🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.86 AU - 1.16 AU

Year: 391 Days

Day: 32.7 Hours

Environment

Temp: 2 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 36,015,045 km

• M1: 89,609 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.13 AU - 1.53 AU

Year: 591 Days

Day: 37.9 Hours

Environment

Temp: -37 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.38 AU - 1.46 AU

Year: 651 Days

Day: 42.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 44.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,015,045 km

• M1: 847,472 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.36 AU - 2.26 AU

Year: 938 Days

Day: 26.6 Hours

Environment

Temp: -81 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,015,045 km

• M1: 683,064 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.94 AU - 1.94 AU

Year: 1040 Days

Day: 42.5 Hours

Environment

Temp: -81 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.69 AU - 4.21 AU

Year: 2467 Days

Day: 14.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,015,045 km

• M1: 1,419,983 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.9

Radius: 9.9

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.25 AU - 5.29 AU

Year: 4011 Days

Day: 14.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 36,015,045 km

• M1: 135,386 km (0.073 R)
• M2: 382,671 km (0.065 R)
• M3: 542,442 km (0.084 R)
• M4: 659,727 km (0.067 R)
• M5: 1,094,009 km (0.05 R)
• M6: 1,330,523 km (0.099 R)
• M7: 1,427,612 km (0.092 R)
• M8: 1,504,955 km (0.052 R)
• M9: 1,606,382 km (0.037 R)
• M10: 1,768,995 km (0.082 R)
• M11: 1,876,406 km (0.106 R)
• M12: 1,986,211 km (0.064 R)
• M13: 2,047,995 km (0.113 R)
• M14: 2,315,326 km (0.084 R)
• M15: 2,420,045 km (0.115 R)
• M16: 2,730,311 km (0.11 R)
• M17: 2,939,449 km (0.083 R)
• M18: 3,154,122 km (0.063 R)
• M19: 3,344,260 km (0.075 R)
• M20: 3,553,249 km (0.094 R)
• M21: 3,629,095 km (0.081 R)
• M22: 3,705,240 km (0.062 R)
• M23: 3,812,951 km (0.116 R)
• M24: 4,174,229 km (0.056 R)
• M25: 4,399,524 km (0.081 R)
• M26: 4,811,965 km (0.028 R)
• M27: 4,929,549 km (0.105 R)
• M28: 5,099,492 km (0.073 R)
• M29: 5,167,858 km (0.115 R)
• M30: 5,305,788 km (0.109 R)
• M31: 5,514,926 km (0.077 R)
• M32: 6,360,153 km (0.102 R)
• M33: 6,471,005 km (0.109 R)
• M34: 6,582,456 km (0.088 R)
• M35: 7,034,840 km (0.075 R)
• M36: 7,130,283 km (0.093 R)
• M37: 7,614,382 km (0.036 R)
• M38: 7,830,701 km (0.069 R)
• M39: 8,089,056 km (0.113 R)
• M40: 8,330,058 km (0.115 R)
• M41: 8,471,727 km (0.101 R)
• M42: 8,634,639 km (0.073 R)
• M43: 8,942,811 km (0.083 R)
• M44: 9,317,554 km (0.077 R)
• M45: 9,570,225 km (0.081 R)
• M46: 9,654,897 km (0.073 R)
• M47: 9,718,626 km (0.094 R)
• M48: 9,910,709 km (0.11 R)
• M49: 10,060,906 km (0.104 R)
• M50: 10,190,158 km (0.111 R)
• M51: 10,406,925 km (0.08 R)
• M52: 11,022,222 km (0.086 R)
• M53: 11,334,133 km (0.096 R)
• M54: 11,558,829 km (0.033 R)
• M55: 11,716,954 km (0.117 R)
• M56: 12,172,779 km (0.119 R)
• M57: 12,264,632 km (0.067 R)
• M58: 12,472,274 km (0.119 R)
• M59: 12,541,687 km (0.08 R)
• M60: 12,634,438 km (0.099 R)
• M61: 12,750,825 km (0.115 R)
• M62: 12,867,511 km (0.11 R)
• M63: 13,148,905 km (0.079 R)
• M64: 13,408,756 km (0.106 R)
• M65: 13,789,633 km (0.118 R)
• M66: 14,101,843 km (0.038 R)
• M67: 14,586,540 km (0.116 R)
• M68: 14,880,051 km (0.086 R)
• M69: 16,023,129 km (0.106 R)
• M70: 16,174,372 km (0.113 R)
• M71: 17,220,211 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.9

Radius: 8.6

Gravity: 11.84 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.82 AU - 6.22 AU

Year: 5687 Days

Day: 9.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 36,015,045 km

• M1: 247,734 km (0.04 R)
• M2: 381,175 km (0.089 R)
• M3: 493,075 km (0.102 R)
• M4: 566,228 km (0.072 R)
• M5: 752,328 km (0.054 R)
• M6: 838,197 km (0.058 R)
• M7: 958,324 km (0.091 R)
• M8: 1,232,836 km (0.108 R)
• M9: 1,441,525 km (0.068 R)
• M10: 1,531,882 km (0.069 R)
• M11: 1,971,999 km (0.091 R)
• M12: 2,113,668 km (0.117 R)
• M13: 2,258,629 km (0.118 R)
• M14: 2,493,198 km (0.11 R)
• M15: 2,602,554 km (0.053 R)
• M16: 3,243,731 km (0.114 R)
• M17: 3,339,324 km (0.12 R)
• M18: 3,411,579 km (0.116 R)
• M19: 3,983,043 km (0.089 R)
• M20: 4,584,128 km (0.094 R)
• M21: 4,854,301 km (0.071 R)
• M22: 4,936,431 km (0.113 R)
• M23: 5,074,210 km (0.091 R)
• M24: 6,491,500 km (0.098 R)
• M25: 6,856,370 km (0.028 R)
• M26: 7,196,555 km (0.052 R)
• M27: 7,447,580 km (0.073 R)
• M28: 7,574,140 km (0.118 R)
• M29: 8,022,784 km (0.09 R)
• M30: 8,811,763 km (0.103 R)
• M31: 8,979,313 km (0.049 R)
• M32: 9,215,528 km (0.109 R)
• M33: 11,505,871 km (0.075 R)
• M34: 11,762,581 km (0.097 R)
• M35: 11,836,184 km (0.066 R)
• M36: 11,984,136 km (0.026 R)
• M37: 12,281,686 km (0.051 R)
• M38: 12,356,335 km (0.059 R)
• M39: 13,036,108 km (0.092 R)
• M40: 13,495,972 km (0.118 R)
• M41: 13,611,910 km (0.114 R)
• M42: 13,689,252 km (0.041 R)
• M43: 13,844,535 km (0.064 R)
• M44: 13,922,326 km (0.109 R)
• M45: 14,353,018 km (0.099 R)
• M46: 14,510,694 km (0.057 R)
• M47: 14,629,325 km (0.057 R)
• M48: 15,067,198 km (0.102 R)
• M49: 15,955,810 km (0.086 R)
• M50: 17,910,455 km (0.052 R)
• M51: 18,250,641 km (0.038 R)
• M52: 18,507,201 km (0.115 R)
• M53: 18,721,874 km (0.04 R)
• M54: 18,894,211 km (0.071 R)
• M55: 19,983,433 km (0.072 R)
• M56: 20,380,466 km (0.073 R)
• M57: 20,602,170 km (0.061 R)
• M58: 21,362,127 km (0.086 R)
• M59: 21,903,971 km (0.086 R)
• M60: 22,679,486 km (0.054 R)
• M61: 22,771,189 km (0.098 R)
• M62: 22,909,268 km (0.082 R)
• M63: 23,324,702 km (0.086 R)
• M64: 24,116,523 km (0.103 R)
• M65: 24,727,930 km (0.107 R)
• M66: 24,917,021 km (0.074 R)
• M67: 25,678,475 km (0.119 R)
• M68: 26,640,987 km (0.065 R)
• M69: 27,860,509 km (0.064 R)
• M70: 28,254,699 km (0.084 R)
• M71: 28,501,985 km (0.062 R)
• M72: 29,348,110 km (0.042 R)
• M73: 29,749,033 km (0.032 R)
• M74: 30,759,566 km (0.045 R)
• M75: 31,115,908 km (0.095 R)
• M76: 31,781,320 km (0.107 R)
• M77: 32,089,940 km (0.069 R)
• M78: 32,762,233 km (0.11 R)
• M79: 33,805,379 km (0.108 R)
• M80: 34,647,914 km (0.106 R)
• M81: 35,124,832 km (0.109 R)
• M82: 35,337,411 km (0.076 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.2

Radius: 14

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.42 AU - 8.3 AU

Year: 6918 Days

Day: 5.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 36,015,045 km

• M1: 199,713 km (0.088 R)
• M2: 291,117 km (0.106 R)
• M3: 408,851 km (0.101 R)
• M4: 611,406 km (0.086 R)
• M5: 837,898 km (0.088 R)
• M6: 939,923 km (0.063 R)
• M7: 1,031,178 km (0.08 R)
• M8: 1,428,510 km (0.096 R)
• M9: 1,517,521 km (0.077 R)
• M10: 2,112,172 km (0.061 R)
• M11: 2,620,057 km (0.063 R)
• M12: 2,797,929 km (0.056 R)
• M13: 3,165,940 km (0.074 R)
• M14: 3,452,270 km (0.076 R)
• M15: 3,549,509 km (0.104 R)
• M16: 3,948,337 km (0.091 R)
• M17: 4,440,962 km (0.11 R)
• M18: 4,708,144 km (0.102 R)
• M19: 5,063,439 km (0.113 R)
• M20: 5,627,274 km (0.061 R)
• M21: 5,916,745 km (0.116 R)
• M22: 6,240,924 km (0.046 R)
• M23: 6,845,299 km (0.107 R)
• M24: 7,373,978 km (0.061 R)
• M25: 7,659,112 km (0.111 R)
• M26: 7,819,182 km (0.096 R)
• M27: 7,915,822 km (0.098 R)
• M28: 8,305,973 km (0.077 R)
• M29: 8,869,807 km (0.113 R)
• M30: 9,173,341 km (0.077 R)
• M31: 9,377,543 km (0.114 R)
• M32: 9,790,732 km (0.064 R)
• M33: 10,174,600 km (0.075 R)
• M34: 11,355,974 km (0.086 R)
• M35: 11,722,639 km (0.107 R)
• M36: 11,981,593 km (0.097 R)
• M37: 12,279,891 km (0.088 R)
• M38: 12,807,822 km (0.05 R)
• M39: 13,036,407 km (0.1 R)
• M40: 13,458,872 km (0.098 R)
• M41: 13,730,093 km (0.118 R)
• M42: 14,160,037 km (0.104 R)
• M43: 14,435,895 km (0.08 R)
• M44: 14,594,469 km (0.06 R)
• M45: 16,293,003 km (0.115 R)
• M46: 16,582,176 km (0.06 R)
• M47: 16,789,818 km (0.062 R)
• M48: 17,040,095 km (0.118 R)
• M49: 17,671,248 km (0.106 R)
• M50: 17,925,864 km (0.111 R)
• M51: 18,096,256 km (0.025 R)
• M52: 19,173,510 km (0.059 R)
• M53: 19,654,168 km (0.085 R)
• M54: 20,182,997 km (0.055 R)
• M55: 20,404,850 km (0.12 R)
• M56: 21,752,278 km (0.12 R)
• M57: 21,888,562 km (0.054 R)
• M58: 23,733,403 km (0.066 R)
• M59: 23,967,524 km (0.111 R)
• M60: 24,532,555 km (0.097 R)
• M61: 24,769,219 km (0.062 R)
• M62: 25,101,924 km (0.117 R)
• M63: 25,627,761 km (0.053 R)
• M64: 25,819,844 km (0.053 R)
• M65: 26,302,148 km (0.109 R)
• M66: 27,128,975 km (0.075 R)
• M67: 28,459,798 km (0.102 R)
• M68: 28,658,763 km (0.117 R)
• M69: 29,761,300 km (0.112 R)
• M70: 30,520,958 km (0.063 R)
• M71: 31,440,984 km (0.061 R)
• M72: 31,956,200 km (0.025 R)
• M73: 32,266,615 km (0.081 R)
• M74: 32,629,988 km (0.061 R)
• M75: 32,786,169 km (0.083 R)
• M76: 33,465,642 km (0.027 R)
• M77: 34,361,434 km (0.085 R)
• M78: 34,573,265 km (0.04 R)
• M79: 34,785,694 km (0.075 R)
• M80: 34,945,165 km (0.09 R)
• M81: 35,532,337 km (0.071 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 11,240 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit