🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.54 AU - 0.86 AU

Year: 222 Days

Day: 44.9 Hours

Environment

Temp: 170 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 26,363,138 km

• M1: 525,238 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.05 AU - 1.61 AU

Year: 581 Days

Day: 35.1 Hours

Environment

Temp: -29 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 3.04 AU - 3.52 AU

Year: 2250 Days

Day: 17.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 133.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.5

Radius: 9.7

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.65 AU - 7.53 AU

Year: 6407 Days

Day: 12.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 26,363,138 km

• M1: 228,436 km (0.097 R)
• M2: 308,770 km (0.099 R)
• M3: 414,087 km (0.095 R)
• M4: 484,398 km (0.078 R)
• M5: 559,496 km (0.069 R)
• M6: 639,232 km (0.119 R)
• M7: 1,218,923 km (0.113 R)
• M8: 1,645,726 km (0.117 R)
• M9: 1,969,007 km (0.103 R)
• M10: 2,181,436 km (0.119 R)
• M11: 2,513,992 km (0.09 R)
• M12: 2,721,335 km (0.086 R)
• M13: 2,934,362 km (0.099 R)
• M14: 3,128,391 km (0.099 R)
• M15: 3,503,582 km (0.075 R)
• M16: 3,787,968 km (0.102 R)
• M17: 3,893,285 km (0.116 R)
• M18: 3,999,499 km (0.076 R)
• M19: 4,798,800 km (0.052 R)
• M20: 4,941,517 km (0.077 R)
• M21: 5,114,751 km (0.115 R)
• M22: 5,616,353 km (0.048 R)
• M23: 6,010,543 km (0.092 R)
• M24: 6,320,061 km (0.037 R)
• M25: 8,386,457 km (0.116 R)
• M26: 8,489,679 km (0.072 R)
• M27: 9,012,225 km (0.113 R)
• M28: 9,330,868 km (0.105 R)
• M29: 9,761,411 km (0.08 R)
• M30: 9,833,816 km (0.031 R)
• M31: 9,906,371 km (0.112 R)
• M32: 10,052,079 km (0.086 R)
• M33: 10,161,884 km (0.087 R)
• M34: 10,978,838 km (0.096 R)
• M35: 11,054,086 km (0.063 R)
• M36: 11,739,693 km (0.03 R)
• M37: 12,087,658 km (0.094 R)
• M38: 12,556,946 km (0.088 R)
• M39: 14,575,769 km (0.049 R)
• M40: 15,200,789 km (0.087 R)
• M41: 16,304,971 km (0.092 R)
• M42: 16,649,944 km (0.087 R)
• M43: 17,259,406 km (0.095 R)
• M44: 17,347,070 km (0.12 R)
• M45: 19,586,550 km (0.113 R)
• M46: 19,678,104 km (0.04 R)
• M47: 19,815,435 km (0.055 R)
• M48: 20,045,367 km (0.081 R)
• M49: 21,066,971 km (0.091 R)
• M50: 21,160,619 km (0.114 R)
• M51: 22,583,145 km (0.119 R)
• M52: 22,919,441 km (0.079 R)
• M53: 23,064,102 km (0.086 R)
• M54: 23,305,852 km (0.091 R)
• M55: 24,625,904 km (0.056 R)
• M56: 25,769,430 km (0.058 R)
• M57: 26,828,583 km (0.031 R)
• M58: 27,235,788 km (0.102 R)
• M59: 27,645,088 km (0.105 R)
• M60: 27,747,712 km (0.119 R)
• M61: 27,850,486 km (0.088 R)
• M62: 28,056,333 km (0.108 R)
• M63: 28,211,166 km (0.119 R)
• M64: 29,145,704 km (0.05 R)
• M65: 29,250,124 km (0.066 R)
• M66: 29,511,920 km (0.076 R)
• M67: 30,460,520 km (0.074 R)
• M68: 31,687,223 km (0.12 R)
• M69: 31,848,339 km (0.087 R)
• M70: 32,441,794 km (0.082 R)
• M71: 32,549,954 km (0.097 R)
• M72: 32,658,412 km (0.047 R)
• M73: 33,093,293 km (0.077 R)
• M74: 33,256,803 km (0.081 R)
• M75: 33,529,969 km (0.061 R)
• M76: 33,748,980 km (0.104 R)
• M77: 35,742,073 km (0.11 R)
• M78: 35,909,922 km (0.068 R)
• M79: 37,091,745 km (0.101 R)
• M80: 37,261,688 km (0.116 R)
• M81: 37,886,858 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.1

Radius: 9.1

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.32 AU - 8.4 AU

Year: 6805 Days

Day: 13.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 26,363,138 km

• M1: 415,433 km (0.084 R)
• M2: 489,335 km (0.077 R)
• M3: 663,167 km (0.073 R)
• M4: 968,347 km (0.08 R)
• M5: 1,343,538 km (0.087 R)
• M6: 1,473,539 km (0.079 R)
• M7: 1,532,630 km (0.098 R)
• M8: 1,856,510 km (0.057 R)
• M9: 2,067,891 km (0.072 R)
• M10: 2,185,026 km (0.088 R)
• M11: 2,531,794 km (0.119 R)
• M12: 2,971,014 km (0.034 R)
• M13: 3,161,003 km (0.047 R)
• M14: 3,775,551 km (0.101 R)
• M15: 3,878,026 km (0.119 R)
• M16: 4,319,040 km (0.06 R)
• M17: 5,089,320 km (0.086 R)
• M18: 5,225,753 km (0.093 R)
• M19: 5,783,154 km (0.038 R)
• M20: 5,854,213 km (0.116 R)
• M21: 6,021,015 km (0.046 R)
• M22: 6,531,144 km (0.11 R)
• M23: 6,729,062 km (0.108 R)
• M24: 7,029,754 km (0.037 R)
• M25: 7,105,600 km (0.1 R)
• M26: 7,258,189 km (0.074 R)
• M27: 7,514,899 km (0.12 R)
• M28: 7,670,332 km (0.082 R)
• M29: 7,879,320 km (0.046 R)
• M30: 7,958,158 km (0.108 R)
• M31: 8,063,624 km (0.039 R)
• M32: 8,169,689 km (0.108 R)
• M33: 8,276,203 km (0.105 R)
• M34: 8,706,596 km (0.082 R)
• M35: 8,869,957 km (0.096 R)
• M36: 9,116,943 km (0.103 R)
• M37: 9,227,346 km (0.115 R)
• M38: 9,421,823 km (0.1 R)
• M39: 9,673,746 km (0.096 R)
• M40: 9,956,337 km (0.102 R)
• M41: 10,327,788 km (0.11 R)
• M42: 11,768,266 km (0.051 R)
• M43: 12,009,268 km (0.026 R)
• M44: 13,553,118 km (0.088 R)
• M45: 13,679,379 km (0.075 R)
• M46: 13,932,947 km (0.044 R)
• M47: 14,220,026 km (0.074 R)
• M48: 14,444,722 km (0.055 R)
• M49: 14,702,928 km (0.101 R)
• M50: 15,883,853 km (0.091 R)
• M51: 17,987,947 km (0.112 R)
• M52: 18,265,750 km (0.064 R)
• M53: 18,335,463 km (0.047 R)
• M54: 18,510,044 km (0.048 R)
• M55: 18,650,067 km (0.077 R)
• M56: 18,755,384 km (0.062 R)
• M57: 19,640,555 km (0.12 R)
• M58: 20,178,060 km (0.071 R)
• M59: 21,782,796 km (0.103 R)
• M60: 22,600,498 km (0.119 R)
• M61: 23,013,089 km (0.108 R)
• M62: 23,731,757 km (0.066 R)
• M63: 24,189,377 km (0.083 R)
• M64: 24,342,566 km (0.09 R)
• M65: 24,649,840 km (0.089 R)
• M66: 25,229,531 km (0.088 R)
• M67: 25,618,635 km (0.119 R)
• M68: 25,774,666 km (0.085 R)
• M69: 26,166,463 km (0.027 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 12,368 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit