🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.55 AU - 0.77 AU

Year: 189 Days

Day: 19.9 Hours

Environment

Temp: 219 °C

Axial Tilt: 1.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 110,196,810 km

• M1: 15,259 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.89 AU - 0.93 AU

Year: 307 Days

Day: 26 Hours

Environment

Temp: 174 °C

Axial Tilt: 20.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 110,196,810 km

• M1: 178,769 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.99 AU - 1.55 AU

Year: 505 Days

Day: 27.9 Hours

Environment

Temp: 26 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.41 AU - 1.63 AU

Year: 662 Days

Day: 38.9 Hours

Environment

Temp: -3 °C

Axial Tilt: 5.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 110,196,810 km

• M1: 116,986 km (0.048 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.07 AU - 2.89 AU

Year: 1379 Days

Day: 32.4 Hours

Environment

Temp: -83 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 110,196,810 km

• M1: 21,542 km (0.056 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 2.3 AU - 2.86 AU

Year: 1463 Days

Day: 22.9 Hours

Environment

Temp: -80 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.83 AU - 4.31 AU

Year: 2899 Days

Day: 25.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.87 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 637.8

Radius: 5.3

Gravity: 22.71 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 14.88 AU - 16.44 AU

Year: 21882 Days

Day: 22.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 110,196,810 km

• M1: 65,973 km (0.105 R)
• M2: 268,528 km (0.083 R)
• M3: 615,146 km (0.101 R)
• M4: 1,327,382 km (0.088 R)
• M5: 1,600,248 km (0.113 R)
• M6: 1,777,821 km (0.106 R)
• M7: 2,028,398 km (0.061 R)
• M8: 2,194,152 km (0.12 R)
• M9: 2,624,695 km (0.103 R)
• M10: 3,246,723 km (0.117 R)
• M11: 3,592,443 km (0.094 R)
• M12: 12,616,336 km (0.12 R)
• M13: 14,282,857 km (0.105 R)
• M14: 18,851,875 km (0.11 R)
• M15: 21,913,395 km (0.082 R)
• M16: 22,419,934 km (0.04 R)
• M17: 23,351,180 km (0.094 R)
• M18: 27,921,844 km (0.042 R)
• M19: 29,609,607 km (0.116 R)
• M20: 33,054,547 km (0.052 R)
• M21: 35,355,213 km (0.113 R)
• M22: 39,671,859 km (0.083 R)
• M23: 41,956,219 km (0.089 R)
• M24: 45,299,582 km (0.091 R)
• M25: 49,160,403 km (0.094 R)
• M26: 51,971,796 km (0.11 R)
• M27: 60,648,174 km (0.114 R)
• M28: 61,846,453 km (0.074 R)
• M29: 62,451,576 km (0.111 R)
• M30: 66,164,745 km (0.104 R)
• M31: 68,505,054 km (0.112 R)
• M32: 78,182,690 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 778.3

Radius: 3.9

Gravity: 51.17 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 20.31 AU - 20.63 AU

Year: 32702 Days

Day: 17.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 110,196,810 km

• M1: 48,470 km (0.085 R)
• M2: 263,591 km (0.05 R)
• M3: 405,560 km (0.073 R)
• M4: 628,760 km (0.113 R)
• M5: 1,286,542 km (0.092 R)
• M6: 3,590,648 km (0.095 R)
• M7: 4,611,055 km (0.113 R)
• M8: 5,537,814 km (0.114 R)
• M9: 6,092,523 km (0.1 R)
• M10: 8,035,500 km (0.112 R)
• M11: 12,459,857 km (0.041 R)
• M12: 22,785,850 km (0.086 R)
• M13: 23,133,815 km (0.084 R)
• M14: 32,149,480 km (0.079 R)
• M15: 34,075,104 km (0.09 R)
• M16: 37,345,762 km (0.105 R)
• M17: 37,829,412 km (0.054 R)
• M18: 42,371,951 km (0.118 R)
• M19: 50,139,222 km (0.058 R)
• M20: 53,535,094 km (0.059 R)
• M21: 54,769,426 km (0.051 R)
• M22: 62,123,657 km (0.091 R)
• M23: 71,833,756 km (0.037 R)
• M24: 72,082,388 km (0.062 R)
• M25: 77,177,392 km (0.09 R)
• M26: 81,963,327 km (0.057 R)
• M27: 93,891,663 km (0.102 R)
• M28: 104,674,229 km (0.034 R)
• M29: 106,278,815 km (0.104 R)
• M30: 106,925,228 km (0.111 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 12,555 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit