🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.4 AU - 0.62 AU

Year: 133 Days

Day: 37.1 Hours

Environment

Temp: 166 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.52 AU - 0.56 AU

Year: 145 Days

Day: 44.2 Hours

Environment

Temp: 234 °C

Axial Tilt: 48.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.41 AU - 0.69 AU

Year: 149 Days

Day: 15.4 Hours

Environment

Temp: 224 °C

Axial Tilt: 37.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 53,597,584 km

• M1: 42,486 km (0.033 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.48 AU - 2.02 AU

Year: 846 Days

Day: 15.6 Hours

Environment

Temp: -59 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.32 AU - 2.48 AU

Year: 1358 Days

Day: 35 Hours

Environment

Temp: -82 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.36 AU - 3.58 AU

Year: 1869 Days

Day: 38.2 Hours

Environment

Temp: -107 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.05 AU - 3.21 AU

Year: 2023 Days

Day: 31.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,597,584 km

• M1: 691,591 km (0.109 R)

Planet 8 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.59 AU - 3.87 AU

Year: 2120 Days

Day: 43.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,597,584 km

• M1: 106,065 km (0.113 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 482

Radius: 14

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 9.25 AU - 13.59 AU

Year: 14096 Days

Day: 14.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 53,597,584 km

• M1: 219,759 km (0.107 R)
• M2: 569,818 km (0.075 R)
• M3: 753,524 km (0.048 R)
• M4: 844,480 km (0.104 R)
• M5: 1,039,107 km (0.107 R)
• M6: 1,293,423 km (0.083 R)
• M7: 1,521,410 km (0.098 R)
• M8: 1,787,994 km (0.057 R)
• M9: 2,230,355 km (0.114 R)
• M10: 2,972,659 km (0.052 R)
• M11: 3,497,449 km (0.086 R)
• M12: 4,739,111 km (0.113 R)
• M13: 4,916,684 km (0.078 R)
• M14: 5,574,465 km (0.038 R)
• M15: 6,260,072 km (0.072 R)
• M16: 6,377,058 km (0.066 R)
• M17: 6,534,136 km (0.05 R)
• M18: 6,852,031 km (0.104 R)
• M19: 7,053,390 km (0.119 R)
• M20: 7,256,694 km (0.109 R)
• M21: 7,878,422 km (0.039 R)
• M22: 9,350,465 km (0.11 R)
• M23: 9,618,993 km (0.044 R)
• M24: 9,709,051 km (0.084 R)
• M25: 9,799,558 km (0.103 R)
• M26: 10,118,052 km (0.109 R)
• M27: 11,858,174 km (0.082 R)
• M28: 12,100,373 km (0.115 R)
• M29: 12,836,993 km (0.085 R)
• M30: 13,537,560 km (0.109 R)
• M31: 13,841,693 km (0.102 R)
• M32: 13,994,582 km (0.081 R)
• M33: 14,250,544 km (0.111 R)
• M34: 14,559,912 km (0.118 R)
• M35: 15,448,523 km (0.109 R)
• M36: 15,607,247 km (0.1 R)
• M37: 16,787,275 km (0.097 R)
• M38: 16,895,883 km (0.092 R)
• M39: 17,113,996 km (0.091 R)
• M40: 18,723,221 km (0.101 R)
• M41: 19,232,452 km (0.034 R)
• M42: 19,803,617 km (0.111 R)
• M43: 20,033,548 km (0.108 R)
• M44: 20,670,835 km (0.109 R)
• M45: 21,138,329 km (0.1 R)
• M46: 21,432,438 km (0.055 R)
• M47: 21,668,653 km (0.077 R)
• M48: 22,382,385 km (0.119 R)
• M49: 22,983,170 km (0.094 R)
• M50: 23,406,831 km (0.1 R)
• M51: 23,771,999 km (0.097 R)
• M52: 24,941,107 km (0.086 R)
• M53: 26,444,416 km (0.069 R)
• M54: 27,207,066 km (0.102 R)
• M55: 27,526,906 km (0.029 R)
• M56: 27,719,438 km (0.117 R)
• M57: 28,105,850 km (0.09 R)
• M58: 28,623,907 km (0.07 R)
• M59: 28,753,908 km (0.117 R)
• M60: 30,329,323 km (0.099 R)
• M61: 30,594,709 km (0.09 R)
• M62: 30,727,552 km (0.099 R)
• M63: 31,060,856 km (0.093 R)
• M64: 33,769,176 km (0.119 R)
• M65: 36,481,984 km (0.065 R)
• M66: 36,764,275 km (0.09 R)
• M67: 36,905,645 km (0.089 R)
• M68: 37,330,802 km (0.066 R)
• M69: 38,615,998 km (0.11 R)
• M70: 39,770,744 km (0.035 R)
• M71: 40,133,818 km (0.09 R)
• M72: 42,706,751 km (0.095 R)
• M73: 43,078,652 km (0.119 R)
• M74: 43,601,047 km (0.059 R)
• M75: 44,501,627 km (0.065 R)
• M76: 45,560,032 km (0.042 R)
• M77: 46,244,741 km (0.057 R)
• M78: 47,163,122 km (0.064 R)
• M79: 47,470,546 km (0.104 R)
• M80: 47,855,760 km (0.117 R)
• M81: 48,242,172 km (0.072 R)
• M82: 49,563,271 km (0.045 R)
• M83: 53,517,441 km (0.071 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 14,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit