M11: 6,974,253 km (0.039 R)
• M12: 7,480,791 km (0.116 R)
• M13: 8,379,276 km (0.079 R)
• M14: 9,049,774 km (0.116 R)
• M15: 10,643,440 km (0.043 R)
• M16: 11,239,138 km (0.115 R)
• M17: 11,661,603 km (0.104 R)
• M18: 14,738,233 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242

Radius: 11.3

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 6.21 AU - 9.45 AU

Year: 9851 Days

Day: 8.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 89,744,141 km

• M1: 148,551 km (0.083 R)
• M2: 798,105 km (0.078 R)
• M3: 1,204,712 km (0.043 R)
• M4: 4,316,347 km (0.114 R)
• M5: 5,284,694 km (0.097 R)
• M6: 6,491,351 km (0.112 R)
• M7: 7,797,939 km (0.101 R)
• M8: 10,278,122 km (0.104 R)
• M9: 15,332,136 km (0.032 R)
• M10: 17,697,428 km (0.109 R)
• M11: 28,242,881 km (0.088 R)
• M12: 31,582,055 km (0.085 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 578.5

Radius: 7.6

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 10.62 AU - 12.82 AU

Year: 18039 Days

Day: 15.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 89,744,141 km

• M1: 101,876 km (0.116 R)
• M2: 540,048 km (0.037 R)
• M3: 1,021,305 km (0.08 R)
• M4: 1,356,404 km (0.046 R)
• M5: 2,190,113 km (0.115 R)
• M6: 3,381,660 km (0.074 R)
• M7: 5,537,365 km (0.06 R)
• M8: 6,244,814 km (0.106 R)
• M9: 6,879,108 km (0.069 R)
• M10: 7,370,986 km (0.12 R)
• M11: 9,740,766 km (0.091 R)
• M12: 10,076,015 km (0.111 R)
• M13: 11,249,161 km (0.112 R)
• M14: 11,618,219 km (0.098 R)
• M15: 13,243,600 km (0.107 R)
• M16: 14,431,856 km (0.105 R)
• M17: 22,311,475 km (0.085 R)
• M18: 28,379,015 km (0.068 R)
• M19: 34,421,572 km (0.034 R)
• M20: 36,656,714 km (0.116 R)
• M21: 38,015,661 km (0.106 R)
• M22: 44,243,720 km (0.108 R)
• M23: 44,855,575 km (0.098 R)
• M24: 57,577,079 km (0.075 R)
• M25: 57,940,901 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.1

Radius: 3.5

Gravity: 56.58 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 11.77 AU - 17.73 AU

Year: 25469 Days

Day: 22.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 89,744,141 km

• M1: 43,533 km (0.072 R)
• M2: 166,203 km (0.114 R)
• M3: 322,683 km (0.114 R)
• M4: 816,356 km (0.087 R)
• M5: 960,119 km (0.08 R)
• M6: 1,106,725 km (0.119 R)
• M7: 1,222,514 km (0.103 R)
• M8: 1,362,687 km (0.048 R)
• M9: 2,588,642 km (0.091 R)
• M10: 2,847,147 km (0.076 R)
• M11: 3,038,333 km (0.048 R)
• M12: 4,022,836 km (0.087 R)
• M13: 4,334,150 km (0.056 R)
• M14: 4,736,119 km (0.111 R)
• M15: 5,043,692 km (0.096 R)
• M16: 6,091,027 km (0.088 R)
• M17: 6,547,899 km (0.095 R)
• M18: 8,492,970 km (0.036 R)
• M19: 10,791,691 km (0.064 R)
• M20: 13,702,567 km (0.091 R)
• M21: 15,130,927 km (0.089 R)
• M22: 22,366,228 km (0.032 R)
• M23: 25,482,053 km (0.082 R)
• M24: 25,949,546 km (0.096 R)
• M25: 38,341,934 km (0.065 R)
• M26: 43,104,233 km (0.088 R)
• M27: 49,501,636 km (0.108 R)
• M28: 51,891,313 km (0.114 R)
• M29: 60,963,825 km (0.096 R)
• M30: 61,171,916 km (0.036 R)
• M31: 65,435,305 km (0.11 R)
• M32: 66,531,259 km (0.093 R)
• M33: 68,985,263 km (0.084 R)
• M34: 71,498,806 km (0.109 R)
• M35: 72,194,885 km (0.083 R)
• M36: 72,895,302 km (0.039 R)
• M37: 74,785,472 km (0.084 R)
• M38: 78,909,885 km (0.103 R)
• M39: 82,672,870 km (0.062 R)
• M40: 84,986,999 km (0.097 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: 368 - 17,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit