🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.6 AU - 0.66 AU

Year: 189 Days

Day: 43 Hours

Environment

Temp: 203 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.86 AU - 0.86 AU

Year: 302 Days

Day: 18 Hours

Environment

Temp: 46 °C

Axial Tilt: 1.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1 AU - 1.04 AU

Year: 390 Days

Day: 29.8 Hours

Environment

Temp: 3 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1 AU - 1.44 AU

Year: 510 Days

Day: 19.1 Hours

Environment

Temp: -35 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.41 AU - 3.61 AU

Year: 1978 Days

Day: 40.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.1

Radius: 10.3

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.85 AU - 6.37 AU

Year: 4375 Days

Day: 11.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,850,293 km

• M1: 128,205 km (0.107 R)
• M2: 801,545 km (0.112 R)
• M3: 1,435,242 km (0.106 R)
• M4: 2,016,430 km (0.098 R)
• M5: 2,681,243 km (0.062 R)
• M6: 3,309,554 km (0.108 R)
• M7: 5,379,390 km (0.113 R)
• M8: 5,793,926 km (0.086 R)
• M9: 6,470,706 km (0.078 R)
• M10: 8,559,093 km (0.114 R)
• M11: 9,635,748 km (0.082 R)
• M12: 11,327,401 km (0.041 R)
• M13: 13,811,474 km (0.073 R)
• M14: 15,344,104 km (0.033 R)
• M15: 16,695,870 km (0.084 R)
• M16: 18,186,763 km (0.049 R)
• M17: 18,870,126 km (0.086 R)
• M18: 19,506,066 km (0.088 R)
• M19: 20,820,882 km (0.106 R)
• M20: 21,845,179 km (0.059 R)
• M21: 23,118,107 km (0.116 R)
• M22: 24,514,902 km (0.055 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.2

Radius: 11.6

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.51 AU - 8.65 AU

Year: 9519 Days

Day: 10 Hours

Environment

Temp: -182 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,850,293 km

• M1: 147,204 km (0.035 R)
• M2: 616,642 km (0.056 R)
• M3: 1,189,901 km (0.04 R)
• M4: 1,712,596 km (0.089 R)
• M5: 7,132,976 km (0.093 R)
• M6: 8,589,012 km (0.112 R)
• M7: 12,690,537 km (0.025 R)
• M8: 16,298,838 km (0.082 R)
• M9: 17,297,852 km (0.086 R)
• M10: 23,770,802 km (0.116 R)
• M11: 26,131,756 km (0.053 R)
• M12: 26,981,023 km (0.089 R)
• M13: 27,499,230 km (0.095 R)
• M14: 28,555,840 km (0.089 R)
• M15: 32,564,614 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.6

Radius: 14.9

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.08 AU - 10.58 AU

Year: 9938 Days

Day: 14.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 68,850,293 km

• M1: 185,352 km (0.102 R)
• M2: 845,228 km (0.117 R)
• M3: 1,805,945 km (0.111 R)
• M4: 2,797,779 km (0.066 R)
• M5: 3,492,213 km (0.115 R)
• M6: 4,595,946 km (0.115 R)
• M7: 5,957,436 km (0.113 R)
• M8: 6,831,387 km (0.04 R)
• M9: 7,616,626 km (0.117 R)
• M10: 8,143,061 km (0.098 R)
• M11: 9,123,077 km (0.099 R)
• M12: 10,875,167 km (0.031 R)
• M13: 11,487,471 km (0.104 R)
• M14: 12,181,605 km (0.035 R)
• M15: 12,720,457 km (0.096 R)
• M16: 13,526,939 km (0.028 R)
• M17: 17,247,288 km (0.096 R)
• M18: 20,492,964 km (0.1 R)
• M19: 24,126,247 km (0.069 R)
• M20: 25,169,692 km (0.104 R)
• M21: 26,441,573 km (0.079 R)
• M22: 27,550,841 km (0.056 R)
• M23: 28,796,094 km (0.056 R)
• M24: 29,539,745 km (0.038 R)
• M25: 34,510,284 km (0.066 R)
• M26: 34,988,249 km (0.043 R)
• M27: 35,957,195 km (0.061 R)
• M28: 36,943,942 km (0.099 R)
• M29: 40,275,786 km (0.069 R)
• M30: 43,943,028 km (0.107 R)
• M31: 45,498,846 km (0.102 R)
• M32: 48,272,391 km (0.095 R)
• M33: 49,020,679 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.6

Radius: 5.8

Gravity: 10.81 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 12.58 AU - 18.88 AU

Year: 23629 Days

Day: 21.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 68,850,293 km

• M1: 72,106 km (0.109 R)
• M2: 597,943 km (0.105 R)
• M3: 855,550 km (0.095 R)
• M4: 1,309,131 km (0.093 R)
• M5: 2,081,654 km (0.103 R)
• M6: 2,455,051 km (0.11 R)
• M7: 2,945,881 km (0.058 R)
• M8: 3,227,873 km (0.07 R)
• M9: 4,183,504 km (0.084 R)
• M10: 7,258,489 km (0.114 R)
• M11: 8,163,855 km (0.104 R)
• M12: 10,138,696 km (0.093 R)
• M13: 10,428,019 km (0.079 R)
• M14: 10,722,727 km (0.064 R)
• M15: 14,633,065 km (0.035 R)
• M16: 25,743,400 km (0.052 R)
• M17: 29,554,705 km (0.118 R)
• M18: 29,789,873 km (0.091 R)
• M19: 34,111,456 km (0.089 R)
• M20: 34,370,260 km (0.054 R)
• M21: 35,154,602 km (0.1 R)
• M22: 37,031,307 km (0.073 R)
• M23: 38,411,946 km (0.12 R)
• M24: 38,973,686 km (0.11 R)
• M25: 39,969,858 km (0.077 R)
• M26: 41,569,508 km (0.057 R)
• M27: 47,102,535 km (0.114 R)
• M28: 51,390,459 km (0.081 R)
• M29: 55,038,104 km (0.084 R)
• M30: 58,483,941 km (0.048 R)
• M31: 67,009,973 km (0.03 R)
• M32: 67,212,827 km (0.046 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 11,058 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit