🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.58 AU - 0.76 AU

Year: 206 Days

Day: 15.2 Hours

Environment

Temp: 103 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 91,484,338 km

• M1: 187,446 km (0.1 R)
• M2: 474,076 km (0.037 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.55 AU - 0.87 AU

Year: 224 Days

Day: 12.9 Hours

Environment

Temp: 107 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.83 AU - 1.27 AU

Year: 403 Days

Day: 47.2 Hours

Environment

Temp: 16 °C

Axial Tilt: 27.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.46 AU - 2.86 AU

Year: 1626 Days

Day: 33.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.86 AU - 3.24 AU

Year: 1996 Days

Day: 15.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.3

Radius: 9.2

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 6.33 AU - 9.17 AU

Year: 8085 Days

Day: 11 Hours

Environment

Temp: -178 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,484,338 km

• M1: 114,442 km (0.117 R)
• M2: 415,284 km (0.06 R)
• M3: 1,064,987 km (0.105 R)
• M4: 2,095,717 km (0.089 R)
• M5: 2,485,269 km (0.077 R)
• M6: 3,107,746 km (0.109 R)
• M7: 3,547,265 km (0.067 R)
• M8: 3,879,222 km (0.115 R)
• M9: 5,178,779 km (0.029 R)
• M10: 5,513,579 km (0.066 R)
• M11: 7,995,408 km (0.101 R)
• M12: 8,908,703 km (0.096 R)
• M13: 10,406,776 km (0.114 R)
• M14: 12,385,657 km (0.062 R)
• M15: 14,423,927 km (0.12 R)
• M16: 15,774,198 km (0.116 R)
• M17: 17,544,240 km (0.094 R)
• M18: 18,023,851 km (0.077 R)
• M19: 19,225,271 km (0.079 R)
• M20: 19,956,506 km (0.095 R)
• M21: 20,706,140 km (0.118 R)
• M22: 21,087,914 km (0.104 R)
• M23: 22,501,465 km (0.117 R)
• M24: 26,132,055 km (0.077 R)
• M25: 26,667,915 km (0.117 R)
• M26: 28,132,478 km (0.117 R)
• M27: 31,824,853 km (0.119 R)
• M28: 35,828,241 km (0.104 R)
• M29: 37,723,197 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 270.3

Radius: 4

Gravity: 16.89 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 10.51 AU - 16.03 AU

Year: 18115 Days

Day: 18.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 91,484,338 km

• M1: 50,265 km (0.098 R)
• M2: 1,403,378 km (0.102 R)
• M3: 1,942,528 km (0.103 R)
• M4: 3,517,046 km (0.103 R)
• M5: 4,316,497 km (0.092 R)
• M6: 4,966,350 km (0.075 R)
• M7: 8,132,290 km (0.076 R)
• M8: 8,360,277 km (0.092 R)
• M9: 9,920,732 km (0.106 R)
• M10: 12,915,383 km (0.095 R)
• M11: 13,732,337 km (0.047 R)
• M12: 17,420,822 km (0.055 R)
• M13: 19,208,516 km (0.113 R)
• M14: 23,052,583 km (0.06 R)
• M15: 23,878,513 km (0.084 R)
• M16: 24,251,760 km (0.037 R)
• M17: 43,540,460 km (0.084 R)
• M18: 44,237,437 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.8

Radius: 7.6

Gravity: 13.71 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 12.93 AU - 19.55 AU

Year: 24525 Days

Day: 18.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,484,338 km

• M1: 94,546 km (0.108 R)
• M2: 361,728 km (0.063 R)
• M3: 1,002,755 km (0.108 R)
• M4: 3,089,196 km (0.111 R)
• M5: 3,686,540 km (0.1 R)
• M6: 4,217,912 km (0.066 R)
• M7: 7,513,852 km (0.086 R)
• M8: 7,773,853 km (0.097 R)
• M9: 8,256,905 km (0.069 R)
• M10: 9,283,296 km (0.117 R)
• M11: 10,650,172 km (0.107 R)
• M12: 10,912,417 km (0.076 R)
• M13: 12,650,445 km (0.096 R)
• M14: 14,485,113 km (0.086 R)
• M15: 16,316,640 km (0.109 R)
• M16: 20,940,411 km (0.062 R)
• M17: 21,770,081 km (0.112 R)
• M18: 22,729,302 km (0.084 R)
• M19: 23,274,287 km (0.089 R)
• M20: 25,076,792 km (0.117 R)
• M21: 27,335,720 km (0.107 R)
• M22: 31,441,284 km (0.079 R)
• M23: 38,958,876 km (0.08 R)
• M24: 42,635,094 km (0.106 R)
• M25: 55,824,091 km (0.097 R)
• M26: 58,223,491 km (0.061 R)
• M27: 59,654,545 km (0.054 R)
• M28: 78,202,736 km (0.111 R)
• M29: 78,449,871 km (0.071 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 12,294 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit