🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.82 AU - 0.92 AU

Year: 292 Days

Day: 46.3 Hours

Environment

Temp: 158 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.84 AU - 1 AU

Year: 318 Days

Day: 17.9 Hours

Environment

Temp: 157 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.25 AU - 1.39 AU

Year: 546 Days

Day: 44 Hours

Environment

Temp: -9 °C

Axial Tilt: 44.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.97 AU - 2.43 AU

Year: 1174 Days

Day: 41.1 Hours

Environment

Temp: -66 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,176,280 km

• M1: 40,990 km (0.107 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.03 AU - 5.03 AU

Year: 3470 Days

Day: 47 Hours

Environment

Temp: -123 °C

Axial Tilt: 49.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.3

Radius: 12.1

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 9.17 AU - 13.03 AU

Year: 13309 Days

Day: 7.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 91,176,280 km

• M1: 151,991 km (0.093 R)
• M2: 1,270,535 km (0.111 R)
• M3: 2,568,595 km (0.068 R)
• M4: 4,026,576 km (0.118 R)
• M5: 4,880,331 km (0.085 R)
• M6: 7,267,465 km (0.087 R)
• M7: 8,095,190 km (0.115 R)
• M8: 9,195,632 km (0.05 R)
• M9: 11,247,815 km (0.111 R)
• M10: 11,742,386 km (0.092 R)
• M11: 15,682,794 km (0.088 R)
• M12: 18,866,984 km (0.117 R)
• M13: 19,284,512 km (0.102 R)
• M14: 22,304,444 km (0.085 R)
• M15: 22,849,728 km (0.068 R)
• M16: 23,644,243 km (0.104 R)
• M17: 25,120,774 km (0.107 R)
• M18: 28,712,020 km (0.102 R)
• M19: 32,136,016 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625

Radius: 6

Gravity: 17.36 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 11.78 AU - 14.06 AU

Year: 16713 Days

Day: 23.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 91,176,280 km

• M1: 74,649 km (0.033 R)
• M2: 313,408 km (0.103 R)
• M3: 663,167 km (0.098 R)
• M4: 1,197,830 km (0.098 R)
• M5: 1,719,628 km (0.079 R)
• M6: 2,258,030 km (0.053 R)
• M7: 3,177,010 km (0.083 R)
• M8: 3,551,154 km (0.117 R)
• M9: 4,044,229 km (0.069 R)
• M10: 5,130,609 km (0.109 R)
• M11: 5,457,929 km (0.105 R)
• M12: 5,837,758 km (0.109 R)
• M13: 6,440,338 km (0.058 R)
• M14: 7,172,620 km (0.1 R)
• M15: 8,547,424 km (0.12 R)
• M16: 9,646,819 km (0.118 R)
• M17: 9,866,428 km (0.1 R)
• M18: 11,559,876 km (0.098 R)
• M19: 15,213,206 km (0.037 R)
• M20: 17,138,680 km (0.082 R)
• M21: 19,921,200 km (0.1 R)
• M22: 20,367,600 km (0.084 R)
• M23: 21,465,798 km (0.068 R)
• M24: 21,840,541 km (0.072 R)
• M25: 24,894,133 km (0.099 R)
• M26: 26,148,810 km (0.111 R)
• M27: 31,229,902 km (0.042 R)
• M28: 35,608,931 km (0.119 R)
• M29: 37,740,551 km (0.073 R)
• M30: 38,149,402 km (0.12 R)
• M31: 42,255,863 km (0.093 R)
• M32: 54,568,367 km (0.116 R)
• M33: 57,575,583 km (0.085 R)
• M34: 58,845,220 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.4

Radius: 3

Gravity: 55.82 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 18.38 AU - 20.32 AU

Year: 30633 Days

Day: 16 Hours

Environment

Temp: -205 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 91,176,280 km

• M1: 37,250 km (0.113 R)
• M2: 577,747 km (0.092 R)
• M3: 930,499 km (0.098 R)
• M4: 1,995,486 km (0.062 R)
• M5: 2,400,896 km (0.1 R)
• M6: 2,522,818 km (0.07 R)
• M7: 4,080,432 km (0.105 R)
• M8: 5,038,307 km (0.077 R)
• M9: 6,457,542 km (0.079 R)
• M10: 6,645,885 km (0.033 R)
• M11: 7,283,472 km (0.032 R)
• M12: 8,453,626 km (0.08 R)
• M13: 9,083,134 km (0.115 R)
• M14: 10,759,677 km (0.066 R)
• M15: 13,529,183 km (0.106 R)
• M16: 38,794,917 km (0.056 R)
• M17: 41,000,139 km (0.041 R)
• M18: 49,556,688 km (0.077 R)
• M19: 54,831,060 km (0.074 R)
• M20: 61,512,999 km (0.078 R)
• M21: 62,570,357 km (0.033 R)
• M22: 73,582,256 km (0.088 R)
• M23: 74,534,297 km (0.119 R)
• M24: 75,977,767 km (0.039 R)
• M25: 82,703,986 km (0.101 R)
• M26: 89,545,545 km (0.084 R)
• M27: 90,086,940 km (0.077 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 18,553 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit