🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.51 AU - 0.65 AU

Year: 164 Days

Day: 26.5 Hours

Environment

Temp: 162 °C

Axial Tilt: 49.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.66 AU - 0.88 AU

Year: 251 Days

Day: 45.1 Hours

Environment

Temp: 138 °C

Axial Tilt: 24.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,724,778 km

• M1: 509,231 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.22 AU - 1.28 AU

Year: 518 Days

Day: 27.1 Hours

Environment

Temp: 4 °C

Axial Tilt: 46.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.12 AU - 1.84 AU

Year: 668 Days

Day: 26.6 Hours

Environment

Temp: -50 °C

Axial Tilt: 139.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.37 AU - 1.61 AU

Year: 675 Days

Day: 37.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 2.1 AU - 2.98 AU

Year: 1501 Days

Day: 22.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.41 AU - 2.91 AU

Year: 1609 Days

Day: 22.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.77 AU - 4.53 AU

Year: 3135 Days

Day: 19.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.38 AU - 4.46 AU

Year: 3446 Days

Day: 14.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 10 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.2

Radius: 8.7

Gravity: 12.78 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.72 AU - 6.9 AU

Year: 6591 Days

Day: 11 Hours

Environment

Temp: -160 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 40,724,778 km

• M1: 109,506 km (0.091 R)
• M2: 206,295 km (0.097 R)
• M3: 374,144 km (0.109 R)
• M4: 535,261 km (0.065 R)
• M5: 720,164 km (0.116 R)
• M6: 1,470,397 km (0.12 R)
• M7: 1,590,076 km (0.094 R)
• M8: 1,968,259 km (0.074 R)
• M9: 2,033,933 km (0.047 R)
• M10: 2,397,306 km (0.105 R)
• M11: 2,467,766 km (0.098 R)
• M12: 2,586,697 km (0.091 R)
• M13: 2,732,106 km (0.103 R)
• M14: 3,132,729 km (0.117 R)
• M15: 3,209,922 km (0.077 R)
• M16: 3,392,730 km (0.033 R)
• M17: 4,242,296 km (0.106 R)
• M18: 4,794,462 km (0.083 R)
• M19: 5,246,248 km (0.11 R)
• M20: 5,369,068 km (0.115 R)
• M21: 5,492,935 km (0.107 R)
• M22: 5,869,921 km (0.086 R)
• M23: 6,517,082 km (0.117 R)
• M24: 6,882,549 km (0.064 R)
• M25: 7,186,532 km (0.077 R)
• M26: 8,302,981 km (0.034 R)
• M27: 8,518,402 km (0.107 R)
• M28: 8,844,825 km (0.105 R)
• M29: 8,954,629 km (0.089 R)
• M30: 9,547,486 km (0.106 R)
• M31: 10,537,973 km (0.086 R)
• M32: 10,810,241 km (0.088 R)
• M33: 12,697,568 km (0.101 R)
• M34: 13,237,317 km (0.04 R)
• M35: 13,827,032 km (0.06 R)
• M36: 14,167,816 km (0.052 R)
• M37: 14,296,321 km (0.118 R)
• M38: 15,647,040 km (0.051 R)
• M39: 15,868,744 km (0.105 R)
• M40: 16,002,185 km (0.027 R)
• M41: 16,091,495 km (0.065 R)
• M42: 16,585,018 km (0.092 R)
• M43: 16,765,733 km (0.098 R)
• M44: 17,311,914 km (0.084 R)
• M45: 17,495,172 km (0.091 R)
• M46: 17,633,101 km (0.113 R)
• M47: 18,328,282 km (0.041 R)
• M48: 18,937,894 km (0.106 R)
• M49: 19,506,515 km (0.084 R)
• M50: 20,032,800 km (0.095 R)
• M51: 20,757,901 km (0.072 R)
• M52: 21,737,917 km (0.078 R)
• M53: 22,084,535 km (0.104 R)
• M54: 22,233,684 km (0.09 R)
• M55: 22,582,846 km (0.044 R)
• M56: 22,833,422 km (0.063 R)
• M57: 22,933,952 km (0.083 R)
• M58: 23,135,311 km (0.079 R)
• M59: 23,641,400 km (0.084 R)
• M60: 23,946,730 km (0.05 R)
• M61: 24,458,653 km (0.069 R)
• M62: 24,974,168 km (0.09 R)
• M63: 25,129,600 km (0.119 R)
• M64: 25,441,212 km (0.114 R)
• M65: 26,015,967 km (0.116 R)
• M66: 26,173,494 km (0.11 R)
• M67: 26,965,764 km (0.073 R)
• M68: 27,819,370 km (0.092 R)
• M69: 28,088,047 km (0.082 R)
• M70: 28,357,473 km (0.111 R)
• M71: 28,790,409 km (0.072 R)
• M72: 29,882,324 km (0.075 R)
• M73: 30,212,487 km (0.053 R)
• M74: 30,654,698 km (0.103 R)
• M75: 31,937,799 km (0.102 R)
• M76: 31,994,048 km (0.118 R)
• M77: 32,106,545 km (0.111 R)
• M78: 32,840,772 km (0.106 R)
• M79: 33,067,861 km (0.118 R)
• M80: 33,637,680 km (0.05 R)
• M81: 33,809,268 km (0.085 R)
• M82: 35,832,729 km (0.116 R)
• M83: 35,949,565 km (0.066 R)
• M84: 36,066,551 km (0.09 R)
• M85: 38,014,165 km (0.118 R)
• M86: 38,970,844 km (0.115 R)
• M87: 39,090,971 km (0.119 R)
• M88: 39,935,301 km (0.056 R)
• M89: 39,995,888 km (0.094 R)
• M90: 40,238,386 km (0.09 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: 410 - 19,035 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit