🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.48 AU - 0.62 AU

Year: 150 Days

Day: 13 Hours

Environment

Temp: 243 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 33,758,315 km

• M1: 128,953 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.53 AU - 0.65 AU

Year: 167 Days

Day: 15.5 Hours

Environment

Temp: 185 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.54 AU - 0.8 AU

Year: 202 Days

Day: 39.8 Hours

Environment

Temp: 148 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 33,758,315 km

• M1: 418,874 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.68 AU - 1.08 AU

Year: 305 Days

Day: 31.5 Hours

Environment

Temp: 118 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.4 AU - 1.76 AU

Year: 733 Days

Day: 37.4 Hours

Environment

Temp: -45 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.57 AU - 2.51 AU

Year: 1075 Days

Day: 16.5 Hours

Environment

Temp: -76 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,758,315 km

• M1: 84,523 km (0.065 R)
• M2: 665,711 km (0.096 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.86 AU - 2.62 AU

Year: 1237 Days

Day: 46.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,758,315 km

• M1: 676,332 km (0.052 R)

Planet 8 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.2 AU - 3.88 AU

Year: 2457 Days

Day: 27.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.32 AU - 4.8 AU

Year: 3018 Days

Day: 18.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Gas Giant

Semi-Major Axis: 8.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.6

Radius: 11.8

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 7.43 AU - 9.87 AU

Year: 9386 Days

Day: 5.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 33,758,315 km

• M1: 175,478 km (0.087 R)
• M2: 357,539 km (0.033 R)
• M3: 690,993 km (0.105 R)
• M4: 850,913 km (0.099 R)
• M5: 950,395 km (0.119 R)
• M6: 1,832,574 km (0.062 R)
• M7: 2,461,184 km (0.116 R)
• M8: 2,670,920 km (0.112 R)
• M9: 2,756,490 km (0.089 R)
• M10: 3,085,606 km (0.089 R)
• M11: 3,733,963 km (0.11 R)
• M12: 3,878,474 km (0.118 R)
• M13: 4,173,033 km (0.092 R)
• M14: 4,706,050 km (0.111 R)
• M15: 4,993,876 km (0.104 R)
• M16: 5,180,125 km (0.098 R)
• M17: 5,260,759 km (0.086 R)
• M18: 5,669,759 km (0.04 R)
• M19: 5,892,062 km (0.034 R)
• M20: 6,032,534 km (0.115 R)
• M21: 6,145,780 km (0.09 R)
• M22: 6,634,666 km (0.078 R)
• M23: 6,869,235 km (0.095 R)
• M24: 7,406,890 km (0.062 R)
• M25: 7,927,191 km (0.066 R)
• M26: 8,490,876 km (0.064 R)
• M27: 8,938,473 km (0.094 R)
• M28: 10,090,825 km (0.117 R)
• M29: 10,394,658 km (0.069 R)
• M30: 10,496,684 km (0.063 R)
• M31: 11,324,409 km (0.084 R)
• M32: 11,605,055 km (0.111 R)
• M33: 11,817,035 km (0.088 R)
• M34: 12,030,212 km (0.103 R)
• M35: 12,496,658 km (0.11 R)
• M36: 14,611,224 km (0.09 R)
• M37: 15,108,787 km (0.099 R)
• M38: 15,263,022 km (0.11 R)
• M39: 15,379,110 km (0.112 R)
• M40: 15,495,347 km (0.071 R)
• M41: 15,729,019 km (0.066 R)
• M42: 15,963,738 km (0.111 R)
• M43: 16,081,472 km (0.093 R)
• M44: 16,317,986 km (0.064 R)
• M45: 17,275,263 km (0.065 R)
• M46: 17,517,462 km (0.069 R)
• M47: 18,250,791 km (0.116 R)
• M48: 20,297,589 km (0.064 R)
• M49: 20,895,681 km (0.065 R)
• M50: 21,153,737 km (0.05 R)
• M51: 21,283,289 km (0.096 R)
• M52: 22,021,704 km (0.112 R)
• M53: 23,345,496 km (0.085 R)
• M54: 24,242,335 km (0.117 R)
• M55: 25,241,798 km (0.045 R)
• M56: 25,562,686 km (0.07 R)
• M57: 25,884,920 km (0.064 R)
• M58: 26,254,726 km (0.111 R)
• M59: 27,140,195 km (0.085 R)
• M60: 27,751,751 km (0.052 R)
• M61: 27,940,843 km (0.072 R)
• M62: 28,177,806 km (0.108 R)
• M63: 29,036,348 km (0.057 R)
• M64: 29,420,665 km (0.025 R)
• M65: 29,517,006 km (0.099 R)
• M66: 30,097,296 km (0.118 R)
• M67: 30,681,476 km (0.058 R)
• M68: 32,108,341 km (0.105 R)
• M69: 32,406,340 km (0.116 R)
• M70: 32,655,270 km (0.054 R)
• M71: 32,805,018 km (0.119 R)
• M72: 32,954,915 km (0.086 R)
• M73: 33,305,572 km (0.075 R)
• M74: 33,506,482 km (0.119 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 13,225 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit