🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.67 AU - 0.97 AU

Year: 273 Days

Day: 45.5 Hours

Environment

Temp: 84 °C

Axial Tilt: 163.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.75 AU - 1.03 AU

Year: 308 Days

Day: 23.4 Hours

Environment

Temp: 163 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.86 AU - 1.12 AU

Year: 362 Days

Day: 18.4 Hours

Environment

Temp: 26 °C

Axial Tilt: 32.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.09 AU - 1.53 AU

Year: 550 Days

Day: 25.6 Hours

Environment

Temp: -4 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.71 AU - 2.79 AU

Year: 1239 Days

Day: 35 Hours

Environment

Temp: -74 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.75 AU - 4.01 AU

Year: 2281 Days

Day: 29.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.3

Radius: 11.7

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.45 AU - 5.11 AU

Year: 3836 Days

Day: 6.3 Hours

Environment

Temp: -141 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,245,998 km

• M1: 255,364 km (0.067 R)
• M2: 706,252 km (0.075 R)
• M3: 2,648,929 km (0.029 R)
• M4: 4,307,970 km (0.111 R)
• M5: 4,971,736 km (0.113 R)
• M6: 6,365,389 km (0.063 R)
• M7: 7,005,070 km (0.065 R)
• M8: 10,221,275 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833.4

Radius: 6.6

Gravity: 19.13 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 13.61 AU - 17.15 AU

Year: 22142 Days

Day: 16.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 83,245,998 km

• M1: 101,727 km (0.11 R)
• M2: 424,559 km (0.07 R)
• M3: 1,180,626 km (0.098 R)
• M4: 1,438,982 km (0.047 R)
• M5: 1,661,883 km (0.07 R)
• M6: 2,288,997 km (0.119 R)
• M7: 3,435,515 km (0.109 R)
• M8: 4,201,905 km (0.043 R)
• M9: 6,843,355 km (0.069 R)
• M10: 7,995,857 km (0.102 R)
• M11: 8,927,103 km (0.088 R)
• M12: 9,989,847 km (0.107 R)
• M13: 10,551,736 km (0.099 R)
• M14: 12,083,170 km (0.07 R)
• M15: 13,909,610 km (0.042 R)
• M16: 14,452,351 km (0.104 R)
• M17: 14,689,314 km (0.084 R)
• M18: 16,080,874 km (0.093 R)
• M19: 24,486,778 km (0.034 R)
• M20: 25,049,864 km (0.102 R)
• M21: 26,202,067 km (0.115 R)
• M22: 30,772,880 km (0.078 R)
• M23: 32,362,208 km (0.115 R)
• M24: 39,730,053 km (0.117 R)
• M25: 45,049,304 km (0.114 R)
• M26: 57,665,641 km (0.067 R)
• M27: 59,872,359 km (0.103 R)
• M28: 62,134,877 km (0.102 R)
• M29: 65,096,017 km (0.049 R)
• M30: 65,526,560 km (0.102 R)
• M31: 67,048,419 km (0.074 R)
• M32: 77,640,248 km (0.099 R)
• M33: 78,124,496 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531.6

Radius: 7.7

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 13.07 AU - 21.15 AU

Year: 25981 Days

Day: 24.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 83,245,998 km

• M1: 95,743 km (0.054 R)
• M2: 549,024 km (0.095 R)
• M3: 1,068,428 km (0.099 R)
• M4: 1,806,245 km (0.092 R)
• M5: 2,296,178 km (0.064 R)
• M6: 2,846,099 km (0.101 R)
• M7: 3,166,239 km (0.112 R)
• M8: 3,942,951 km (0.096 R)
• M9: 5,457,330 km (0.087 R)
• M10: 7,928,238 km (0.091 R)
• M11: 8,839,289 km (0.039 R)
• M12: 12,404,955 km (0.098 R)
• M13: 13,116,293 km (0.081 R)
• M14: 14,934,206 km (0.112 R)
• M15: 16,742,545 km (0.116 R)
• M16: 20,008,865 km (0.065 R)
• M17: 21,689,447 km (0.07 R)
• M18: 23,142,342 km (0.092 R)
• M19: 23,569,145 km (0.112 R)
• M20: 26,588,478 km (0.034 R)
• M21: 28,130,084 km (0.065 R)
• M22: 30,108,367 km (0.047 R)
• M23: 36,023,466 km (0.075 R)
• M24: 36,885,599 km (0.079 R)
• M25: 37,761,495 km (0.082 R)
• M26: 38,800,901 km (0.099 R)
• M27: 40,626,743 km (0.116 R)
• M28: 41,248,022 km (0.043 R)
• M29: 41,560,832 km (0.104 R)
• M30: 47,297,162 km (0.106 R)
• M31: 51,884,730 km (0.045 R)
• M32: 54,661,865 km (0.037 R)
• M33: 58,123,261 km (0.11 R)
• M34: 66,978,258 km (0.087 R)
• M35: 68,281,106 km (0.05 R)
• M36: 68,719,128 km (0.099 R)
• M37: 70,489,918 km (0.1 R)
• M38: 72,746,004 km (0.119 R)
• M39: 80,288,429 km (0.118 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: 503 - 15,878 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit