🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.5 AU - 0.7 AU

Year: 177 Days

Day: 25.3 Hours

Environment

Temp: 160 °C

Axial Tilt: 22.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 31,077,458 km

• M1: 45,328 km (0.078 R)
• M2: 96,491 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.98 AU - 1 AU

Year: 375 Days

Day: 38.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.05 AU - 1.17 AU

Year: 445 Days

Day: 30.4 Hours

Environment

Temp: 12 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.97 AU - 1.35 AU

Year: 476 Days

Day: 24.5 Hours

Environment

Temp: -4 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.7

Radius: 11.6

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 5.64 AU - 5.88 AU

Year: 5264 Days

Day: 14 Hours

Environment

Temp: -154 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 31,077,458 km

• M1: 155,133 km (0.119 R)
• M2: 565,181 km (0.115 R)
• M3: 645,066 km (0.073 R)
• M4: 951,742 km (0.073 R)
• M5: 1,366,427 km (0.099 R)
• M6: 1,661,584 km (0.065 R)
• M7: 1,782,010 km (0.107 R)
• M8: 1,887,626 km (0.117 R)
• M9: 2,370,079 km (0.064 R)
• M10: 3,228,023 km (0.067 R)
• M11: 3,314,490 km (0.107 R)
• M12: 3,600,970 km (0.086 R)
• M13: 3,826,863 km (0.101 R)
• M14: 4,057,393 km (0.091 R)
• M15: 4,875,544 km (0.059 R)
• M16: 5,025,142 km (0.078 R)
• M17: 5,176,386 km (0.115 R)
• M18: 5,252,531 km (0.116 R)
• M19: 5,406,018 km (0.116 R)
• M20: 6,008,299 km (0.111 R)
• M21: 6,142,040 km (0.082 R)
• M22: 6,631,973 km (0.109 R)
• M23: 7,620,366 km (0.082 R)
• M24: 7,765,326 km (0.093 R)
• M25: 8,805,779 km (0.119 R)
• M26: 9,019,106 km (0.106 R)
• M27: 9,482,111 km (0.076 R)
• M28: 9,952,746 km (0.106 R)
• M29: 10,143,184 km (0.113 R)
• M30: 10,399,146 km (0.06 R)
• M31: 10,851,979 km (0.099 R)
• M32: 11,015,190 km (0.073 R)
• M33: 11,344,306 km (0.106 R)
• M34: 11,944,792 km (0.074 R)
• M35: 12,658,523 km (0.034 R)
• M36: 12,864,968 km (0.11 R)
• M37: 13,421,023 km (0.09 R)
• M38: 13,596,502 km (0.04 R)
• M39: 13,772,578 km (0.088 R)
• M40: 13,878,643 km (0.045 R)
• M41: 14,700,833 km (0.108 R)
• M42: 14,990,455 km (0.09 R)
• M43: 15,172,515 km (0.036 R)
• M44: 15,391,826 km (0.096 R)
• M45: 15,465,278 km (0.09 R)
• M46: 15,870,838 km (0.095 R)
• M47: 16,392,187 km (0.099 R)
• M48: 16,919,070 km (0.034 R)
• M49: 18,260,664 km (0.105 R)
• M50: 18,455,141 km (0.071 R)
• M51: 18,767,651 km (0.054 R)
• M52: 18,924,579 km (0.053 R)
• M53: 19,755,745 km (0.079 R)
• M54: 19,955,309 km (0.119 R)
• M55: 20,195,862 km (0.118 R)
• M56: 20,316,438 km (0.108 R)
• M57: 21,167,201 km (0.038 R)
• M58: 21,947,055 km (0.059 R)
• M59: 22,611,120 km (0.054 R)
• M60: 22,945,621 km (0.101 R)
• M61: 23,155,506 km (0.046 R)
• M62: 23,239,580 km (0.057 R)
• M63: 23,916,361 km (0.102 R)
• M64: 24,299,930 km (0.078 R)
• M65: 24,471,070 km (0.106 R)
• M66: 24,771,463 km (0.114 R)
• M67: 25,159,519 km (0.1 R)
• M68: 25,549,521 km (0.048 R)
• M69: 25,985,300 km (0.094 R)
• M70: 26,687,662 km (0.07 R)
• M71: 27,262,866 km (0.102 R)
• M72: 27,351,727 km (0.115 R)
• M73: 27,485,318 km (0.12 R)
• M74: 27,752,799 km (0.119 R)
• M75: 27,886,988 km (0.077 R)
• M76: 28,066,206 km (0.074 R)
• M77: 28,245,724 km (0.068 R)
• M78: 28,515,748 km (0.1 R)
• M79: 29,604,671 km (0.046 R)
• M80: 30,476,228 km (0.085 R)
• M81: 31,077,462 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: 380 - 13,324 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit