🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.47 AU - 0.61 AU

Year: 149 Days

Day: 46.7 Hours

Environment

Temp: 182 °C

Axial Tilt: 11.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.46 AU - 0.66 AU

Year: 157 Days

Day: 21 Hours

Environment

Temp: 203 °C

Axial Tilt: 1.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 88,174,292 km

• M1: 31,864 km (0.111 R)
• M2: 51,013 km (0.06 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.59 AU - 0.65 AU

Year: 183 Days

Day: 33.3 Hours

Environment

Temp: 192 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,174,292 km

• M1: 191,036 km (0.058 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.92 AU - 1.06 AU

Year: 369 Days

Day: 28.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 74.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.12 AU - 1.22 AU

Year: 474 Days

Day: 26.6 Hours

Environment

Temp: 9 °C

Axial Tilt: 123.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.3 AU - 4.86 AU

Year: 3088 Days

Day: 22.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.8

Radius: 12.1

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 7.86 AU - 8.32 AU

Year: 8623 Days

Day: 10.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,174,292 km

• M1: 150,944 km (0.116 R)
• M2: 553,961 km (0.052 R)
• M3: 945,010 km (0.074 R)
• M4: 1,595,312 km (0.101 R)
• M5: 2,386,086 km (0.069 R)
• M6: 2,972,510 km (0.051 R)
• M7: 3,400,360 km (0.119 R)
• M8: 4,881,379 km (0.119 R)
• M9: 5,670,058 km (0.115 R)
• M10: 7,578,479 km (0.043 R)
• M11: 9,929,259 km (0.07 R)
• M12: 10,452,254 km (0.112 R)
• M13: 11,761,534 km (0.108 R)
• M14: 12,674,979 km (0.091 R)
• M15: 16,345,213 km (0.107 R)
• M16: 17,757,566 km (0.094 R)
• M17: 18,815,223 km (0.104 R)
• M18: 21,445,752 km (0.073 R)
• M19: 22,320,750 km (0.032 R)
• M20: 25,176,274 km (0.089 R)
• M21: 30,001,853 km (0.116 R)
• M22: 36,297,081 km (0.043 R)
• M23: 37,653,784 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 746.9

Radius: 3.1

Gravity: 77.72 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 10.64 AU - 15.04 AU

Year: 17242 Days

Day: 20.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 88,174,292 km

• M1: 40,092 km (0.085 R)
• M2: 161,117 km (0.117 R)
• M3: 282,590 km (0.059 R)
• M4: 386,860 km (0.094 R)
• M5: 588,967 km (0.107 R)
• M6: 2,191,908 km (0.12 R)
• M7: 3,052,395 km (0.072 R)
• M8: 3,183,742 km (0.104 R)
• M9: 3,629,843 km (0.103 R)
• M10: 5,834,317 km (0.077 R)
• M11: 6,672,963 km (0.057 R)
• M12: 6,939,546 km (0.058 R)
• M13: 7,121,158 km (0.107 R)
• M14: 8,742,350 km (0.085 R)
• M15: 9,333,112 km (0.12 R)
• M16: 11,642,305 km (0.101 R)
• M17: 17,182,213 km (0.116 R)
• M18: 17,766,542 km (0.068 R)
• M19: 21,077,143 km (0.088 R)
• M20: 26,944,820 km (0.101 R)
• M21: 34,073,458 km (0.045 R)
• M22: 34,203,908 km (0.119 R)
• M23: 41,018,689 km (0.105 R)
• M24: 46,886,815 km (0.076 R)
• M25: 49,683,846 km (0.108 R)
• M26: 56,333,771 km (0.091 R)
• M27: 58,738,258 km (0.111 R)
• M28: 69,249,303 km (0.055 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.5

Radius: 7.5

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 16.19 AU - 20.19 AU

Year: 29072 Days

Day: 16.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,174,292 km

• M1: 93,499 km (0.088 R)
• M2: 390,600 km (0.111 R)
• M3: 1,623,586 km (0.061 R)
• M4: 2,692,014 km (0.102 R)
• M5: 3,710,177 km (0.12 R)
• M6: 6,572,582 km (0.03 R)
• M7: 7,596,430 km (0.106 R)
• M8: 10,711,806 km (0.046 R)
• M9: 11,708,726 km (0.119 R)
• M10: 13,355,500 km (0.078 R)
• M11: 14,117,551 km (0.052 R)
• M12: 14,988,809 km (0.073 R)
• M13: 16,405,202 km (0.05 R)
• M14: 22,752,939 km (0.104 R)
• M15: 29,407,800 km (0.025 R)
• M16: 33,106,458 km (0.112 R)
• M17: 33,937,623 km (0.109 R)
• M18: 34,358,293 km (0.092 R)
• M19: 38,454,282 km (0.065 R)
• M20: 43,356,006 km (0.095 R)
• M21: 57,695,860 km (0.056 R)
• M22: 76,569,725 km (0.106 R)
• M23: 87,384,006 km (0.07 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 13,400 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit