🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.47 AU - 0.73 AU

Year: 170 Days

Day: 19.1 Hours

Environment

Temp: 225 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,223,528 km

• M1: 30,368 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.63 AU - 0.73 AU

Year: 205 Days

Day: 20.3 Hours

Environment

Temp: 192 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.85 AU - 1.41 AU

Year: 439 Days

Day: 26.5 Hours

Environment

Temp: 24 °C

Axial Tilt: 9.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.99 AU - 2.09 AU

Year: 1064 Days

Day: 19.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.07 AU - 4.39 AU

Year: 2631 Days

Day: 38.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.4

Radius: 11.7

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 7.63 AU - 11.71 AU

Year: 10983 Days

Day: 9.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,223,528 km

• M1: 145,559 km (0.12 R)
• M2: 659,727 km (0.049 R)
• M3: 1,055,263 km (0.116 R)
• M4: 1,690,007 km (0.115 R)
• M5: 3,073,339 km (0.039 R)
• M6: 3,489,819 km (0.111 R)
• M7: 4,468,040 km (0.092 R)
• M8: 4,939,722 km (0.118 R)
• M9: 5,620,392 km (0.113 R)
• M10: 8,791,119 km (0.11 R)
• M11: 11,723,088 km (0.067 R)
• M12: 14,094,363 km (0.073 R)
• M13: 15,322,562 km (0.057 R)
• M14: 16,694,823 km (0.113 R)
• M15: 17,372,801 km (0.07 R)
• M16: 20,269,763 km (0.118 R)
• M17: 22,280,808 km (0.077 R)
• M18: 23,944,934 km (0.044 R)
• M19: 34,969,101 km (0.039 R)
• M20: 38,110,207 km (0.074 R)
• M21: 40,350,585 km (0.101 R)
• M22: 52,081,601 km (0.093 R)
• M23: 55,002,350 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 577.9

Radius: 11.9

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 9.4 AU - 12.28 AU

Year: 13036 Days

Day: 9.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 90,223,528 km

• M1: 148,551 km (0.07 R)
• M2: 553,811 km (0.067 R)
• M3: 2,015,383 km (0.048 R)
• M4: 2,856,123 km (0.113 R)
• M5: 3,369,991 km (0.061 R)
• M6: 4,028,371 km (0.119 R)
• M7: 4,463,402 km (0.074 R)
• M8: 4,994,475 km (0.09 R)
• M9: 6,183,628 km (0.062 R)
• M10: 7,770,562 km (0.036 R)
• M11: 8,635,238 km (0.081 R)
• M12: 11,444,536 km (0.077 R)
• M13: 13,056,005 km (0.099 R)
• M14: 16,431,681 km (0.084 R)
• M15: 20,098,773 km (0.053 R)
• M16: 23,344,748 km (0.088 R)
• M17: 37,635,533 km (0.037 R)
• M18: 44,205,572 km (0.106 R)
• M19: 48,734,648 km (0.099 R)
• M20: 52,288,495 km (0.089 R)

Asteroid Belt

Center: 13.83 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 719.6

Radius: 7.9

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 15.12 AU - 18.52 AU

Year: 25196 Days

Day: 18.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 90,223,528 km

• M1: 100,380 km (0.06 R)
• M2: 819,198 km (0.103 R)
• M3: 1,423,573 km (0.067 R)
• M4: 1,833,023 km (0.101 R)
• M5: 2,507,410 km (0.115 R)
• M6: 3,107,148 km (0.093 R)
• M7: 3,366,550 km (0.115 R)
• M8: 4,589,663 km (0.059 R)
• M9: 5,527,043 km (0.032 R)
• M10: 6,129,773 km (0.095 R)
• M11: 6,447,070 km (0.038 R)
• M12: 6,727,865 km (0.097 R)
• M13: 7,880,666 km (0.056 R)
• M14: 9,818,258 km (0.118 R)
• M15: 10,380,147 km (0.082 R)
• M16: 11,095,674 km (0.071 R)
• M17: 11,431,671 km (0.102 R)
• M18: 13,899,138 km (0.078 R)
• M19: 16,526,675 km (0.086 R)
• M20: 20,254,654 km (0.118 R)
• M21: 21,577,698 km (0.063 R)
• M22: 26,842,047 km (0.109 R)
• M23: 33,179,761 km (0.109 R)
• M24: 33,877,635 km (0.072 R)
• M25: 39,039,659 km (0.072 R)
• M26: 39,974,197 km (0.056 R)
• M27: 40,764,373 km (0.111 R)
• M28: 42,539,202 km (0.028 R)
• M29: 44,871,881 km (0.111 R)
• M30: 51,073,910 km (0.059 R)
• M31: 51,817,262 km (0.106 R)
• M32: 57,024,016 km (0.114 R)
• M33: 59,241,654 km (0.076 R)
• M34: 62,993,419 km (0.117 R)
• M35: 70,049,053 km (0.069 R)
• M36: 73,530,495 km (0.115 R)
• M37: 79,835,297 km (0.083 R)
• M38: 83,374,932 km (0.098 R)
• M39: 88,077,841 km (0.096 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 13,472 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit