🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.49 AU - 0.59 AU

Year: 148 Days

Day: 42.7 Hours

Environment

Temp: 142 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,165,044 km

• M1: 78,988 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.88 AU - 0.96 AU

Year: 329 Days

Day: 25.1 Hours

Environment

Temp: 26 °C

Axial Tilt: 34.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.22 AU - 1.32 AU

Year: 534 Days

Day: 40.8 Hours

Environment

Temp: -15 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 72,165,044 km

• M1: 43,084 km (0.117 R)
• M2: 432,039 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.36 AU - 3.88 AU

Year: 2054 Days

Day: 35.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.64 AU - 3.96 AU

Year: 2235 Days

Day: 17.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 47.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,165,044 km

• M1: 150,944 km (0.111 R)
• M2: 1,348,475 km (0.072 R)

Asteroid Belt

Center: 4.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.8

Radius: 14.3

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.88 AU - 5.84 AU

Year: 3994 Days

Day: 9.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 72,165,044 km

• M1: 179,667 km (0.105 R)
• M2: 372,947 km (0.074 R)
• M3: 520,750 km (0.076 R)
• M4: 711,787 km (0.1 R)
• M5: 831,615 km (0.084 R)
• M6: 929,003 km (0.066 R)
• M7: 1,030,879 km (0.101 R)
• M8: 1,236,127 km (0.049 R)
• M9: 1,491,341 km (0.106 R)
• M10: 1,764,208 km (0.119 R)
• M11: 1,960,031 km (0.096 R)
• M12: 2,218,536 km (0.036 R)
• M13: 2,316,673 km (0.058 R)
• M14: 2,459,539 km (0.089 R)
• M15: 2,561,415 km (0.114 R)
• M16: 2,664,787 km (0.1 R)
• M17: 3,186,734 km (0.095 R)
• M18: 3,394,974 km (0.092 R)
• M19: 3,574,791 km (0.034 R)
• M20: 3,943,998 km (0.098 R)
• M21: 4,202,803 km (0.057 R)
• M22: 4,520,997 km (0.085 R)
• M23: 4,683,012 km (0.117 R)
• M24: 4,810,469 km (0.078 R)
• M25: 4,957,524 km (0.08 R)
• M26: 5,124,774 km (0.096 R)
• M27: 5,369,666 km (0.104 R)
• M28: 5,910,612 km (0.086 R)
• M29: 6,088,185 km (0.097 R)
• M30: 6,509,452 km (0.112 R)
• M31: 7,023,620 km (0.116 R)
• M32: 7,148,833 km (0.088 R)
• M33: 7,486,925 km (0.078 R)
• M34: 7,593,588 km (0.043 R)
• M35: 7,916,719 km (0.082 R)
• M36: 8,222,497 km (0.112 R)
• M37: 8,532,165 km (0.068 R)
• M38: 8,710,785 km (0.106 R)
• M39: 8,913,340 km (0.083 R)
• M40: 9,277,312 km (0.038 R)
• M41: 9,392,054 km (0.091 R)
• M42: 9,553,470 km (0.099 R)
• M43: 10,043,403 km (0.093 R)
• M44: 10,208,559 km (0.076 R)
• M45: 11,145,191 km (0.111 R)
• M46: 11,710,521 km (0.106 R)
• M47: 12,159,465 km (0.052 R)
• M48: 12,386,105 km (0.094 R)
• M49: 13,229,089 km (0.117 R)
• M50: 13,358,491 km (0.052 R)
• M51: 13,932,648 km (0.053 R)
• M52: 14,755,436 km (0.109 R)
• M53: 15,375,968 km (0.06 R)
• M54: 15,593,932 km (0.077 R)
• M55: 15,730,665 km (0.113 R)
• M56: 15,840,320 km (0.105 R)
• M57: 16,087,905 km (0.086 R)
• M58: 16,503,637 km (0.03 R)
• M59: 17,828,775 km (0.086 R)
• M60: 18,000,364 km (0.114 R)
• M61: 18,258,869 km (0.097 R)
• M62: 18,721,575 km (0.118 R)
• M63: 18,954,349 km (0.077 R)
• M64: 19,158,850 km (0.093 R)
• M65: 19,334,627 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.4

Radius: 3.9

Gravity: 35.46 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 11.64 AU - 17.58 AU

Year: 20818 Days

Day: 18.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 72,165,044 km

• M1: 74,051 km (0.037 R)
• M2: 267,930 km (0.097 R)
• M3: 442,062 km (0.105 R)
• M4: 582,684 km (0.103 R)
• M5: 691,591 km (0.109 R)
• M6: 759,957 km (0.089 R)
• M7: 1,589,328 km (0.088 R)
• M8: 2,093,772 km (0.06 R)
• M9: 2,787,906 km (0.088 R)
• M10: 3,826,265 km (0.095 R)
• M11: 4,071,605 km (0.053 R)
• M12: 4,406,854 km (0.106 R)
• M13: 4,620,779 km (0.069 R)
• M14: 4,881,977 km (0.102 R)
• M15: 5,464,361 km (0.097 R)
• M16: 7,338,524 km (0.073 R)
• M17: 7,591,793 km (0.116 R)
• M18: 8,003,187 km (0.116 R)
• M19: 8,955,078 km (0.095 R)
• M20: 10,109,974 km (0.067 R)
• M21: 11,194,558 km (0.108 R)
• M22: 11,252,752 km (0.098 R)
• M23: 11,839,325 km (0.066 R)
• M24: 12,616,486 km (0.054 R)
• M25: 15,109,385 km (0.032 R)
• M26: 19,189,368 km (0.039 R)
• M27: 20,667,544 km (0.112 R)
• M28: 21,890,806 km (0.081 R)
• M29: 22,621,292 km (0.109 R)
• M30: 22,694,895 km (0.106 R)
• M31: 23,285,657 km (0.109 R)
• M32: 23,582,908 km (0.06 R)
• M33: 25,545,482 km (0.07 R)
• M34: 26,159,880 km (0.1 R)
• M35: 26,237,073 km (0.084 R)
• M36: 27,953,110 km (0.107 R)
• M37: 28,586,208 km (0.044 R)
• M38: 29,064,024 km (0.091 R)
• M39: 29,223,794 km (0.114 R)
• M40: 30,270,082 km (0.107 R)
• M41: 31,083,146 km (0.04 R)
• M42: 31,903,392 km (0.084 R)
• M43: 34,322,239 km (0.084 R)
• M44: 34,491,135 km (0.109 R)
• M45: 34,914,797 km (0.108 R)
• M46: 35,169,861 km (0.099 R)
• M47: 35,254,982 km (0.071 R)
• M48: 36,540,327 km (0.095 R)
• M49: 36,885,599 km (0.106 R)
• M50: 37,405,751 km (0.088 R)
• M51: 38,190,392 km (0.11 R)
• M52: 38,453,085 km (0.064 R)
• M53: 38,716,378 km (0.078 R)
• M54: 38,980,418 km (0.115 R)
• M55: 39,598,556 km (0.105 R)
• M56: 41,922,858 km (0.085 R)
• M57: 42,646,912 km (0.1 R)
• M58: 43,832,326 km (0.099 R)
• M59: 46,048,917 km (0.095 R)
• M60: 46,142,117 km (0.085 R)
• M61: 46,422,014 km (0.087 R)
• M62: 46,983,306 km (0.073 R)
• M63: 48,491,103 km (0.106 R)
• M64: 48,965,627 km (0.117 R)
• M65: 49,155,766 km (0.087 R)
• M66: 50,782,493 km (0.118 R)
• M67: 50,975,175 km (0.032 R)
• M68: 52,038,367 km (0.1 R)
• M69: 52,718,888 km (0.053 R)
• M70: 53,500,088 km (0.096 R)
• M71: 54,186,892 km (0.042 R)
• M72: 54,777,804 km (0.068 R)
• M73: 54,975,273 km (0.081 R)
• M74: 55,469,993 km (0.115 R)
• M75: 57,663,995 km (0.093 R)
• M76: 58,267,323 km (0.12 R)
• M77: 58,468,832 km (0.049 R)
• M78: 59,277,558 km (0.111 R)
• M79: 59,581,690 km (0.068 R)
• M80: 59,683,118 km (0.073 R)
• M81: 60,293,477 km (0.073 R)
• M82: 60,905,781 km (0.039 R)
• M83: 61,110,281 km (0.108 R)
• M84: 62,445,442 km (0.109 R)
• M85: 65,563,212 km (0.038 R)
• M86: 65,668,080 km (0.065 R)
• M87: 65,877,816 km (0.054 R)
• M88: 66,403,204 km (0.053 R)
• M89: 71,086,066 km (0.044 R)
• M90: 72,165,115 km (0.103 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 14,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit