🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.99 AU - 1.11 AU

Year: 405 Days

Day: 13.5 Hours

Environment

Temp: 16 °C

Axial Tilt: 17.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.08 AU - 1.62 AU

Year: 591 Days

Day: 34.6 Hours

Environment

Temp: -42 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.54 AU - 1.94 AU

Year: 865 Days

Day: 37.4 Hours

Environment

Temp: -55 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.67 AU - 2.17 AU

Year: 1002 Days

Day: 32.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 98,697,518 km

• M1: 13,913 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.85 AU - 2.69 AU

Year: 1288 Days

Day: 34.1 Hours

Environment

Temp: -91 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.95 AU - 2.65 AU

Year: 1314 Days

Day: 21.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.3

Radius: 13.4

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.48 AU - 5.3 AU

Year: 3465 Days

Day: 11.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 98,697,518 km

• M1: 166,652 km (0.056 R)
• M2: 637,586 km (0.118 R)
• M3: 1,174,343 km (0.063 R)
• M4: 1,735,036 km (0.114 R)
• M5: 2,273,289 km (0.111 R)
• M6: 3,063,615 km (0.108 R)
• M7: 3,953,573 km (0.087 R)
• M8: 4,875,993 km (0.099 R)
• M9: 5,400,483 km (0.09 R)
• M10: 6,482,824 km (0.088 R)
• M11: 7,175,911 km (0.079 R)
• M12: 7,917,767 km (0.096 R)
• M13: 8,841,833 km (0.108 R)
• M14: 9,659,983 km (0.104 R)
• M15: 11,019,529 km (0.09 R)
• M16: 12,253,711 km (0.075 R)
• M17: 15,814,440 km (0.115 R)
• M18: 17,592,859 km (0.055 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.6

Radius: 11.4

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 9.27 AU - 11.49 AU

Year: 12599 Days

Day: 13.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 98,697,518 km

• M1: 142,716 km (0.046 R)
• M2: 565,929 km (0.062 R)
• M3: 965,355 km (0.12 R)
• M4: 1,941,332 km (0.061 R)
• M5: 3,265,572 km (0.116 R)
• M6: 3,793,652 km (0.098 R)
• M7: 4,466,244 km (0.099 R)
• M8: 5,692,349 km (0.04 R)
• M9: 6,159,543 km (0.08 R)
• M10: 6,730,558 km (0.042 R)
• M11: 7,130,583 km (0.07 R)
• M12: 9,277,013 km (0.1 R)
• M13: 11,880,913 km (0.097 R)
• M14: 14,080,600 km (0.11 R)
• M15: 17,568,325 km (0.088 R)
• M16: 18,329,180 km (0.113 R)
• M17: 19,350,933 km (0.072 R)
• M18: 23,545,807 km (0.095 R)
• M19: 25,709,292 km (0.071 R)
• M20: 27,189,563 km (0.085 R)
• M21: 28,414,320 km (0.041 R)
• M22: 29,356,637 km (0.111 R)
• M23: 34,856,304 km (0.096 R)
• M24: 36,179,048 km (0.103 R)
• M25: 38,036,156 km (0.029 R)
• M26: 43,849,829 km (0.066 R)
• M27: 48,136,705 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.1

Radius: 4

Gravity: 36.07 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 19.4 AU - 19.4 AU

Year: 32191 Days

Day: 19.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 98,697,518 km

• M1: 88,113 km (0.085 R)
• M2: 216,019 km (0.067 R)
• M3: 461,360 km (0.107 R)
• M4: 1,043,894 km (0.058 R)
• M5: 1,413,401 km (0.085 R)
• M6: 1,666,221 km (0.103 R)
• M7: 1,927,419 km (0.094 R)
• M8: 2,821,266 km (0.102 R)
• M9: 5,505,650 km (0.105 R)
• M10: 6,458,439 km (0.078 R)
• M11: 7,100,364 km (0.041 R)
• M12: 12,754,415 km (0.116 R)
• M13: 16,195,166 km (0.053 R)
• M14: 26,031,077 km (0.113 R)
• M15: 26,275,071 km (0.053 R)
• M16: 32,175,510 km (0.1 R)
• M17: 34,031,122 km (0.077 R)
• M18: 50,368,257 km (0.108 R)
• M19: 54,640,173 km (0.1 R)
• M20: 55,643,676 km (0.107 R)
• M21: 59,568,975 km (0.048 R)
• M22: 62,576,640 km (0.079 R)
• M23: 63,014,363 km (0.04 R)
• M24: 67,275,509 km (0.119 R)
• M25: 93,465,907 km (0.054 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 11,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit