🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.52 AU - 0.74 AU

Year: 184 Days

Day: 47.2 Hours

Environment

Temp: 186 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.95 AU - 0.99 AU

Year: 352 Days

Day: 39.4 Hours

Environment

Temp: 38 °C

Axial Tilt: 42.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.43 AU - 2.77 AU

Year: 1547 Days

Day: 42.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 92,590,744 km

• M1: 605,871 km (0.076 R)
• M2: 788,231 km (0.12 R)

Asteroid Belt

Center: 5.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.4

Radius: 8.7

Gravity: 11.24 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 6.23 AU - 9.85 AU

Year: 8411 Days

Day: 14.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 92,590,744 km

• M1: 108,159 km (0.095 R)
• M2: 458,368 km (0.108 R)
• M3: 815,159 km (0.104 R)
• M4: 1,248,394 km (0.114 R)
• M5: 1,908,121 km (0.056 R)
• M6: 2,262,668 km (0.092 R)
• M7: 3,061,221 km (0.096 R)
• M8: 4,653,541 km (0.07 R)
• M9: 5,629,069 km (0.118 R)
• M10: 7,440,250 km (0.111 R)
• M11: 8,280,691 km (0.119 R)
• M12: 9,043,490 km (0.095 R)
• M13: 9,852,516 km (0.117 R)
• M14: 11,396,515 km (0.063 R)
• M15: 11,778,888 km (0.062 R)
• M16: 12,569,213 km (0.076 R)
• M17: 16,568,413 km (0.06 R)
• M18: 16,847,862 km (0.11 R)
• M19: 17,560,097 km (0.043 R)
• M20: 19,505,767 km (0.096 R)
• M21: 23,380,352 km (0.082 R)
• M22: 24,176,661 km (0.065 R)
• M23: 30,998,773 km (0.107 R)
• M24: 31,637,107 km (0.116 R)
• M25: 33,940,615 km (0.085 R)
• M26: 35,190,655 km (0.114 R)
• M27: 38,510,980 km (0.064 R)
• M28: 41,134,029 km (0.111 R)
• M29: 45,356,728 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.4

Radius: 9.6

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.68 AU - 9.94 AU

Year: 10481 Days

Day: 7.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 92,590,744 km

• M1: 196,871 km (0.048 R)
• M2: 503,397 km (0.106 R)
• M3: 1,933,403 km (0.11 R)
• M4: 2,320,861 km (0.11 R)
• M5: 3,649,440 km (0.09 R)
• M6: 7,521,332 km (0.095 R)
• M7: 10,416,201 km (0.069 R)
• M8: 11,058,723 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.9

Radius: 9

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 10.13 AU - 10.51 AU

Year: 12232 Days

Day: 15 Hours

Environment

Temp: -175 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,590,744 km

• M1: 112,348 km (0.059 R)
• M2: 903,571 km (0.072 R)
• M3: 1,253,032 km (0.044 R)
• M4: 3,184,191 km (0.086 R)
• M5: 4,632,747 km (0.032 R)
• M6: 6,013,984 km (0.071 R)
• M7: 6,831,985 km (0.09 R)
• M8: 7,405,843 km (0.092 R)
• M9: 8,458,413 km (0.03 R)
• M10: 9,361,685 km (0.091 R)
• M11: 11,452,166 km (0.041 R)
• M12: 13,417,433 km (0.118 R)
• M13: 13,730,541 km (0.102 R)
• M14: 14,975,944 km (0.042 R)
• M15: 16,118,871 km (0.098 R)
• M16: 17,196,425 km (0.104 R)
• M17: 18,836,466 km (0.102 R)
• M18: 22,133,753 km (0.114 R)
• M19: 22,497,874 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 775.6

Radius: 6.3

Gravity: 19.54 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 14.48 AU - 17.28 AU

Year: 23348 Days

Day: 21.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 92,590,744 km

• M1: 82,129 km (0.059 R)
• M2: 294,558 km (0.091 R)
• M3: 565,480 km (0.115 R)
• M4: 1,467,555 km (0.083 R)
• M5: 2,379,803 km (0.094 R)
• M6: 4,109,005 km (0.111 R)
• M7: 4,710,987 km (0.079 R)
• M8: 6,357,162 km (0.111 R)
• M9: 6,727,267 km (0.093 R)
• M10: 8,518,103 km (0.074 R)
• M11: 9,315,908 km (0.115 R)
• M12: 12,645,508 km (0.057 R)
• M13: 23,432,412 km (0.114 R)
• M14: 23,871,033 km (0.08 R)
• M15: 26,263,851 km (0.102 R)
• M16: 35,820,911 km (0.104 R)
• M17: 45,394,576 km (0.101 R)
• M18: 46,591,509 km (0.094 R)
• M19: 51,221,862 km (0.041 R)
• M20: 54,793,063 km (0.086 R)
• M21: 55,565,586 km (0.109 R)
• M22: 56,934,706 km (0.077 R)
• M23: 63,693,388 km (0.064 R)
• M24: 76,112,554 km (0.063 R)
• M25: 83,521,538 km (0.055 R)

Asteroid Belt

Center: 16.84 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 643.1

Radius: 5

Gravity: 25.72 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 16.47 AU - 19.14 AU

Year: 27708 Days

Day: 16.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 92,590,744 km

• M1: 70,012 km (0.037 R)
• M2: 549,623 km (0.107 R)
• M3: 1,020,856 km (0.111 R)
• M4: 1,187,957 km (0.105 R)
• M5: 1,986,510 km (0.115 R)
• M6: 2,295,579 km (0.12 R)
• M7: 3,603,514 km (0.091 R)
• M8: 4,132,192 km (0.117 R)
• M9: 5,139,435 km (0.064 R)
• M10: 5,383,728 km (0.067 R)
• M11: 5,678,586 km (0.108 R)
• M12: 5,851,820 km (0.093 R)
• M13: 9,186,506 km (0.069 R)
• M14: 12,774,461 km (0.069 R)
• M15: 14,072,821 km (0.064 R)
• M16: 14,310,682 km (0.076 R)
• M17: 14,632,168 km (0.114 R)
• M18: 15,540,676 km (0.088 R)
• M19: 20,961,354 km (0.103 R)
• M20: 22,760,718 km (0.07 R)
• M21: 23,088,636 km (0.087 R)
• M22: 23,866,096 km (0.119 R)
• M23: 24,660,760 km (0.112 R)
• M24: 25,708,095 km (0.028 R)
• M25: 26,543,001 km (0.056 R)
• M26: 30,063,936 km (0.066 R)
• M27: 34,598,248 km (0.11 R)
• M28: 37,253,759 km (0.1 R)
• M29: 37,861,875 km (0.069 R)
• M30: 41,324,766 km (0.084 R)
• M31: 44,650,776 km (0.076 R)
• M32: 47,793,079 km (0.077 R)
• M33: 48,691,265 km (0.115 R)
• M34: 63,764,896 km (0.065 R)
• M35: 65,732,706 km (0.118 R)
• M36: 66,620,121 km (0.112 R)
• M37: 71,177,320 km (0.106 R)
• M38: 72,113,055 km (0.115 R)
• M39: 72,583,989 km (0.095 R)
• M40: 74,488,221 km (0.101 R)
• M41: 92,590,760 km (0.079 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 14,545 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit