🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.87 AU - 1.19 AU

Year: 378 Days

Day: 12.2 Hours

Environment

Temp: 45 °C

Axial Tilt: 50 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 63,185,883 km

• M1: 627,264 km (0.043 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.06 AU - 1.24 AU

Year: 446 Days

Day: 20.3 Hours

Environment

Temp: 6 °C

Axial Tilt: 33.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.24 AU - 1.7 AU

Year: 645 Days

Day: 27.5 Hours

Environment

Temp: -33 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.84 AU - 2.4 AU

Year: 1116 Days

Day: 33.4 Hours

Environment

Temp: -66 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.4

Radius: 10.1

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 9.31 AU - 11.29 AU

Year: 11955 Days

Day: 12.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,185,883 km

• M1: 125,662 km (0.107 R)
• M2: 484,847 km (0.082 R)
• M3: 2,023,610 km (0.082 R)
• M4: 2,791,197 km (0.114 R)
• M5: 4,262,193 km (0.096 R)
• M6: 5,887,424 km (0.109 R)
• M7: 6,511,247 km (0.069 R)
• M8: 7,352,287 km (0.062 R)
• M9: 9,930,905 km (0.116 R)
• M10: 10,701,783 km (0.118 R)
• M11: 11,871,489 km (0.12 R)
• M12: 12,803,334 km (0.118 R)
• M13: 13,850,220 km (0.095 R)
• M14: 15,095,024 km (0.117 R)
• M15: 16,639,921 km (0.065 R)
• M16: 18,695,395 km (0.093 R)
• M17: 20,826,268 km (0.069 R)
• M18: 21,904,569 km (0.062 R)
• M19: 24,762,636 km (0.049 R)
• M20: 25,564,780 km (0.064 R)
• M21: 26,800,459 km (0.108 R)
• M22: 27,539,472 km (0.034 R)
• M23: 30,517,666 km (0.068 R)
• M24: 34,194,184 km (0.046 R)
• M25: 37,628,203 km (0.118 R)
• M26: 40,729,367 km (0.071 R)
• M27: 43,851,474 km (0.083 R)
• M28: 46,673,189 km (0.1 R)
• M29: 48,984,776 km (0.076 R)
• M30: 54,001,989 km (0.107 R)
• M31: 55,690,799 km (0.102 R)

Asteroid Belt

Center: 12 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 744.6

Radius: 7.2

Gravity: 14.36 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 12.59 AU - 14.81 AU

Year: 18339 Days

Day: 23.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 98.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,185,883 km

• M1: 118,182 km (0.104 R)
• M2: 358,885 km (0.058 R)
• M3: 587,471 km (0.089 R)
• M4: 853,605 km (0.082 R)
• M5: 1,606,681 km (0.093 R)
• M6: 2,223,473 km (0.114 R)
• M7: 5,750,991 km (0.041 R)
• M8: 7,697,708 km (0.087 R)
• M9: 9,587,728 km (0.103 R)
• M10: 10,700,586 km (0.117 R)
• M11: 10,945,478 km (0.07 R)
• M12: 13,462,013 km (0.072 R)
• M13: 15,860,815 km (0.11 R)
• M14: 17,922,722 km (0.047 R)
• M15: 20,436,864 km (0.052 R)
• M16: 22,270,934 km (0.112 R)
• M17: 29,016,153 km (0.105 R)
• M18: 39,867,085 km (0.092 R)
• M19: 43,335,062 km (0.038 R)
• M20: 45,381,561 km (0.081 R)
• M21: 66,777,049 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 196.4

Radius: 3.5

Gravity: 16.03 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 14.59 AU - 21.97 AU

Year: 28265 Days

Day: 22 Hours

Environment

Temp: -203 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,185,883 km

• M1: 97,687 km (0.052 R)
• M2: 483,500 km (0.111 R)
• M3: 595,549 km (0.099 R)
• M4: 983,456 km (0.083 R)
• M5: 1,272,629 km (0.11 R)
• M6: 1,998,328 km (0.093 R)
• M7: 2,191,160 km (0.117 R)
• M8: 4,114,989 km (0.118 R)
• M9: 5,570,277 km (0.041 R)
• M10: 6,433,157 km (0.094 R)
• M11: 7,070,295 km (0.088 R)
• M12: 7,247,119 km (0.101 R)
• M13: 7,426,786 km (0.09 R)
• M14: 7,748,422 km (0.079 R)
• M15: 8,175,524 km (0.11 R)
• M16: 9,128,312 km (0.061 R)
• M17: 10,491,598 km (0.118 R)
• M18: 10,721,679 km (0.107 R)
• M19: 11,737,000 km (0.064 R)
• M20: 15,311,641 km (0.053 R)
• M21: 20,161,455 km (0.1 R)
• M22: 21,794,315 km (0.094 R)
• M23: 22,452,396 km (0.088 R)
• M24: 24,708,033 km (0.075 R)
• M25: 27,002,715 km (0.095 R)
• M26: 29,892,796 km (0.104 R)
• M27: 31,650,422 km (0.082 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 16,796 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit