🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.73 AU - 1.01 AU

Year: 311 Days

Day: 47.9 Hours

Environment

Temp: 14 °C

Axial Tilt: 136.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.97 AU - 1.21 AU

Year: 436 Days

Day: 44.7 Hours

Environment

Temp: -9 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.97 AU - 2.89 AU

Year: 1450 Days

Day: 41.8 Hours

Environment

Temp: -102 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.34 AU - 3.4 AU

Year: 1862 Days

Day: 32.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.7 AU - 4.28 AU

Year: 2496 Days

Day: 41.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,368,973 km

• M1: 43,683 km (0.067 R)

Asteroid Belt

Center: 3.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323

Radius: 11.1

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.81 AU - 4.67 AU

Year: 3343 Days

Day: 11 Hours

Environment

Temp: -135 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 93,368,973 km

• M1: 150,196 km (0.069 R)
• M2: 744,549 km (0.071 R)
• M3: 1,195,885 km (0.067 R)
• M4: 1,575,714 km (0.096 R)
• M5: 2,689,022 km (0.087 R)
• M6: 3,040,577 km (0.046 R)
• M7: 4,900,826 km (0.117 R)
• M8: 5,405,719 km (0.086 R)
• M9: 6,021,464 km (0.109 R)
• M10: 7,873,486 km (0.05 R)
• M11: 8,470,680 km (0.056 R)
• M12: 9,898,293 km (0.063 R)
• M13: 10,334,221 km (0.025 R)
• M14: 11,050,496 km (0.079 R)
• M15: 11,921,006 km (0.084 R)
• M16: 12,373,090 km (0.064 R)
• M17: 14,023,604 km (0.071 R)
• M18: 14,389,071 km (0.044 R)
• M19: 17,916,589 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880

Radius: 14.3

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 7.11 AU - 7.13 AU

Year: 7274 Days

Day: 8.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 93,368,973 km

• M1: 178,171 km (0.082 R)
• M2: 1,180,327 km (0.042 R)
• M3: 1,931,309 km (0.096 R)
• M4: 2,648,182 km (0.049 R)
• M5: 3,134,225 km (0.094 R)
• M6: 3,826,414 km (0.097 R)
• M7: 4,343,275 km (0.111 R)
• M8: 5,330,023 km (0.093 R)
• M9: 7,707,133 km (0.09 R)
• M10: 9,197,726 km (0.085 R)
• M11: 10,035,624 km (0.105 R)
• M12: 11,387,091 km (0.06 R)
• M13: 15,326,003 km (0.085 R)
• M14: 18,528,295 km (0.101 R)
• M15: 20,170,580 km (0.114 R)
• M16: 22,152,752 km (0.052 R)
• M17: 23,064,701 km (0.058 R)
• M18: 33,609,705 km (0.112 R)
• M19: 34,592,862 km (0.106 R)
• M20: 36,046,804 km (0.105 R)
• M21: 37,657,823 km (0.059 R)
• M22: 39,436,691 km (0.103 R)
• M23: 39,920,341 km (0.091 R)
• M24: 41,270,911 km (0.049 R)
• M25: 41,769,521 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.5

Radius: 14.8

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 7.43 AU - 7.65 AU

Year: 7927 Days

Day: 10.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 93,368,973 km

• M1: 184,305 km (0.102 R)
• M2: 750,383 km (0.107 R)
• M3: 1,513,631 km (0.059 R)
• M4: 2,315,775 km (0.101 R)
• M5: 3,747,726 km (0.044 R)
• M6: 4,832,011 km (0.115 R)
• M7: 6,221,626 km (0.113 R)
• M8: 7,905,051 km (0.11 R)
• M9: 12,435,323 km (0.086 R)
• M10: 13,007,684 km (0.105 R)
• M11: 14,516,080 km (0.027 R)
• M12: 16,476,859 km (0.094 R)
• M13: 17,238,312 km (0.111 R)
• M14: 19,972,961 km (0.112 R)
• M15: 21,321,885 km (0.034 R)
• M16: 22,645,976 km (0.043 R)
• M17: 27,811,291 km (0.12 R)
• M18: 29,795,707 km (0.116 R)
• M19: 30,615,354 km (0.064 R)
• M20: 31,449,960 km (0.12 R)
• M21: 33,164,801 km (0.055 R)
• M22: 36,314,584 km (0.068 R)
• M23: 39,658,695 km (0.098 R)
• M24: 40,901,255 km (0.104 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491

Radius: 11

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 9.75 AU - 13.35 AU

Year: 15029 Days

Day: 14.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 93,368,973 km

• M1: 148,999 km (0.115 R)
• M2: 687,103 km (0.103 R)
• M3: 1,534,725 km (0.104 R)
• M4: 1,925,325 km (0.087 R)
• M5: 2,402,542 km (0.1 R)
• M6: 3,316,136 km (0.05 R)
• M7: 3,676,667 km (0.094 R)
• M8: 4,538,949 km (0.113 R)
• M9: 4,985,199 km (0.106 R)
• M10: 6,946,876 km (0.103 R)
• M11: 8,734,720 km (0.054 R)
• M12: 10,317,616 km (0.069 R)
• M13: 10,755,489 km (0.108 R)
• M14: 18,582,000 km (0.092 R)
• M15: 19,313,235 km (0.102 R)
• M16: 23,447,372 km (0.104 R)
• M17: 24,881,866 km (0.088 R)
• M18: 34,013,769 km (0.086 R)
• M19: 37,880,724 km (0.069 R)
• M20: 38,661,625 km (0.102 R)
• M21: 39,986,912 km (0.048 R)
• M22: 41,342,269 km (0.072 R)
• M23: 43,574,120 km (0.047 R)
• M24: 45,009,212 km (0.109 R)
• M25: 47,671,306 km (0.089 R)
• M26: 49,348,747 km (0.081 R)
• M27: 54,948,195 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750.9

Radius: 7.9

Gravity: 12.03 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 13.25 AU - 20.01 AU

Year: 25966 Days

Day: 24.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 93,368,973 km

• M1: 98,435 km (0.089 R)
• M2: 419,323 km (0.107 R)
• M3: 679,324 km (0.069 R)
• M4: 1,203,664 km (0.09 R)
• M5: 1,873,564 km (0.096 R)
• M6: 3,013,500 km (0.109 R)
• M7: 5,135,844 km (0.077 R)
• M8: 8,711,383 km (0.09 R)
• M9: 9,236,173 km (0.058 R)
• M10: 10,871,128 km (0.106 R)
• M11: 13,749,690 km (0.038 R)
• M12: 14,785,057 km (0.072 R)
• M13: 20,043,871 km (0.117 R)
• M14: 20,345,610 km (0.046 R)
• M15: 31,274,482 km (0.046 R)
• M16: 37,893,739 km (0.088 R)
• M17: 39,289,637 km (0.062 R)
• M18: 41,528,668 km (0.114 R)
• M19: 53,429,179 km (0.096 R)
• M20: 66,741,744 km (0.118 R)
• M21: 73,917,654 km (0.099 R)
• M22: 76,582,591 km (0.067 R)
• M23: 89,234,382 km (0.078 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 19,669 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit