🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.45 AU - 0.73 AU

Year: 162 Days

Day: 14.2 Hours

Environment

Temp: 171 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.74 AU - 0.86 AU

Year: 255 Days

Day: 38.4 Hours

Environment

Temp: 193 °C

Axial Tilt: 16.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,388,953 km

• M1: 43,383 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.73 AU - 1.01 AU

Year: 289 Days

Day: 39.7 Hours

Environment

Temp: 121 °C

Axial Tilt: 152.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,388,953 km

• M1: 148,551 km (0.043 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.88 AU - 1.42 AU

Year: 440 Days

Day: 33.8 Hours

Environment

Temp: 23 °C

Axial Tilt: 32 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 57,388,953 km

• M1: 140,024 km (0.11 R)
• M2: 625,917 km (0.039 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.41 AU - 2.25 AU

Year: 882 Days

Day: 32.6 Hours

Environment

Temp: -45 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.77 AU - 4.25 AU

Year: 2344 Days

Day: 13.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.4

Radius: 12.9

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 7.43 AU - 9.63 AU

Year: 8880 Days

Day: 11.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,388,953 km

• M1: 233,073 km (0.081 R)
• M2: 791,672 km (0.099 R)
• M3: 1,745,059 km (0.062 R)
• M4: 2,468,514 km (0.081 R)
• M5: 3,720,200 km (0.096 R)
• M6: 4,178,717 km (0.047 R)
• M7: 7,814,095 km (0.062 R)
• M8: 9,774,874 km (0.086 R)
• M9: 17,939,029 km (0.074 R)
• M10: 18,833,624 km (0.087 R)
• M11: 21,696,030 km (0.11 R)
• M12: 22,870,522 km (0.056 R)
• M13: 26,384,277 km (0.116 R)
• M14: 27,631,475 km (0.052 R)
• M15: 30,823,444 km (0.101 R)
• M16: 35,844,847 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.8

Radius: 13.8

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 8.73 AU - 10.77 AU

Year: 10852 Days

Day: 5.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,388,953 km

• M1: 172,935 km (0.09 R)
• M2: 766,988 km (0.092 R)
• M3: 1,533,528 km (0.109 R)
• M4: 2,575,178 km (0.092 R)
• M5: 3,183,891 km (0.106 R)
• M6: 5,279,907 km (0.083 R)
• M7: 6,342,052 km (0.095 R)
• M8: 7,338,823 km (0.094 R)
• M9: 8,526,331 km (0.072 R)
• M10: 9,213,284 km (0.113 R)
• M11: 10,086,188 km (0.077 R)
• M12: 10,646,282 km (0.094 R)
• M13: 17,376,092 km (0.11 R)
• M14: 19,791,050 km (0.1 R)
• M15: 22,940,085 km (0.115 R)
• M16: 23,643,195 km (0.1 R)
• M17: 26,409,111 km (0.116 R)
• M18: 27,573,730 km (0.067 R)
• M19: 32,028,755 km (0.102 R)
• M20: 36,228,416 km (0.049 R)
• M21: 42,205,898 km (0.08 R)
• M22: 43,796,871 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270.9

Radius: 6.1

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 13.31 AU - 16.81 AU

Year: 20832 Days

Day: 24.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 57,388,953 km

• M1: 75,846 km (0.114 R)
• M2: 456,722 km (0.055 R)
• M3: 711,487 km (0.083 R)
• M4: 929,003 km (0.119 R)
• M5: 2,328,491 km (0.116 R)
• M6: 2,955,456 km (0.087 R)
• M7: 3,397,816 km (0.108 R)
• M8: 4,475,519 km (0.092 R)
• M9: 4,924,762 km (0.104 R)
• M10: 5,618,148 km (0.054 R)
• M11: 6,296,126 km (0.072 R)
• M12: 7,069,397 km (0.11 R)
• M13: 9,456,081 km (0.042 R)
• M14: 10,858,262 km (0.088 R)
• M15: 12,148,544 km (0.041 R)
• M16: 12,517,452 km (0.107 R)
• M17: 14,338,657 km (0.109 R)
• M18: 14,889,925 km (0.091 R)
• M19: 15,383,598 km (0.105 R)
• M20: 16,255,305 km (0.115 R)
• M21: 20,849,904 km (0.063 R)
• M22: 21,113,346 km (0.12 R)
• M23: 23,019,223 km (0.078 R)
• M24: 24,448,780 km (0.109 R)
• M25: 28,119,313 km (0.112 R)
• M26: 29,862,577 km (0.084 R)
• M27: 31,101,996 km (0.046 R)
• M28: 32,610,391 km (0.106 R)
• M29: 39,533,930 km (0.075 R)
• M30: 42,276,358 km (0.081 R)
• M31: 51,419,331 km (0.104 R)
• M32: 53,033,792 km (0.086 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 17,658 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit