🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.52 AU - 0.6 AU

Year: 159 Days

Day: 25.1 Hours

Environment

Temp: 195 °C

Axial Tilt: 30 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,343,761 km

• M1: 240,553 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.65 AU - 0.86 AU

Year: 246 Days

Day: 34.6 Hours

Environment

Temp: 158 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.95 AU - 1.09 AU

Year: 390 Days

Day: 17.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 70,343,761 km

• M1: 128,355 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.28 AU - 2.66 AU

Year: 1470 Days

Day: 19.7 Hours

Environment

Temp: -96 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.2

Radius: 12.8

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.78 AU - 4.88 AU

Year: 3413 Days

Day: 12 Hours

Environment

Temp: -129 °C

Axial Tilt: 156.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,343,761 km

• M1: 159,172 km (0.108 R)
• M2: 576,999 km (0.083 R)
• M3: 1,006,345 km (0.065 R)
• M4: 1,493,735 km (0.073 R)
• M5: 2,459,239 km (0.113 R)
• M6: 3,621,016 km (0.11 R)
• M7: 4,651,447 km (0.059 R)
• M8: 5,196,880 km (0.093 R)
• M9: 6,181,833 km (0.071 R)
• M10: 7,255,048 km (0.099 R)
• M11: 8,961,212 km (0.111 R)
• M12: 9,417,036 km (0.063 R)
• M13: 10,878,458 km (0.084 R)
• M14: 17,074,951 km (0.107 R)
• M15: 20,453,021 km (0.077 R)
• M16: 20,979,007 km (0.085 R)
• M17: 24,326,559 km (0.069 R)
• M18: 24,991,671 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827

Radius: 8.9

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 4.84 AU - 6.48 AU

Year: 5100 Days

Day: 10.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,343,761 km

• M1: 115,490 km (0.074 R)
• M2: 495,468 km (0.107 R)
• M3: 785,987 km (0.118 R)
• M4: 1,096,852 km (0.117 R)
• M5: 1,386,922 km (0.115 R)
• M6: 1,768,696 km (0.061 R)
• M7: 2,728,366 km (0.04 R)
• M8: 3,189,427 km (0.088 R)
• M9: 3,634,630 km (0.098 R)
• M10: 4,072,802 km (0.098 R)
• M11: 4,367,360 km (0.119 R)
• M12: 4,782,345 km (0.059 R)
• M13: 5,082,737 km (0.041 R)
• M14: 7,300,974 km (0.077 R)
• M15: 7,589,998 km (0.111 R)
• M16: 7,961,898 km (0.041 R)
• M17: 8,783,041 km (0.112 R)
• M18: 11,152,521 km (0.062 R)
• M19: 11,879,866 km (0.093 R)
• M20: 12,898,179 km (0.088 R)
• M21: 13,375,097 km (0.119 R)
• M22: 13,754,028 km (0.106 R)
• M23: 14,476,885 km (0.117 R)
• M24: 15,817,432 km (0.09 R)
• M25: 16,302,578 km (0.089 R)
• M26: 17,948,005 km (0.081 R)
• M27: 18,542,506 km (0.086 R)
• M28: 19,631,729 km (0.094 R)
• M29: 20,333,941 km (0.064 R)
• M30: 23,155,357 km (0.104 R)
• M31: 23,702,137 km (0.109 R)
• M32: 24,018,537 km (0.11 R)
• M33: 26,736,580 km (0.111 R)
• M34: 27,773,742 km (0.097 R)
• M35: 31,615,864 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.5

Radius: 8.3

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 9.97 AU - 10.55 AU

Year: 12447 Days

Day: 9.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,343,761 km

• M1: 103,223 km (0.043 R)
• M2: 540,497 km (0.112 R)
• M3: 862,432 km (0.054 R)
• M4: 1,135,897 km (0.111 R)
• M5: 1,428,360 km (0.069 R)
• M6: 2,186,522 km (0.099 R)
• M7: 2,446,673 km (0.09 R)
• M8: 2,769,505 km (0.065 R)
• M9: 3,651,983 km (0.063 R)
• M10: 6,104,341 km (0.049 R)
• M11: 9,781,158 km (0.081 R)
• M12: 11,965,885 km (0.078 R)
• M13: 12,781,193 km (0.12 R)
• M14: 13,695,087 km (0.106 R)
• M15: 14,782,813 km (0.105 R)
• M16: 17,493,975 km (0.066 R)
• M17: 18,773,336 km (0.101 R)
• M18: 19,396,561 km (0.118 R)
• M19: 19,713,259 km (0.11 R)
• M20: 21,265,038 km (0.111 R)
• M21: 24,795,099 km (0.103 R)
• M22: 27,785,860 km (0.109 R)
• M23: 28,289,855 km (0.113 R)
• M24: 37,570,608 km (0.108 R)
• M25: 40,461,138 km (0.048 R)
• M26: 45,277,740 km (0.089 R)
• M27: 47,967,809 km (0.074 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597

Radius: 14.1

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 8.67 AU - 12.45 AU

Year: 12997 Days

Day: 6.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,343,761 km

• M1: 175,329 km (0.071 R)
• M2: 700,567 km (0.076 R)
• M3: 1,186,910 km (0.076 R)
• M4: 1,858,155 km (0.078 R)
• M5: 3,277,091 km (0.09 R)
• M6: 5,397,192 km (0.056 R)
• M7: 6,337,863 km (0.084 R)
• M8: 7,217,050 km (0.066 R)
• M9: 9,823,344 km (0.108 R)
• M10: 10,508,353 km (0.113 R)
• M11: 14,692,605 km (0.111 R)
• M12: 17,799,005 km (0.106 R)
• M13: 24,129,389 km (0.08 R)
• M14: 27,485,617 km (0.109 R)
• M15: 31,818,869 km (0.056 R)
• M16: 37,978,411 km (0.111 R)
• M17: 40,462,933 km (0.112 R)
• M18: 41,134,328 km (0.057 R)
• M19: 46,629,507 km (0.063 R)
• M20: 49,628,794 km (0.072 R)
• M21: 50,243,791 km (0.062 R)
• M22: 51,019,606 km (0.096 R)
• M23: 52,914,263 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.9

Radius: 5.5

Gravity: 9.12 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 15.28 AU - 19.96 AU

Year: 28013 Days

Day: 15.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,343,761 km

• M1: 69,563 km (0.061 R)
• M2: 273,914 km (0.114 R)
• M3: 709,991 km (0.062 R)
• M4: 1,661,135 km (0.114 R)
• M5: 2,503,221 km (0.099 R)
• M6: 4,532,367 km (0.079 R)
• M7: 4,947,351 km (0.073 R)
• M8: 13,082,932 km (0.06 R)
• M9: 13,779,909 km (0.053 R)
• M10: 16,574,995 km (0.11 R)
• M11: 16,817,045 km (0.044 R)
• M12: 17,640,581 km (0.08 R)
• M13: 19,546,458 km (0.091 R)
• M14: 19,726,274 km (0.073 R)
• M15: 22,656,298 km (0.105 R)
• M16: 23,054,229 km (0.1 R)
• M17: 23,761,976 km (0.049 R)
• M18: 27,071,081 km (0.101 R)
• M19: 28,315,436 km (0.03 R)
• M20: 33,161,809 km (0.112 R)
• M21: 41,128,643 km (0.034 R)
• M22: 68,256,572 km (0.063 R)
• M23: 69,294,930 km (0.098 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 16,846 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit