🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.62 AU - 0.92 AU

Year: 259 Days

Day: 20.6 Hours

Environment

Temp: 98 °C

Axial Tilt: 33.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,722,542 km

• M1: 93,199 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.98 AU - 1.14 AU

Year: 418 Days

Day: 41.9 Hours

Environment

Temp: 10 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.87 AU - 1.43 AU

Year: 472 Days

Day: 21.6 Hours

Environment

Temp: -21 °C

Axial Tilt: 34.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 61,722,542 km

• M1: 176,825 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.74 AU - 2.56 AU

Year: 1207 Days

Day: 15.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.25 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.2

Radius: 15

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.45 AU - 5.23 AU

Year: 3462 Days

Day: 5.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 61,722,542 km

• M1: 188,643 km (0.096 R)
• M2: 1,294,470 km (0.074 R)
• M3: 2,399,400 km (0.038 R)
• M4: 4,150,144 km (0.073 R)
• M5: 4,876,591 km (0.07 R)
• M6: 6,584,999 km (0.111 R)
• M7: 8,257,354 km (0.11 R)
• M8: 11,400,255 km (0.087 R)
• M9: 14,037,067 km (0.065 R)
• M10: 17,112,351 km (0.089 R)
• M11: 19,695,906 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.8

Radius: 14.4

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.31 AU - 8.67 AU

Year: 7849 Days

Day: 13.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,722,542 km

• M1: 184,753 km (0.083 R)
• M2: 636,240 km (0.11 R)
• M3: 1,229,246 km (0.094 R)
• M4: 1,750,744 km (0.084 R)
• M5: 2,609,735 km (0.089 R)
• M6: 3,612,489 km (0.066 R)
• M7: 4,508,730 km (0.052 R)
• M8: 5,418,584 km (0.075 R)
• M9: 9,590,869 km (0.088 R)
• M10: 10,324,497 km (0.091 R)
• M11: 13,399,481 km (0.051 R)
• M12: 16,210,276 km (0.08 R)
• M13: 17,040,394 km (0.111 R)
• M14: 20,567,912 km (0.114 R)
• M15: 21,050,814 km (0.107 R)
• M16: 21,623,774 km (0.071 R)
• M17: 22,291,130 km (0.084 R)
• M18: 23,755,244 km (0.069 R)
• M19: 26,683,922 km (0.118 R)
• M20: 30,051,071 km (0.093 R)
• M21: 31,943,783 km (0.11 R)
• M22: 32,700,898 km (0.118 R)
• M23: 34,476,475 km (0.039 R)
• M24: 38,827,379 km (0.084 R)
• M25: 41,325,514 km (0.046 R)
• M26: 42,095,345 km (0.058 R)
• M27: 44,596,621 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 525.8

Radius: 7.4

Gravity: 9.6 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 11.77 AU - 12.99 AU

Year: 16678 Days

Day: 18.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,722,542 km

• M1: 92,152 km (0.069 R)
• M2: 339,737 km (0.076 R)
• M3: 721,810 km (0.06 R)
• M4: 1,020,706 km (0.112 R)
• M5: 1,595,162 km (0.107 R)
• M6: 1,857,856 km (0.105 R)
• M7: 2,306,799 km (0.077 R)
• M8: 2,734,499 km (0.105 R)
• M9: 3,163,397 km (0.1 R)
• M10: 3,473,812 km (0.103 R)
• M11: 4,277,751 km (0.077 R)
• M12: 4,528,926 km (0.103 R)
• M13: 4,957,973 km (0.074 R)
• M14: 5,670,806 km (0.062 R)
• M15: 10,123,737 km (0.085 R)
• M16: 11,869,843 km (0.114 R)
• M17: 13,604,879 km (0.066 R)
• M18: 15,356,221 km (0.103 R)
• M19: 15,947,133 km (0.108 R)
• M20: 16,323,970 km (0.088 R)
• M21: 19,642,051 km (0.084 R)
• M22: 26,827,237 km (0.097 R)
• M23: 30,942,225 km (0.071 R)
• M24: 31,293,182 km (0.066 R)
• M25: 31,646,831 km (0.103 R)
• M26: 34,824,589 km (0.109 R)
• M27: 38,342,981 km (0.063 R)
• M28: 42,811,470 km (0.102 R)
• M29: 49,825,067 km (0.076 R)
• M30: 50,792,815 km (0.093 R)
• M31: 55,993,286 km (0.065 R)
• M32: 61,169,522 km (0.112 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 468 - 18,016 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit