🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.58 AU - 0.76 AU

Year: 202 Days

Day: 35.1 Hours

Environment

Temp: 177 °C

Axial Tilt: 0.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,995,921 km

• M1: 460,313 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.02 AU - 1.62 AU

Year: 560 Days

Day: 43.8 Hours

Environment

Temp: -16 °C

Axial Tilt: 26.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,995,921 km

• M1: 42,187 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.39 AU - 1.75 AU

Year: 726 Days

Day: 40.4 Hours

Environment

Temp: -45 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.39 AU - 2.09 AU

Year: 847 Days

Day: 38.3 Hours

Environment

Temp: -47 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 15.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438.8

Radius: 6.7

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 15.76 AU - 16.12 AU

Year: 23481 Days

Day: 23.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 72,995,921 km

• M1: 145,559 km (0.093 R)
• M2: 481,256 km (0.054 R)
• M3: 802,742 km (0.089 R)
• M4: 898,485 km (0.053 R)
• M5: 1,208,900 km (0.067 R)
• M6: 1,319,603 km (0.111 R)
• M7: 2,286,005 km (0.096 R)
• M8: 3,422,350 km (0.11 R)
• M9: 3,500,889 km (0.119 R)
• M10: 3,902,709 km (0.094 R)
• M11: 4,026,127 km (0.066 R)
• M12: 4,276,854 km (0.115 R)
• M13: 4,489,731 km (0.061 R)
• M14: 4,837,546 km (0.094 R)
• M15: 5,103,980 km (0.071 R)
• M16: 5,512,831 km (0.097 R)
• M17: 5,838,057 km (0.054 R)
• M18: 6,026,849 km (0.094 R)
• M19: 6,217,437 km (0.091 R)
• M20: 8,178,366 km (0.102 R)
• M21: 8,442,705 km (0.069 R)
• M22: 8,656,032 km (0.105 R)
• M23: 8,979,463 km (0.061 R)
• M24: 9,472,238 km (0.107 R)
• M25: 9,973,540 km (0.032 R)
• M26: 10,029,789 km (0.109 R)
• M27: 10,142,736 km (0.11 R)
• M28: 10,598,112 km (0.079 R)
• M29: 11,176,906 km (0.071 R)
• M30: 11,765,873 km (0.105 R)
• M31: 12,607,211 km (0.109 R)
• M32: 13,035,210 km (0.09 R)
• M33: 13,343,831 km (0.061 R)
• M34: 13,905,421 km (0.117 R)
• M35: 15,116,117 km (0.1 R)
• M36: 15,375,370 km (0.086 R)
• M37: 15,635,969 km (0.073 R)
• M38: 15,832,391 km (0.095 R)
• M39: 16,493,165 km (0.092 R)
• M40: 17,636,991 km (0.106 R)
• M41: 17,773,274 km (0.065 R)
• M42: 18,459,779 km (0.107 R)
• M43: 19,154,960 km (0.051 R)
• M44: 22,905,379 km (0.041 R)
• M45: 23,427,176 km (0.108 R)
• M46: 26,249,490 km (0.083 R)
• M47: 26,483,012 km (0.103 R)
• M48: 26,717,133 km (0.116 R)
• M49: 27,030,540 km (0.049 R)
• M50: 27,739,933 km (0.083 R)
• M51: 28,295,988 km (0.058 R)
• M52: 31,874,370 km (0.117 R)
• M53: 32,456,604 km (0.097 R)
• M54: 32,540,080 km (0.04 R)
• M55: 32,623,705 km (0.048 R)
• M56: 33,970,086 km (0.099 R)
• M57: 34,650,008 km (0.095 R)
• M58: 36,023,466 km (0.062 R)
• M59: 39,444,919 km (0.105 R)
• M60: 39,623,240 km (0.088 R)
• M61: 42,511,227 km (0.103 R)
• M62: 42,876,994 km (0.065 R)
• M63: 43,151,955 km (0.05 R)
• M64: 43,335,661 km (0.095 R)
• M65: 44,535,735 km (0.101 R)
• M66: 45,373,034 km (0.115 R)
• M67: 45,653,231 km (0.079 R)
• M68: 45,746,879 km (0.074 R)
• M69: 47,252,133 km (0.088 R)
• M70: 47,631,064 km (0.1 R)
• M71: 48,582,507 km (0.086 R)
• M72: 48,965,029 km (0.107 R)
• M73: 52,255,284 km (0.077 R)
• M74: 53,729,571 km (0.097 R)
• M75: 54,223,992 km (0.115 R)
• M76: 55,816,312 km (0.061 R)
• M77: 56,016,324 km (0.042 R)
• M78: 57,121,254 km (0.119 R)
• M79: 57,222,083 km (0.103 R)
• M80: 58,030,660 km (0.11 R)
• M81: 58,639,523 km (0.094 R)
• M82: 58,944,852 km (0.101 R)
• M83: 60,993,296 km (0.095 R)
• M84: 62,648,746 km (0.051 R)
• M85: 65,898,012 km (0.101 R)
• M86: 66,109,543 km (0.109 R)
• M87: 68,986,908 km (0.082 R)
• M88: 69,201,731 km (0.079 R)
• M89: 69,309,142 km (0.084 R)
• M90: 69,739,535 km (0.09 R)
• M91: 72,777,270 km (0.116 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 12,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit