🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.61 AU - 0.67 AU

Year: 179 Days

Day: 46.3 Hours

Environment

Temp: 251 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.21 AU - 1.43 AU

Year: 531 Days

Day: 31.6 Hours

Environment

Temp: 13 °C

Axial Tilt: 14.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 112,357,658 km

• M1: 148,102 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.39 AU - 1.83 AU

Year: 715 Days

Day: 19.5 Hours

Environment

Temp: -37 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 112,357,658 km

• M1: 43,533 km (0.069 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.77 AU - 1.89 AU

Year: 866 Days

Day: 39.8 Hours

Environment

Temp: -35 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.36 AU - 4.86 AU

Year: 2915 Days

Day: 37 Hours

Environment

Temp: -111 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 112,357,658 km

• M1: 118,033 km (0.064 R)

Asteroid Belt

Center: 6.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.7

Radius: 8.2

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.18 AU - 9.82 AU

Year: 8670 Days

Day: 10.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 112,357,658 km

• M1: 102,325 km (0.087 R)
• M2: 426,504 km (0.116 R)
• M3: 816,505 km (0.054 R)
• M4: 1,124,378 km (0.107 R)
• M5: 1,639,443 km (0.086 R)
• M6: 2,138,801 km (0.08 R)
• M7: 2,567,698 km (0.077 R)
• M8: 3,073,787 km (0.109 R)
• M9: 3,691,477 km (0.118 R)
• M10: 5,882,039 km (0.096 R)
• M11: 8,652,142 km (0.044 R)
• M12: 11,824,814 km (0.028 R)
• M13: 15,082,308 km (0.096 R)
• M14: 16,267,721 km (0.084 R)
• M15: 23,876,419 km (0.114 R)
• M16: 24,968,483 km (0.059 R)
• M17: 29,289,318 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366.3

Radius: 4.8

Gravity: 15.9 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 11.12 AU - 18.1 AU

Year: 19537 Days

Day: 22.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 112,357,658 km

• M1: 59,690 km (0.103 R)
• M2: 248,781 km (0.099 R)
• M3: 482,902 km (0.116 R)
• M4: 646,712 km (0.095 R)
• M5: 1,834,519 km (0.098 R)
• M6: 2,068,789 km (0.086 R)
• M7: 2,262,518 km (0.059 R)
• M8: 4,065,023 km (0.112 R)
• M9: 5,163,670 km (0.111 R)
• M10: 9,624,379 km (0.057 R)
• M11: 10,001,216 km (0.094 R)
• M12: 11,249,610 km (0.085 R)
• M13: 11,789,060 km (0.107 R)
• M14: 12,534,806 km (0.07 R)
• M15: 16,973,075 km (0.07 R)
• M16: 19,497,988 km (0.117 R)
• M17: 23,689,421 km (0.051 R)
• M18: 23,982,035 km (0.054 R)
• M19: 24,276,892 km (0.107 R)
• M20: 26,409,559 km (0.058 R)
• M21: 26,935,097 km (0.042 R)
• M22: 29,781,047 km (0.041 R)
• M23: 54,644,661 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 30.3

Radius: 4.6

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 17.82 AU - 18.04 AU

Year: 26561 Days

Day: 22.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 112,357,658 km

• M1: 57,146 km (0.102 R)
• M2: 262,694 km (0.079 R)
• M3: 1,484,759 km (0.104 R)
• M4: 1,648,419 km (0.049 R)
• M5: 2,360,206 km (0.104 R)
• M6: 2,548,699 km (0.108 R)
• M7: 3,383,904 km (0.108 R)
• M8: 3,805,770 km (0.09 R)
• M9: 5,111,161 km (0.09 R)
• M10: 5,756,825 km (0.108 R)
• M11: 8,605,019 km (0.044 R)
• M12: 9,950,203 km (0.081 R)
• M13: 13,315,706 km (0.059 R)
• M14: 19,020,023 km (0.114 R)
• M15: 24,514,453 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 893

Radius: 6.9

Gravity: 18.76 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 18.62 AU - 21.5 AU

Year: 31432 Days

Day: 20.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 112,357,658 km

• M1: 137,032 km (0.04 R)
• M2: 1,637,797 km (0.106 R)
• M3: 4,537,603 km (0.115 R)
• M4: 7,434,117 km (0.07 R)
• M5: 9,714,886 km (0.115 R)
• M6: 10,316,568 km (0.078 R)
• M7: 13,620,587 km (0.099 R)
• M8: 19,175,605 km (0.049 R)
• M9: 19,487,367 km (0.118 R)
• M10: 25,694,930 km (0.073 R)
• M11: 31,061,006 km (0.106 R)
• M12: 34,004,494 km (0.108 R)
• M13: 40,609,688 km (0.109 R)
• M14: 41,124,006 km (0.092 R)
• M15: 46,884,421 km (0.101 R)
• M16: 53,775,498 km (0.119 R)
• M17: 62,215,660 km (0.085 R)
• M18: 65,919,404 km (0.043 R)
• M19: 70,258,640 km (0.089 R)
• M20: 71,746,391 km (0.037 R)
• M21: 81,116,304 km (0.058 R)
• M22: 83,303,724 km (0.033 R)
• M23: 96,041,235 km (0.111 R)
• M24: 102,870,527 km (0.083 R)
• M25: 106,078,953 km (0.081 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 16,826 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit