🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.07 AU - 2.09 AU

Year: 1124 Days

Day: 17.4 Hours

Environment

Temp: -79 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,721,337 km

• M1: 161,117 km (0.104 R)
• M2: 225,294 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.56 AU - 3.62 AU

Year: 2549 Days

Day: 26.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 83.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 42,721,337 km

• M1: 179,218 km (0.068 R)
• M2: 271,071 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.22 AU - 4.8 AU

Year: 3009 Days

Day: 15 Hours

Environment

Temp: -124 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,721,337 km

• M1: 605,722 km (0.105 R)

Asteroid Belt

Center: 4.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496

Radius: 9.2

Gravity: 5.86 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.34 AU - 5.6 AU

Year: 4152 Days

Day: 12.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,721,337 km

• M1: 116,088 km (0.037 R)
• M2: 784,192 km (0.116 R)
• M3: 1,264,252 km (0.071 R)
• M4: 2,360,206 km (0.092 R)
• M5: 2,784,166 km (0.054 R)
• M6: 3,847,657 km (0.038 R)
• M7: 4,190,087 km (0.064 R)
• M8: 4,576,199 km (0.07 R)
• M9: 5,393,901 km (0.074 R)
• M10: 5,851,521 km (0.118 R)
• M11: 6,541,616 km (0.096 R)
• M12: 8,222,049 km (0.107 R)
• M13: 9,237,369 km (0.103 R)
• M14: 11,428,230 km (0.093 R)
• M15: 16,752,269 km (0.055 R)
• M16: 19,916,413 km (0.089 R)
• M17: 21,141,620 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.7

Radius: 9.6

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 10.15 AU - 12.19 AU

Year: 13990 Days

Day: 9.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,721,337 km

• M1: 119,379 km (0.102 R)
• M2: 449,242 km (0.027 R)
• M3: 1,349,074 km (0.114 R)
• M4: 2,183,231 km (0.083 R)
• M5: 2,848,044 km (0.045 R)
• M6: 3,696,563 km (0.119 R)
• M7: 4,091,502 km (0.093 R)
• M8: 5,033,819 km (0.101 R)
• M9: 12,253,711 km (0.08 R)
• M10: 13,134,992 km (0.08 R)
• M11: 14,535,528 km (0.114 R)
• M12: 16,479,402 km (0.055 R)
• M13: 18,753,589 km (0.107 R)
• M14: 22,131,359 km (0.092 R)
• M15: 31,431,859 km (0.101 R)
• M16: 32,721,692 km (0.109 R)
• M17: 33,079,530 km (0.071 R)
• M18: 40,384,693 km (0.108 R)
• M19: 45,217,303 km (0.062 R)
• M20: 45,661,309 km (0.1 R)
• M21: 47,925,473 km (0.096 R)
• M22: 49,632,684 km (0.059 R)
• M23: 57,732,062 km (0.03 R)
• M24: 58,429,637 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255

Radius: 7.6

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 12.83 AU - 17.01 AU

Year: 21596 Days

Day: 19.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,721,337 km

• M1: 94,995 km (0.109 R)
• M2: 362,326 km (0.048 R)
• M3: 650,302 km (0.049 R)
• M4: 909,705 km (0.116 R)
• M5: 1,189,303 km (0.098 R)
• M6: 1,742,516 km (0.093 R)
• M7: 2,315,476 km (0.076 R)
• M8: 4,029,718 km (0.031 R)
• M9: 4,417,027 km (0.117 R)
• M10: 6,336,816 km (0.074 R)
• M11: 6,696,898 km (0.074 R)
• M12: 7,240,986 km (0.084 R)
• M13: 9,405,218 km (0.095 R)
• M14: 11,727,875 km (0.11 R)
• M15: 12,271,214 km (0.103 R)
• M16: 25,743,550 km (0.06 R)
• M17: 26,148,511 km (0.078 R)
• M18: 36,296,632 km (0.027 R)
• M19: 37,190,928 km (0.083 R)
• M20: 38,626,021 km (0.077 R)
• M21: 54,560,587 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 90.1

Radius: 5.6

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 14.13 AU - 17.17 AU

Year: 23201 Days

Day: 16.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 42,721,337 km

• M1: 69,713 km (0.106 R)
• M2: 1,658,891 km (0.036 R)
• M3: 1,851,722 km (0.086 R)
• M4: 3,252,258 km (0.103 R)
• M5: 3,702,846 km (0.085 R)
• M6: 4,330,410 km (0.098 R)
• M7: 4,845,774 km (0.101 R)
• M8: 5,118,342 km (0.115 R)
• M9: 5,337,353 km (0.104 R)
• M10: 5,628,171 km (0.075 R)
• M11: 6,898,257 km (0.111 R)
• M12: 11,094,028 km (0.11 R)
• M13: 12,055,195 km (0.117 R)
• M14: 14,511,891 km (0.11 R)
• M15: 17,705,806 km (0.082 R)
• M16: 23,073,976 km (0.107 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 333 - 15,230 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit