🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.4 AU - 0.62 AU

Year: 139 Days

Day: 44.4 Hours

Environment

Temp: 233 °C

Axial Tilt: 25.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.55 AU - 0.67 AU

Year: 181 Days

Day: 38.8 Hours

Environment

Temp: 128 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,182,417 km

• M1: 39,045 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.76 AU - 1.02 AU

Year: 320 Days

Day: 34 Hours

Environment

Temp: 16 °C

Axial Tilt: 9.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.1 AU - 1.3 AU

Year: 501 Days

Day: 30.6 Hours

Environment

Temp: -18 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.46 AU - 1.48 AU

Year: 679 Days

Day: 41.5 Hours

Environment

Temp: -41 °C

Axial Tilt: 153.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.39 AU - 3.79 AU

Year: 2068 Days

Day: 45 Hours

Environment

Temp: -119 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,182,417 km

• M1: 379,231 km (0.1 R)

Asteroid Belt

Center: 3.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.2

Radius: 10

Gravity: 7.54 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.79 AU - 5.17 AU

Year: 3611 Days

Day: 6.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,182,417 km

• M1: 124,316 km (0.075 R)
• M2: 519,254 km (0.052 R)
• M3: 847,023 km (0.096 R)
• M4: 1,260,661 km (0.051 R)
• M5: 1,628,672 km (0.114 R)
• M6: 2,109,928 km (0.064 R)
• M7: 3,116,722 km (0.117 R)
• M8: 3,676,517 km (0.085 R)
• M9: 4,416,877 km (0.118 R)
• M10: 6,105,089 km (0.056 R)
• M11: 7,239,191 km (0.08 R)
• M12: 8,046,421 km (0.089 R)
• M13: 8,580,635 km (0.113 R)
• M14: 9,484,655 km (0.086 R)
• M15: 14,820,960 km (0.109 R)
• M16: 15,192,262 km (0.112 R)
• M17: 16,740,301 km (0.094 R)
• M18: 18,209,053 km (0.052 R)
• M19: 18,943,878 km (0.062 R)
• M20: 20,669,190 km (0.056 R)
• M21: 22,081,693 km (0.078 R)
• M22: 23,200,386 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.1

Radius: 5.6

Gravity: 31.48 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 10.97 AU - 17.81 AU

Year: 20787 Days

Day: 16.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 88,182,417 km

• M1: 70,012 km (0.119 R)
• M2: 267,780 km (0.113 R)
• M3: 480,060 km (0.111 R)
• M4: 733,030 km (0.078 R)
• M5: 957,576 km (0.109 R)
• M6: 1,397,394 km (0.097 R)
• M7: 1,672,504 km (0.106 R)
• M8: 2,045,601 km (0.089 R)
• M9: 3,038,931 km (0.097 R)
• M10: 3,412,028 km (0.074 R)
• M11: 3,783,031 km (0.117 R)
• M12: 4,214,920 km (0.12 R)
• M13: 5,216,478 km (0.089 R)
• M14: 5,417,986 km (0.104 R)
• M15: 5,793,926 km (0.073 R)
• M16: 6,010,094 km (0.087 R)
• M17: 6,644,539 km (0.093 R)
• M18: 9,512,929 km (0.097 R)
• M19: 11,216,400 km (0.11 R)
• M20: 11,689,278 km (0.085 R)
• M21: 15,132,872 km (0.113 R)
• M22: 17,084,226 km (0.088 R)
• M23: 17,350,511 km (0.048 R)
• M24: 20,366,105 km (0.094 R)
• M25: 23,167,923 km (0.083 R)
• M26: 24,379,516 km (0.111 R)
• M27: 26,452,195 km (0.114 R)
• M28: 30,034,017 km (0.047 R)
• M29: 37,093,690 km (0.113 R)
• M30: 38,901,879 km (0.114 R)
• M31: 42,530,375 km (0.12 R)
• M32: 46,034,556 km (0.098 R)
• M33: 54,564,776 km (0.05 R)
• M34: 55,919,086 km (0.106 R)
• M35: 60,938,543 km (0.116 R)
• M36: 63,451,189 km (0.101 R)
• M37: 64,733,093 km (0.042 R)
• M38: 69,130,522 km (0.077 R)
• M39: 69,580,812 km (0.099 R)
• M40: 73,021,413 km (0.112 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 15,250 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit