🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.66 AU - 1.04 AU

Year: 288 Days

Day: 17.3 Hours

Environment

Temp: 77 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.24 AU - 1.28 AU

Year: 519 Days

Day: 27.5 Hours

Environment

Temp: -10 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.16 AU - 1.54 AU

Year: 576 Days

Day: 40.9 Hours

Environment

Temp: -2 °C

Axial Tilt: 39.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.55 AU - 1.65 AU

Year: 743 Days

Day: 21.1 Hours

Environment

Temp: -51 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.7 AU - 2.82 AU

Year: 1247 Days

Day: 38.5 Hours

Environment

Temp: -70 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.73 AU - 3.45 AU

Year: 1994 Days

Day: 39.6 Hours

Environment

Temp: -103 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.02 AU - 4.49 AU

Year: 2666 Days

Day: 33.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,527,078 km

• M1: 183,108 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.9

Radius: 7.7

Gravity: 16.7 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 13.66 AU - 13.68 AU

Year: 18553 Days

Day: 22.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 54,527,078 km

• M1: 98,735 km (0.073 R)
• M2: 355,445 km (0.081 R)
• M3: 621,729 km (0.058 R)
• M4: 954,135 km (0.114 R)
• M5: 1,435,092 km (0.116 R)
• M6: 2,236,937 km (0.087 R)
• M7: 2,798,976 km (0.118 R)
• M8: 3,629,992 km (0.082 R)
• M9: 3,877,278 km (0.051 R)
• M10: 4,405,657 km (0.119 R)
• M11: 5,132,703 km (0.109 R)
• M12: 7,444,439 km (0.1 R)
• M13: 13,398,883 km (0.047 R)
• M14: 13,693,441 km (0.039 R)
• M15: 15,072,584 km (0.076 R)
• M16: 17,926,313 km (0.1 R)
• M17: 21,022,241 km (0.114 R)
• M18: 30,347,424 km (0.114 R)
• M19: 31,629,029 km (0.047 R)
• M20: 32,283,220 km (0.08 R)
• M21: 33,214,318 km (0.09 R)
• M22: 34,990,493 km (0.09 R)
• M23: 35,549,540 km (0.058 R)
• M24: 36,829,201 km (0.1 R)
• M25: 37,407,696 km (0.076 R)
• M26: 37,845,569 km (0.104 R)
• M27: 38,139,229 km (0.104 R)
• M28: 39,029,785 km (0.078 R)
• M29: 45,323,517 km (0.044 R)
• M30: 48,709,964 km (0.113 R)
• M31: 69,506,312 km (0.075 R)
• M32: 74,227,023 km (0.101 R)
• M33: 77,964,127 km (0.104 R)
• M34: 81,335,166 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 138.2

Radius: 5.4

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 15.91 AU - 19.21 AU

Year: 27012 Days

Day: 24.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 68.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 54,527,078 km

• M1: 67,917 km (0.105 R)
• M2: 390,151 km (0.06 R)
• M3: 671,096 km (0.119 R)
• M4: 907,909 km (0.106 R)
• M5: 1,175,241 km (0.073 R)
• M6: 1,537,567 km (0.07 R)
• M7: 1,753,137 km (0.055 R)
• M8: 2,151,517 km (0.115 R)
• M9: 2,715,351 km (0.071 R)
• M10: 3,765,977 km (0.112 R)
• M11: 4,457,867 km (0.117 R)
• M12: 4,866,269 km (0.056 R)
• M13: 7,122,654 km (0.064 R)
• M14: 7,902,657 km (0.115 R)
• M15: 8,221,001 km (0.073 R)
• M16: 10,366,534 km (0.086 R)
• M17: 10,803,210 km (0.109 R)
• M18: 13,109,411 km (0.052 R)
• M19: 18,988,159 km (0.112 R)
• M20: 25,515,712 km (0.077 R)
• M21: 27,327,941 km (0.115 R)
• M22: 29,116,682 km (0.114 R)
• M23: 30,758,519 km (0.082 R)
• M24: 31,319,361 km (0.117 R)
• M25: 32,345,752 km (0.119 R)
• M26: 33,630,499 km (0.109 R)
• M27: 40,300,170 km (0.093 R)
• M28: 43,030,032 km (0.094 R)
• M29: 44,013,788 km (0.085 R)
• M30: 45,300,629 km (0.03 R)
• M31: 45,590,101 km (0.059 R)
• M32: 50,233,918 km (0.115 R)
• M33: 51,011,228 km (0.107 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 19,326 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit