🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.92 AU - 1.18 AU

Year: 395 Days

Day: 23 Hours

Environment

Temp: 11 °C

Axial Tilt: 20.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.6 AU - 1.82 AU

Year: 821 Days

Day: 32.4 Hours

Environment

Temp: -48 °C

Axial Tilt: 66.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.5 AU - 2.34 AU

Year: 977 Days

Day: 36.3 Hours

Environment

Temp: -74 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.52 AU - 2.42 AU

Year: 1015 Days

Day: 26.1 Hours

Environment

Temp: -76 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,145,121 km

• M1: 1,312,721 km (0.075 R)

Asteroid Belt

Center: 3.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.1

Radius: 8.4

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.22 AU - 5.88 AU

Year: 4166 Days

Day: 14.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,145,121 km

• M1: 104,569 km (0.065 R)
• M2: 444,455 km (0.081 R)
• M3: 1,362,537 km (0.1 R)
• M4: 1,797,718 km (0.091 R)
• M5: 2,204,624 km (0.099 R)
• M6: 2,894,569 km (0.104 R)
• M7: 3,721,097 km (0.091 R)
• M8: 4,361,825 km (0.073 R)
• M9: 4,820,193 km (0.098 R)
• M10: 8,864,422 km (0.086 R)
• M11: 9,208,198 km (0.108 R)
• M12: 11,595,929 km (0.098 R)
• M13: 12,811,113 km (0.083 R)
• M14: 15,657,960 km (0.071 R)
• M15: 19,026,904 km (0.114 R)
• M16: 19,663,892 km (0.104 R)
• M17: 22,637,150 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.7

Radius: 14.3

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.31 AU - 8.91 AU

Year: 7706 Days

Day: 8.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 135.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 86,145,121 km

• M1: 177,872 km (0.104 R)
• M2: 747,391 km (0.097 R)
• M3: 1,255,126 km (0.035 R)
• M4: 1,726,958 km (0.039 R)
• M5: 2,336,569 km (0.111 R)
• M6: 2,866,445 km (0.109 R)
• M7: 3,409,635 km (0.099 R)
• M8: 3,971,973 km (0.099 R)
• M9: 4,595,946 km (0.11 R)
• M10: 5,910,761 km (0.06 R)
• M11: 7,051,894 km (0.11 R)
• M12: 8,294,304 km (0.111 R)
• M13: 8,924,710 km (0.093 R)
• M14: 12,247,428 km (0.082 R)
• M15: 14,874,516 km (0.098 R)
• M16: 15,680,550 km (0.104 R)
• M17: 16,385,156 km (0.114 R)
• M18: 17,788,832 km (0.066 R)
• M19: 18,274,128 km (0.118 R)
• M20: 18,839,608 km (0.082 R)
• M21: 21,374,394 km (0.102 R)
• M22: 22,967,462 km (0.093 R)
• M23: 23,876,718 km (0.066 R)
• M24: 24,552,900 km (0.056 R)
• M25: 31,832,632 km (0.113 R)
• M26: 35,195,293 km (0.09 R)
• M27: 38,556,458 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.9

Radius: 14.4

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 8.71 AU - 11.65 AU

Year: 11923 Days

Day: 12.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 86,145,121 km

• M1: 179,069 km (0.119 R)
• M2: 636,090 km (0.049 R)
• M3: 1,240,316 km (0.077 R)
• M4: 2,623,647 km (0.114 R)
• M5: 4,091,502 km (0.047 R)
• M6: 6,475,344 km (0.065 R)
• M7: 7,820,378 km (0.073 R)
• M8: 11,800,579 km (0.063 R)
• M9: 12,917,327 km (0.081 R)
• M10: 18,243,460 km (0.078 R)
• M11: 20,043,721 km (0.12 R)
• M12: 37,015,749 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.9

Radius: 7.1

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 15.2 AU - 16.94 AU

Year: 23648 Days

Day: 15.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,145,121 km

• M1: 91,404 km (0.114 R)
• M2: 879,336 km (0.106 R)
• M3: 1,155,045 km (0.1 R)
• M4: 3,333,041 km (0.061 R)
• M5: 5,787,493 km (0.083 R)
• M6: 9,342,387 km (0.1 R)
• M7: 9,691,997 km (0.105 R)
• M8: 11,345,652 km (0.062 R)
• M9: 16,107,801 km (0.089 R)
• M10: 16,683,304 km (0.097 R)
• M11: 29,739,757 km (0.115 R)
• M12: 36,033,490 km (0.112 R)
• M13: 39,424,724 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.9

Radius: 7.5

Gravity: 10.13 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 14.39 AU - 20.21 AU

Year: 26414 Days

Day: 23.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,145,121 km

• M1: 93,648 km (0.047 R)
• M2: 355,594 km (0.061 R)
• M3: 741,257 km (0.098 R)
• M4: 1,195,885 km (0.083 R)
• M5: 2,127,581 km (0.062 R)
• M6: 2,656,858 km (0.106 R)
• M7: 3,157,712 km (0.092 R)
• M8: 3,910,638 km (0.108 R)
• M9: 4,667,603 km (0.102 R)
• M10: 6,745,817 km (0.11 R)
• M11: 13,050,021 km (0.063 R)
• M12: 13,643,326 km (0.077 R)
• M13: 15,531,550 km (0.083 R)
• M14: 16,029,412 km (0.107 R)
• M15: 16,796,400 km (0.107 R)
• M16: 17,144,963 km (0.116 R)
• M17: 18,866,984 km (0.09 R)
• M18: 19,529,553 km (0.1 R)
• M19: 28,981,147 km (0.112 R)
• M20: 30,632,707 km (0.099 R)
• M21: 31,812,137 km (0.028 R)
• M22: 32,750,265 km (0.103 R)
• M23: 35,389,321 km (0.118 R)
• M24: 39,685,772 km (0.074 R)
• M25: 45,824,820 km (0.077 R)
• M26: 46,848,518 km (0.053 R)
• M27: 52,567,645 km (0.115 R)
• M28: 57,543,868 km (0.036 R)
• M29: 58,535,552 km (0.07 R)
• M30: 59,336,948 km (0.106 R)
• M31: 60,145,824 km (0.03 R)
• M32: 66,014,249 km (0.079 R)
• M33: 77,182,029 km (0.028 R)
• M34: 82,080,313 km (0.117 R)
• M35: 82,832,491 km (0.095 R)
• M36: 83,842,575 km (0.077 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 11,393 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit