🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.65 AU - 0.85 AU

Year: 242 Days

Day: 19.5 Hours

Environment

Temp: 165 °C

Axial Tilt: 47.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 61,362,745 km

• M1: 261,647 km (0.08 R)
• M2: 289,173 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.84 AU - 1.96 AU

Year: 976 Days

Day: 13.8 Hours

Environment

Temp: -66 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.36 AU - 3.92 AU

Year: 2589 Days

Day: 19.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,362,745 km

• M1: 525,238 km (0.107 R)
• M2: 3,036,986 km (0.105 R)

Asteroid Belt

Center: 5.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.7

Radius: 14.6

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.91 AU - 7.43 AU

Year: 7157 Days

Day: 11.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 61,362,745 km

• M1: 274,961 km (0.087 R)
• M2: 388,655 km (0.1 R)
• M3: 832,961 km (0.115 R)
• M4: 1,194,838 km (0.087 R)
• M5: 1,641,089 km (0.058 R)
• M6: 1,765,404 km (0.066 R)
• M7: 2,158,099 km (0.095 R)
• M8: 2,275,533 km (0.117 R)
• M9: 2,516,984 km (0.078 R)
• M10: 2,620,207 km (0.118 R)
• M11: 2,830,841 km (0.104 R)
• M12: 2,981,785 km (0.061 R)
• M13: 3,314,640 km (0.114 R)
• M14: 3,474,111 km (0.064 R)
• M15: 3,777,197 km (0.11 R)
• M16: 4,016,254 km (0.077 R)
• M17: 4,211,180 km (0.041 R)
• M18: 4,434,380 km (0.108 R)
• M19: 4,636,038 km (0.033 R)
• M20: 5,022,599 km (0.074 R)
• M21: 5,992,741 km (0.107 R)
• M22: 6,104,042 km (0.107 R)
• M23: 6,357,311 km (0.072 R)
• M24: 6,642,744 km (0.095 R)
• M25: 6,903,343 km (0.065 R)
• M26: 7,464,485 km (0.091 R)
• M27: 7,796,143 km (0.042 R)
• M28: 7,887,548 km (0.044 R)
• M29: 8,071,254 km (0.117 R)
• M30: 9,171,247 km (0.101 R)
• M31: 9,494,079 km (0.035 R)
• M32: 9,591,767 km (0.097 R)
• M33: 10,317,915 km (0.038 R)
• M34: 10,485,464 km (0.093 R)
• M35: 10,687,721 km (0.083 R)
• M36: 11,648,737 km (0.115 R)
• M37: 11,998,647 km (0.1 R)
• M38: 12,458,810 km (0.068 R)
• M39: 13,069,319 km (0.032 R)
• M40: 13,506,145 km (0.029 R)
• M41: 13,689,701 km (0.091 R)
• M42: 15,877,720 km (0.063 R)
• M43: 16,071,449 km (0.082 R)
• M44: 16,657,274 km (0.1 R)
• M45: 17,051,614 km (0.114 R)
• M46: 17,250,130 km (0.109 R)
• M47: 17,529,130 km (0.105 R)
• M48: 17,729,292 km (0.112 R)
• M49: 17,890,110 km (0.093 R)
• M50: 18,415,947 km (0.119 R)
• M51: 18,905,730 km (0.103 R)
• M52: 19,111,128 km (0.116 R)
• M53: 19,358,563 km (0.039 R)
• M54: 19,565,606 km (0.061 R)
• M55: 19,690,221 km (0.118 R)
• M56: 20,065,413 km (0.085 R)
• M57: 22,583,893 km (0.072 R)
• M58: 23,240,029 km (0.062 R)
• M59: 23,371,975 km (0.095 R)
• M60: 23,680,894 km (0.088 R)
• M61: 24,035,591 km (0.036 R)
• M62: 24,526,122 km (0.028 R)
• M63: 25,110,152 km (0.109 R)
• M64: 26,063,390 km (0.118 R)
• M65: 26,613,461 km (0.117 R)
• M66: 26,982,220 km (0.079 R)
• M67: 27,818,322 km (0.101 R)
• M68: 27,958,496 km (0.098 R)
• M69: 28,098,818 km (0.105 R)
• M70: 28,192,616 km (0.118 R)
• M71: 28,851,595 km (0.043 R)
• M72: 28,993,563 km (0.101 R)
• M73: 30,810,878 km (0.073 R)
• M74: 31,343,895 km (0.104 R)
• M75: 31,587,142 km (0.074 R)
• M76: 32,812,797 km (0.108 R)
• M77: 32,911,532 km (0.065 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.8

Radius: 14.5

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 8.66 AU - 12.82 AU

Year: 13121 Days

Day: 7.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 61,362,745 km

• M1: 216,169 km (0.099 R)
• M2: 1,034,918 km (0.084 R)
• M3: 1,362,388 km (0.1 R)
• M4: 1,590,824 km (0.04 R)
• M5: 1,804,749 km (0.117 R)
• M6: 1,915,601 km (0.096 R)
• M7: 2,291,839 km (0.031 R)
• M8: 2,597,468 km (0.088 R)
• M9: 2,787,457 km (0.087 R)
• M10: 3,454,215 km (0.096 R)
• M11: 3,699,256 km (0.111 R)
• M12: 3,913,929 km (0.079 R)
• M13: 4,891,701 km (0.112 R)
• M14: 5,530,035 km (0.083 R)
• M15: 5,984,214 km (0.112 R)
• M16: 6,407,726 km (0.115 R)
• M17: 6,885,092 km (0.079 R)
• M18: 8,764,042 km (0.088 R)
• M19: 9,245,298 km (0.101 R)
• M20: 10,133,311 km (0.116 R)
• M21: 10,233,691 km (0.069 R)
• M22: 10,334,371 km (0.038 R)
• M23: 11,048,551 km (0.112 R)
• M24: 11,203,684 km (0.11 R)
• M25: 11,620,912 km (0.068 R)
• M26: 11,884,354 km (0.102 R)
• M27: 12,794,657 km (0.112 R)
• M28: 13,450,793 km (0.11 R)
• M29: 14,682,283 km (0.111 R)
• M30: 15,024,264 km (0.073 R)
• M31: 16,066,512 km (0.11 R)
• M32: 16,478,056 km (0.087 R)
• M33: 16,893,190 km (0.075 R)
• M34: 17,191,787 km (0.113 R)
• M35: 17,431,892 km (0.07 R)
• M36: 17,612,756 km (0.087 R)
• M37: 17,854,955 km (0.119 R)
• M38: 19,268,505 km (0.12 R)
• M39: 19,580,566 km (0.101 R)
• M40: 20,399,764 km (0.1 R)
• M41: 20,717,809 km (0.103 R)
• M42: 20,845,566 km (0.103 R)
• M43: 21,037,500 km (0.085 R)
• M44: 21,811,519 km (0.067 R)
• M45: 22,006,595 km (0.086 R)
• M46: 22,792,283 km (0.068 R)
• M47: 23,254,839 km (0.077 R)
• M48: 24,728,827 km (0.103 R)
• M49: 25,408,750 km (0.057 R)
• M50: 25,888,510 km (0.086 R)
• M51: 26,094,955 km (0.118 R)
• M52: 26,717,731 km (0.109 R)
• M53: 27,135,707 km (0.117 R)
• M54: 27,415,455 km (0.086 R)
• M55: 28,473,262 km (0.096 R)
• M56: 29,185,946 km (0.042 R)
• M57: 30,121,232 km (0.102 R)
• M58: 30,483,558 km (0.11 R)
• M59: 31,066,242 km (0.052 R)
• M60: 31,212,549 km (0.087 R)
• M61: 31,505,760 km (0.055 R)
• M62: 32,539,182 km (0.116 R)
• M63: 33,433,927 km (0.111 R)
• M64: 36,397,162 km (0.093 R)
• M65: 36,705,782 km (0.12 R)
• M66: 37,714,970 km (0.075 R)
• M67: 39,840,007 km (0.104 R)
• M68: 42,733,380 km (0.063 R)
• M69: 43,794,777 km (0.074 R)
• M70: 45,113,033 km (0.114 R)
• M71: 46,193,728 km (0.115 R)
• M72: 47,114,952 km (0.096 R)
• M73: 47,619,845 km (0.051 R)
• M74: 47,957,487 km (0.063 R)
• M75: 49,486,676 km (0.109 R)
• M76: 49,657,667 km (0.104 R)
• M77: 50,429,143 km (0.098 R)
• M78: 53,291,848 km (0.093 R)
• M79: 53,467,027 km (0.079 R)
• M80: 54,169,688 km (0.103 R)
• M81: 54,963,903 km (0.062 R)
• M82: 56,206,912 km (0.05 R)
• M83: 59,354,900 km (0.116 R)
• M84: 59,445,706 km (0.116 R)
• M85: 60,173,500 km (0.069 R)
• M86: 60,904,435 km (0.104 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 14,836 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit