🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.76 AU - 1.02 AU

Year: 305 Days

Day: 19.4 Hours

Environment

Temp: 136 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,385,509 km

• M1: 61,186 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.83 AU - 1.37 AU

Year: 419 Days

Day: 46 Hours

Environment

Temp: 15 °C

Axial Tilt: 12 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.21 AU - 5.37 AU

Year: 3810 Days

Day: 40.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,385,509 km

• M1: 2,474,050 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521

Radius: 13.3

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.62 AU - 8.78 AU

Year: 7021 Days

Day: 9.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 49,385,509 km

• M1: 166,502 km (0.051 R)
• M2: 277,654 km (0.116 R)
• M3: 561,590 km (0.048 R)
• M4: 816,206 km (0.112 R)
• M5: 900,430 km (0.093 R)
• M6: 1,352,514 km (0.045 R)
• M7: 1,489,396 km (0.093 R)
• M8: 1,667,418 km (0.108 R)
• M9: 1,777,821 km (0.088 R)
• M10: 1,871,619 km (0.048 R)
• M11: 1,967,362 km (0.109 R)
• M12: 2,123,991 km (0.108 R)
• M13: 2,305,303 km (0.071 R)
• M14: 2,662,094 km (0.116 R)
• M15: 3,014,397 km (0.11 R)
• M16: 3,666,793 km (0.1 R)
• M17: 4,465,347 km (0.068 R)
• M18: 4,568,869 km (0.114 R)
• M19: 4,964,705 km (0.118 R)
• M20: 5,126,121 km (0.106 R)
• M21: 5,426,812 km (0.101 R)
• M22: 5,565,340 km (0.12 R)
• M23: 6,304,952 km (0.105 R)
• M24: 6,421,638 km (0.029 R)
• M25: 6,985,173 km (0.053 R)
• M26: 7,075,680 km (0.102 R)
• M27: 7,595,682 km (0.085 R)
• M28: 7,750,965 km (0.041 R)
• M29: 8,159,816 km (0.116 R)
• M30: 8,802,638 km (0.073 R)
• M31: 8,998,761 km (0.098 R)
• M32: 9,696,336 km (0.115 R)
• M33: 9,865,082 km (0.115 R)
• M34: 10,136,901 km (0.095 R)
• M35: 10,411,413 km (0.109 R)
• M36: 11,178,701 km (0.066 R)
• M37: 12,072,997 km (0.083 R)
• M38: 12,767,879 km (0.091 R)
• M39: 13,027,282 km (0.063 R)
• M40: 13,400,678 km (0.051 R)
• M41: 14,503,813 km (0.106 R)
• M42: 15,242,377 km (0.065 R)
• M43: 15,754,750 km (0.078 R)
• M44: 15,953,416 km (0.111 R)
• M45: 16,192,773 km (0.118 R)
• M46: 16,473,568 km (0.087 R)
• M47: 16,756,009 km (0.092 R)
• M48: 17,284,837 km (0.037 R)
• M49: 17,489,786 km (0.101 R)
• M50: 17,613,055 km (0.117 R)
• M51: 17,943,367 km (0.097 R)
• M52: 18,109,121 km (0.079 R)
• M53: 18,651,863 km (0.085 R)
• M54: 18,862,048 km (0.118 R)
• M55: 19,072,981 km (0.056 R)
• M56: 19,327,147 km (0.111 R)
• M57: 19,412,119 km (0.085 R)
• M58: 19,497,240 km (0.064 R)
• M59: 20,355,034 km (0.102 R)
• M60: 20,441,502 km (0.079 R)
• M61: 21,312,909 km (0.093 R)
• M62: 22,732,294 km (0.066 R)
• M63: 23,816,879 km (0.105 R)
• M64: 23,907,984 km (0.085 R)
• M65: 25,475,171 km (0.048 R)
• M66: 25,801,893 km (0.119 R)
• M67: 25,989,339 km (0.098 R)
• M68: 26,271,181 km (0.091 R)
• M69: 26,554,071 km (0.066 R)
• M70: 26,743,312 km (0.083 R)
• M71: 26,932,853 km (0.033 R)
• M72: 27,887,586 km (0.11 R)
• M73: 28,465,782 km (0.114 R)
• M74: 28,707,981 km (0.118 R)
• M75: 28,853,540 km (0.068 R)
• M76: 31,515,783 km (0.084 R)
• M77: 32,319,722 km (0.119 R)
• M78: 32,825,513 km (0.104 R)
• M79: 32,977,803 km (0.067 R)
• M80: 33,691,385 km (0.095 R)
• M81: 34,410,203 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.4

Radius: 10.1

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 7.61 AU - 10.69 AU

Year: 10059 Days

Day: 5.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 49,385,509 km

• M1: 127,158 km (0.07 R)
• M2: 216,169 km (0.056 R)
• M3: 831,615 km (0.07 R)
• M4: 904,618 km (0.083 R)
• M5: 1,522,607 km (0.055 R)
• M6: 1,971,999 km (0.11 R)
• M7: 2,046,648 km (0.069 R)
• M8: 2,569,044 km (0.086 R)
• M9: 2,930,323 km (0.081 R)
• M10: 3,044,765 km (0.116 R)
• M11: 3,131,682 km (0.114 R)
• M12: 3,397,218 km (0.092 R)
• M13: 3,487,426 km (0.073 R)
• M14: 3,670,234 km (0.094 R)
• M15: 4,399,973 km (0.035 R)
• M16: 4,597,741 km (0.093 R)
• M17: 4,832,310 km (0.112 R)
• M18: 5,453,142 km (0.058 R)
• M19: 5,630,265 km (0.057 R)
• M20: 6,209,359 km (0.119 R)
• M21: 6,431,512 km (0.116 R)
• M22: 6,506,161 km (0.069 R)
• M23: 7,036,635 km (0.113 R)
• M24: 7,113,528 km (0.114 R)
• M25: 7,463,139 km (0.039 R)
• M26: 7,898,169 km (0.099 R)
• M27: 8,463,799 km (0.091 R)
• M28: 8,627,908 km (0.095 R)
• M29: 9,042,593 km (0.068 R)
• M30: 9,294,516 km (0.068 R)
• M31: 9,934,645 km (0.051 R)
• M32: 11,257,090 km (0.078 R)
• M33: 11,847,254 km (0.112 R)
• M34: 11,984,884 km (0.088 R)
• M35: 13,918,586 km (0.057 R)
• M36: 14,063,845 km (0.109 R)
• M37: 14,356,010 km (0.077 R)
• M38: 14,748,555 km (0.073 R)
• M39: 14,946,174 km (0.113 R)
• M40: 15,045,207 km (0.039 R)
• M41: 16,302,877 km (0.067 R)
• M42: 16,661,014 km (0.042 R)
• M43: 17,541,547 km (0.107 R)
• M44: 19,186,226 km (0.105 R)
• M45: 20,990,376 km (0.056 R)
• M46: 21,772,025 km (0.118 R)
• M47: 21,940,772 km (0.097 R)
• M48: 22,336,159 km (0.102 R)
• M49: 22,620,096 km (0.07 R)
• M50: 22,905,229 km (0.116 R)
• M51: 23,191,410 km (0.092 R)
• M52: 23,421,342 km (0.1 R)
• M53: 23,536,532 km (0.101 R)
• M54: 24,465,236 km (0.11 R)
• M55: 24,640,714 km (0.093 R)
• M56: 24,875,284 km (0.116 R)
• M57: 25,702,111 km (0.071 R)
• M58: 26,358,247 km (0.113 R)
• M59: 26,778,617 km (0.109 R)
• M60: 28,482,088 km (0.101 R)
• M61: 28,975,312 km (0.098 R)
• M62: 29,907,457 km (0.105 R)
• M63: 30,912,754 km (0.106 R)
• M64: 30,976,034 km (0.11 R)
• M65: 31,801,366 km (0.067 R)
• M66: 33,864,021 km (0.044 R)
• M67: 34,059,695 km (0.118 R)
• M68: 34,190,294 km (0.045 R)
• M69: 34,517,465 km (0.098 R)
• M70: 34,714,335 km (0.102 R)
• M71: 34,911,505 km (0.103 R)
• M72: 35,307,042 km (0.101 R)
• M73: 35,969,611 km (0.089 R)
• M74: 36,435,758 km (0.098 R)
• M75: 39,411,858 km (0.107 R)
• M76: 39,617,705 km (0.111 R)
• M77: 42,114,344 km (0.086 R)
• M78: 42,394,989 km (0.036 R)
• M79: 43,877,953 km (0.117 R)
• M80: 43,949,012 km (0.068 R)
• M81: 44,804,562 km (0.077 R)
• M82: 45,809,561 km (0.036 R)
• M83: 45,881,667 km (0.097 R)
• M84: 46,677,079 km (0.087 R)
• M85: 47,915,151 km (0.065 R)
• M86: 48,428,122 km (0.086 R)
• M87: 49,090,242 km (0.107 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 13,500 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit