🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.59 AU - 0.65 AU

Year: 186 Days

Day: 43.2 Hours

Environment

Temp: 127 °C

Axial Tilt: 10 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,775,429 km

• M1: 40,242 km (0.061 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.66 AU - 0.86 AU

Year: 252 Days

Day: 23.3 Hours

Environment

Temp: 120 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 70,775,429 km

• M1: 52,210 km (0.07 R)
• M2: 131,796 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.69 AU - 1.13 AU

Year: 331 Days

Day: 27.9 Hours

Environment

Temp: 34 °C

Axial Tilt: 10.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 70,775,429 km

• M1: 28,124 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.89 AU - 1.17 AU

Year: 398 Days

Day: 12.9 Hours

Environment

Temp: 4 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 70,775,429 km

• M1: 288,125 km (0.08 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.3 AU - 1.36 AU

Year: 584 Days

Day: 17.3 Hours

Environment

Temp: -41 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,775,429 km

• M1: 347,366 km (0.068 R)

Asteroid Belt

Center: 2.11 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.56 AU - 3.2 AU

Year: 1861 Days

Day: 42.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.64 AU - 3.82 AU

Year: 2743 Days

Day: 14 Hours

Environment

Temp: -134 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.6

Radius: 14.1

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.95 AU - 5.15 AU

Year: 4321 Days

Day: 11.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,775,429 km

• M1: 175,329 km (0.111 R)
• M2: 751,580 km (0.119 R)
• M3: 1,275,471 km (0.072 R)
• M4: 1,920,388 km (0.107 R)
• M5: 2,407,329 km (0.075 R)
• M6: 3,676,667 km (0.046 R)
• M7: 4,460,709 km (0.076 R)
• M8: 5,201,368 km (0.086 R)
• M9: 5,775,675 km (0.071 R)
• M10: 7,145,991 km (0.083 R)
• M11: 8,059,735 km (0.049 R)
• M12: 8,580,635 km (0.091 R)
• M13: 9,050,222 km (0.045 R)
• M14: 10,080,503 km (0.029 R)
• M15: 10,644,936 km (0.111 R)
• M16: 11,837,081 km (0.113 R)
• M17: 13,258,859 km (0.098 R)
• M18: 14,486,310 km (0.068 R)
• M19: 15,895,522 km (0.036 R)
• M20: 17,166,505 km (0.1 R)
• M21: 22,592,270 km (0.095 R)
• M22: 23,560,767 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.8

Radius: 7.1

Gravity: 10.81 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 11.53 AU - 16.63 AU

Year: 20119 Days

Day: 19.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 70,775,429 km

• M1: 88,412 km (0.098 R)
• M2: 448,046 km (0.116 R)
• M3: 800,648 km (0.079 R)
• M4: 1,115,103 km (0.071 R)
• M5: 1,464,264 km (0.115 R)
• M6: 1,940,135 km (0.092 R)
• M7: 2,255,936 km (0.104 R)
• M8: 3,067,355 km (0.105 R)
• M9: 4,313,655 km (0.077 R)
• M10: 4,714,876 km (0.096 R)
• M11: 5,476,479 km (0.117 R)
• M12: 6,444,227 km (0.113 R)
• M13: 8,455,571 km (0.061 R)
• M14: 9,246,046 km (0.043 R)
• M15: 9,575,760 km (0.104 R)
• M16: 9,970,249 km (0.116 R)
• M17: 10,434,302 km (0.107 R)
• M18: 11,531,004 km (0.048 R)
• M19: 16,450,679 km (0.081 R)
• M20: 17,098,588 km (0.077 R)
• M21: 17,932,297 km (0.065 R)
• M22: 20,688,937 km (0.034 R)
• M23: 22,216,630 km (0.076 R)
• M24: 26,252,930 km (0.091 R)
• M25: 27,699,991 km (0.105 R)
• M26: 31,363,942 km (0.115 R)
• M27: 31,734,795 km (0.084 R)
• M28: 31,983,576 km (0.065 R)
• M29: 33,762,145 km (0.101 R)
• M30: 41,537,494 km (0.091 R)
• M31: 42,586,175 km (0.118 R)
• M32: 46,796,608 km (0.11 R)
• M33: 50,765,140 km (0.063 R)
• M34: 53,005,667 km (0.04 R)
• M35: 54,238,952 km (0.081 R)
• M36: 58,425,897 km (0.043 R)
• M37: 60,502,465 km (0.044 R)
• M38: 64,204,265 km (0.107 R)
• M39: 69,720,387 km (0.084 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 156 - 14,182 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit