🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.98 AU - 1.02 AU

Year: 350 Days

Day: 24.8 Hours

Environment

Temp: 137 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.6 AU - 3.16 AU

Year: 1710 Days

Day: 32 Hours

Environment

Temp: -79 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.94 AU - 3.5 AU

Year: 2021 Days

Day: 16.2 Hours

Environment

Temp: -105 °C

Axial Tilt: 88.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,844,214 km

• M1: 1,983,518 km (0.042 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.13 AU - 4.05 AU

Year: 2380 Days

Day: 41.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.71 AU - 5.31 AU

Year: 3351 Days

Day: 47.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723

Radius: 8.8

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 5.67 AU - 6.53 AU

Year: 5271 Days

Day: 14.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 31,844,214 km

• M1: 110,403 km (0.101 R)
• M2: 186,100 km (0.039 R)
• M3: 266,135 km (0.115 R)
• M4: 326,273 km (0.102 R)
• M5: 392,395 km (0.048 R)
• M6: 623,225 km (0.034 R)
• M7: 827,575 km (0.061 R)
• M8: 1,023,997 km (0.078 R)
• M9: 1,461,721 km (0.12 R)
• M10: 1,528,741 km (0.116 R)
• M11: 1,614,161 km (0.118 R)
• M12: 2,512,795 km (0.082 R)
• M13: 2,696,352 km (0.076 R)
• M14: 2,758,435 km (0.072 R)
• M15: 3,251,061 km (0.108 R)
• M16: 3,701,650 km (0.062 R)
• M17: 4,100,178 km (0.043 R)
• M18: 4,171,836 km (0.043 R)
• M19: 4,365,266 km (0.083 R)
• M20: 4,735,969 km (0.12 R)
• M21: 5,065,384 km (0.117 R)
• M22: 5,271,979 km (0.111 R)
• M23: 5,666,618 km (0.081 R)
• M24: 5,827,136 km (0.092 R)
• M25: 6,070,831 km (0.095 R)
• M26: 6,484,320 km (0.076 R)
• M27: 6,596,219 km (0.087 R)
• M28: 6,850,236 km (0.117 R)
• M29: 7,049,949 km (0.105 R)
• M30: 7,193,862 km (0.096 R)
• M31: 7,455,359 km (0.074 R)
• M32: 7,987,778 km (0.029 R)
• M33: 8,107,756 km (0.102 R)
• M34: 8,902,120 km (0.086 R)
• M35: 9,182,766 km (0.118 R)
• M36: 9,561,698 km (0.072 R)
• M37: 9,625,426 km (0.051 R)
• M38: 9,817,211 km (0.118 R)
• M39: 10,139,744 km (0.106 R)
• M40: 10,432,956 km (0.043 R)
• M41: 10,695,949 km (0.06 R)
• M42: 11,633,628 km (0.062 R)
• M43: 11,735,654 km (0.109 R)
• M44: 12,181,306 km (0.095 R)
• M45: 14,418,243 km (0.09 R)
• M46: 15,117,314 km (0.118 R)
• M47: 15,265,864 km (0.064 R)
• M48: 15,676,959 km (0.099 R)
• M49: 16,053,946 km (0.062 R)
• M50: 16,740,002 km (0.076 R)
• M51: 17,009,278 km (0.114 R)
• M52: 17,591,363 km (0.1 R)
• M53: 17,747,693 km (0.1 R)
• M54: 18,219,375 km (0.096 R)
• M55: 18,695,246 km (0.076 R)
• M56: 19,175,305 km (0.12 R)
• M57: 19,699,796 km (0.106 R)
• M58: 20,065,712 km (0.119 R)
• M59: 20,310,903 km (0.091 R)
• M60: 20,928,293 km (0.095 R)
• M61: 21,509,930 km (0.081 R)
• M62: 21,928,804 km (0.092 R)
• M63: 22,689,359 km (0.078 R)
• M64: 22,816,966 km (0.085 R)
• M65: 22,987,508 km (0.095 R)
• M66: 23,372,723 km (0.075 R)
• M67: 23,544,610 km (0.1 R)
• M68: 24,454,016 km (0.112 R)
• M69: 24,628,447 km (0.075 R)
• M70: 24,715,962 km (0.102 R)
• M71: 25,022,637 km (0.074 R)
• M72: 25,817,301 km (0.042 R)
• M73: 26,620,044 km (0.104 R)
• M74: 26,754,682 km (0.113 R)
• M75: 26,979,527 km (0.108 R)
• M76: 27,069,735 km (0.112 R)
• M77: 27,205,121 km (0.118 R)
• M78: 27,340,656 km (0.047 R)
• M79: 28,433,469 km (0.071 R)
• M80: 28,893,034 km (0.103 R)
• M81: 29,447,742 km (0.11 R)
• M82: 30,099,391 km (0.104 R)
• M83: 30,755,677 km (0.092 R)
• M84: 30,849,774 km (0.073 R)

Kuiper Belt

Range: 31.4 - 58.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 13,427 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit