🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.76 AU - 0.92 AU

Year: 273 Days

Day: 16.6 Hours

Environment

Temp: 147 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 28,214,426 km

• M1: 112,198 km (0.087 R)
• M2: 348,563 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.86 AU - 1.26 AU

Year: 387 Days

Day: 21.1 Hours

Environment

Temp: 32 °C

Axial Tilt: 15.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 28,214,426 km

• M1: 133,441 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.16 AU - 1.56 AU

Year: 563 Days

Day: 45.7 Hours

Environment

Temp: 3 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 28,214,426 km

• M1: 1,119,441 km (0.068 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.2 AU - 1.68 AU

Year: 613 Days

Day: 15.2 Hours

Environment

Temp: -15 °C

Axial Tilt: 87.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 28,214,426 km

• M1: 182,360 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.38 AU - 1.88 AU

Year: 738 Days

Day: 28.3 Hours

Environment

Temp: -37 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.81 AU - 1.91 AU

Year: 900 Days

Day: 25.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.11 AU - 3.53 AU

Year: 2146 Days

Day: 23.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 28,214,426 km

• M1: 13,763 km (0.116 R)
• M2: 584,479 km (0.095 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.69 AU - 4.43 AU

Year: 2902 Days

Day: 32.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.24 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361.7

Radius: 4.5

Gravity: 17.86 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 12.85 AU - 15.99 AU

Year: 19426 Days

Day: 20.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 28,214,426 km

• M1: 57,296 km (0.056 R)
• M2: 407,355 km (0.095 R)
• M3: 997,519 km (0.091 R)
• M4: 1,190,201 km (0.062 R)
• M5: 1,715,738 km (0.077 R)
• M6: 1,939,536 km (0.045 R)
• M7: 2,261,172 km (0.089 R)
• M8: 2,914,615 km (0.03 R)
• M9: 3,769,866 km (0.1 R)
• M10: 4,681,965 km (0.037 R)
• M11: 5,224,406 km (0.095 R)
• M12: 5,547,239 km (0.042 R)
• M13: 6,114,963 km (0.117 R)
• M14: 7,189,225 km (0.108 R)
• M15: 8,383,465 km (0.102 R)
• M16: 10,357,857 km (0.105 R)
• M17: 10,525,856 km (0.117 R)
• M18: 12,369,650 km (0.068 R)
• M19: 16,758,552 km (0.074 R)
• M20: 18,920,690 km (0.07 R)
• M21: 20,373,285 km (0.078 R)
• M22: 24,873,488 km (0.118 R)
• M23: 25,377,184 km (0.074 R)
• M24: 34,016,910 km (0.114 R)
• M25: 39,058,059 km (0.115 R)
• M26: 40,982,636 km (0.109 R)
• M27: 41,826,517 km (0.097 R)
• M28: 45,767,374 km (0.114 R)
• M29: 46,523,292 km (0.05 R)
• M30: 46,675,433 km (0.104 R)
• M31: 46,828,023 km (0.114 R)
• M32: 46,980,912 km (0.119 R)
• M33: 47,134,100 km (0.039 R)
• M34: 47,595,610 km (0.051 R)
• M35: 48,060,111 km (0.074 R)
• M36: 53,705,336 km (0.079 R)
• M37: 55,909,811 km (0.06 R)
• M38: 56,081,848 km (0.078 R)
• M39: 58,350,649 km (0.078 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.1

Radius: 3.7

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 14.69 AU - 17.31 AU

Year: 22705 Days

Day: 18.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,214,426 km

• M1: 46,076 km (0.072 R)
• M2: 1,295,667 km (0.112 R)
• M3: 3,359,968 km (0.093 R)
• M4: 4,809,572 km (0.112 R)
• M5: 5,153,497 km (0.117 R)
• M6: 5,772,533 km (0.094 R)
• M7: 11,094,328 km (0.112 R)
• M8: 13,724,258 km (0.032 R)
• M9: 14,685,724 km (0.1 R)
• M10: 17,162,466 km (0.117 R)
• M11: 18,852,024 km (0.064 R)
• M12: 19,176,652 km (0.046 R)
• M13: 20,786,774 km (0.112 R)
• M14: 23,666,982 km (0.087 R)

Kuiper Belt

Range: 30.9 - 51.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 12,282 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit