🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.48 AU - 0.68 AU

Year: 166 Days

Day: 38.2 Hours

Environment

Temp: 203 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,787,575 km

• M1: 240,404 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.77 AU - 0.91 AU

Year: 290 Days

Day: 12.1 Hours

Environment

Temp: 132 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.74 AU - 1.04 AU

Year: 316 Days

Day: 12.9 Hours

Environment

Temp: 28 °C

Axial Tilt: 4.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 97,787,575 km

• M1: 28,872 km (0.084 R)
• M2: 43,832 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.1 AU - 1.18 AU

Year: 459 Days

Day: 25.3 Hours

Environment

Temp: -11 °C

Axial Tilt: 46.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.63 AU - 2.11 AU

Year: 963 Days

Day: 32.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.99 AU - 2.21 AU

Year: 1146 Days

Day: 33.7 Hours

Environment

Temp: -74 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.24 AU - 4.44 AU

Year: 2835 Days

Day: 47.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,787,575 km

• M1: 862,731 km (0.041 R)

Asteroid Belt

Center: 4.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.4

Radius: 15

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 4.24 AU - 5.56 AU

Year: 4086 Days

Day: 11.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 97,787,575 km

• M1: 274,362 km (0.081 R)
• M2: 471,383 km (0.071 R)
• M3: 585,676 km (0.078 R)
• M4: 1,193,193 km (0.066 R)
• M5: 1,652,009 km (0.117 R)
• M6: 1,841,999 km (0.103 R)
• M7: 2,581,910 km (0.064 R)
• M8: 2,839,368 km (0.106 R)
• M9: 3,463,640 km (0.118 R)
• M10: 3,691,028 km (0.089 R)
• M11: 4,351,652 km (0.107 R)
• M12: 4,638,880 km (0.098 R)
• M13: 5,748,597 km (0.116 R)
• M14: 5,917,045 km (0.103 R)
• M15: 6,098,507 km (0.075 R)
• M16: 6,937,900 km (0.079 R)
• M17: 7,628,145 km (0.092 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 699.2

Radius: 6.9

Gravity: 14.69 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 16.15 AU - 19.91 AU

Year: 28842 Days

Day: 20.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 97,787,575 km

• M1: 143,016 km (0.048 R)
• M2: 321,785 km (0.09 R)
• M3: 725,550 km (0.092 R)
• M4: 781,200 km (0.087 R)
• M5: 987,496 km (0.102 R)
• M6: 1,380,489 km (0.091 R)
• M7: 1,856,659 km (0.055 R)
• M8: 2,549,896 km (0.069 R)
• M9: 5,424,568 km (0.069 R)
• M10: 5,875,606 km (0.085 R)
• M11: 6,047,943 km (0.102 R)
• M12: 7,484,980 km (0.032 R)
• M13: 8,241,347 km (0.101 R)
• M14: 8,759,105 km (0.099 R)
• M15: 8,824,479 km (0.109 R)
• M16: 9,287,335 km (0.04 R)
• M17: 9,555,265 km (0.119 R)
• M18: 12,152,284 km (0.06 R)
• M19: 14,098,702 km (0.111 R)
• M20: 14,406,724 km (0.097 R)
• M21: 15,029,350 km (0.093 R)
• M22: 15,264,967 km (0.099 R)
• M23: 15,501,930 km (0.056 R)
• M24: 17,358,888 km (0.032 R)
• M25: 19,114,569 km (0.077 R)
• M26: 19,284,811 km (0.106 R)
• M27: 19,884,250 km (0.09 R)
• M28: 21,101,528 km (0.117 R)
• M29: 22,163,972 km (0.112 R)
• M30: 22,521,959 km (0.088 R)
• M31: 22,701,776 km (0.109 R)
• M32: 24,156,615 km (0.045 R)
• M33: 24,988,230 km (0.114 R)
• M34: 25,174,330 km (0.113 R)
• M35: 29,677,375 km (0.075 R)
• M36: 30,269,783 km (0.062 R)
• M37: 31,165,874 km (0.098 R)
• M38: 31,366,186 km (0.098 R)
• M39: 32,881,911 km (0.063 R)
• M40: 33,187,988 km (0.091 R)
• M41: 33,392,489 km (0.099 R)
• M42: 33,597,587 km (0.108 R)
• M43: 33,700,212 km (0.119 R)
• M44: 34,732,287 km (0.105 R)
• M45: 35,460,978 km (0.041 R)
• M46: 35,879,553 km (0.104 R)
• M47: 37,570,458 km (0.029 R)
• M48: 39,828,787 km (0.096 R)
• M49: 41,029,310 km (0.079 R)
• M50: 42,685,209 km (0.062 R)
• M51: 45,948,388 km (0.108 R)
• M52: 46,633,396 km (0.101 R)
• M53: 47,436,886 km (0.093 R)
• M54: 49,407,240 km (0.095 R)
• M55: 50,226,438 km (0.055 R)
• M56: 50,932,091 km (0.101 R)
• M57: 52,353,121 km (0.057 R)
• M58: 53,427,533 km (0.084 R)
• M59: 53,667,339 km (0.074 R)
• M60: 53,907,443 km (0.039 R)
• M61: 54,027,570 km (0.083 R)
• M62: 54,388,699 km (0.091 R)
• M63: 56,571,931 km (0.11 R)
• M64: 57,674,317 km (0.101 R)
• M65: 60,398,644 km (0.118 R)
• M66: 61,023,664 km (0.094 R)
• M67: 61,399,604 km (0.072 R)
• M68: 65,074,027 km (0.085 R)
• M69: 65,458,194 km (0.088 R)
• M70: 66,228,773 km (0.077 R)
• M71: 67,908,757 km (0.118 R)
• M72: 68,688,760 km (0.066 R)
• M73: 69,995,497 km (0.091 R)
• M74: 70,257,892 km (0.069 R)
• M75: 71,046,722 km (0.089 R)
• M76: 73,431,162 km (0.069 R)
• M77: 74,499,291 km (0.075 R)
• M78: 74,633,181 km (0.115 R)
• M79: 75,572,506 km (0.104 R)
• M80: 76,111,058 km (0.114 R)
• M81: 76,245,846 km (0.084 R)
• M82: 76,380,783 km (0.062 R)
• M83: 80,465,104 km (0.089 R)
• M84: 81,015,026 km (0.066 R)
• M85: 82,118,610 km (0.113 R)
• M86: 83,644,059 km (0.108 R)
• M87: 86,582,311 km (0.095 R)
• M88: 90,552,339 km (0.05 R)
• M89: 91,984,440 km (0.105 R)
• M90: 95,888,645 km (0.115 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 16,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit