🌌 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: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.53 AU - 0.87 AU

Year: 215 Days

Day: 19.4 Hours

Environment

Temp: 174 °C

Axial Tilt: 17.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.02 AU - 1.48 AU

Year: 513 Days

Day: 43.2 Hours

Environment

Temp: -3 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.71 AU - 1.81 AU

Year: 857 Days

Day: 36.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 67,333,257 km

• M1: 180,265 km (0.107 R)
• M2: 224,546 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.9

Radius: 9.2

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.71 AU - 6.39 AU

Year: 5463 Days

Day: 11.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 67,333,257 km

• M1: 237,412 km (0.106 R)
• M2: 295,007 km (0.076 R)
• M3: 484,398 km (0.081 R)
• M4: 877,242 km (0.111 R)
• M5: 1,305,092 km (0.087 R)
• M6: 1,810,583 km (0.101 R)
• M7: 2,075,222 km (0.09 R)
• M8: 2,898,010 km (0.094 R)
• M9: 3,163,097 km (0.088 R)
• M10: 3,459,152 km (0.101 R)
• M11: 3,622,213 km (0.101 R)
• M12: 3,740,396 km (0.098 R)
• M13: 3,932,030 km (0.062 R)
• M14: 4,053,354 km (0.07 R)
• M15: 4,400,122 km (0.077 R)
• M16: 4,938,076 km (0.079 R)
• M17: 5,069,273 km (0.099 R)
• M18: 5,308,480 km (0.115 R)
• M19: 6,472,501 km (0.072 R)
• M20: 6,616,265 km (0.038 R)
• M21: 7,350,791 km (0.103 R)
• M22: 7,926,294 km (0.088 R)
• M23: 8,328,562 km (0.114 R)
• M24: 8,610,853 km (0.039 R)
• M25: 9,476,726 km (0.089 R)
• M26: 9,672,849 km (0.077 R)
• M27: 10,035,923 km (0.102 R)
• M28: 10,202,575 km (0.071 R)
• M29: 10,269,445 km (0.07 R)
• M30: 11,953,319 km (0.039 R)
• M31: 12,307,417 km (0.112 R)
• M32: 13,353,704 km (0.076 R)
• M33: 13,500,161 km (0.101 R)
• M34: 14,166,320 km (0.107 R)
• M35: 14,240,969 km (0.095 R)
• M36: 14,353,317 km (0.111 R)
• M37: 14,541,063 km (0.098 R)
• M38: 15,261,975 km (0.092 R)
• M39: 15,453,610 km (0.045 R)
• M40: 15,607,546 km (0.055 R)
• M41: 15,723,335 km (0.108 R)
• M42: 16,306,467 km (0.099 R)
• M43: 16,580,979 km (0.064 R)
• M44: 17,094,997 km (0.113 R)
• M45: 18,300,906 km (0.11 R)
• M46: 18,586,189 km (0.081 R)
• M47: 18,749,849 km (0.113 R)
• M48: 18,831,978 km (0.039 R)
• M49: 19,037,526 km (0.049 R)
• M50: 20,539,788 km (0.096 R)
• M51: 20,624,460 km (0.115 R)
• M52: 21,091,654 km (0.102 R)
• M53: 21,691,392 km (0.096 R)
• M54: 21,777,560 km (0.036 R)
• M55: 21,950,196 km (0.085 R)
• M56: 22,079,898 km (0.097 R)
• M57: 22,166,515 km (0.105 R)
• M58: 22,557,863 km (0.078 R)
• M59: 22,688,761 km (0.072 R)
• M60: 23,039,269 km (0.101 R)
• M61: 23,127,083 km (0.052 R)
• M62: 23,215,196 km (0.114 R)
• M63: 23,834,232 km (0.063 R)
• M64: 23,967,673 km (0.105 R)
• M65: 24,593,441 km (0.112 R)
• M66: 25,542,041 km (0.081 R)
• M67: 25,678,624 km (0.097 R)
• M68: 27,149,770 km (0.077 R)
• M69: 28,364,953 km (0.113 R)
• M70: 28,506,323 km (0.096 R)
• M71: 28,837,084 km (0.113 R)
• M72: 28,931,929 km (0.111 R)
• M73: 29,359,480 km (0.097 R)
• M74: 29,502,495 km (0.114 R)
• M75: 29,645,810 km (0.103 R)
• M76: 29,980,909 km (0.034 R)
• M77: 30,703,317 km (0.045 R)
• M78: 30,945,367 km (0.108 R)
• M79: 31,236,634 km (0.089 R)
• M80: 31,626,486 km (0.106 R)
• M81: 31,773,092 km (0.101 R)
• M82: 32,165,188 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.7

Radius: 7.2

Gravity: 14.5 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 11.37 AU - 13.29 AU

Year: 15893 Days

Day: 16.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 67,333,257 km

• M1: 421,567 km (0.117 R)
• M2: 587,620 km (0.108 R)
• M3: 818,899 km (0.092 R)
• M4: 1,004,699 km (0.025 R)
• M5: 1,127,669 km (0.092 R)
• M6: 1,203,964 km (0.106 R)
• M7: 1,334,862 km (0.117 R)
• M8: 1,443,171 km (0.112 R)
• M9: 1,844,991 km (0.119 R)
• M10: 2,780,576 km (0.082 R)
• M11: 2,849,989 km (0.085 R)
• M12: 3,132,879 km (0.097 R)
• M13: 3,314,341 km (0.114 R)
• M14: 4,232,722 km (0.113 R)
• M15: 4,474,024 km (0.085 R)
• M16: 4,678,673 km (0.115 R)
• M17: 4,802,840 km (0.038 R)
• M18: 5,182,070 km (0.095 R)
• M19: 5,527,193 km (0.058 R)
• M20: 5,658,539 km (0.086 R)
• M21: 6,194,399 km (0.082 R)
• M22: 6,560,615 km (0.03 R)
• M23: 6,839,914 km (0.067 R)
• M24: 7,749,918 km (0.077 R)
• M25: 8,194,223 km (0.074 R)
• M26: 8,495,065 km (0.077 R)
• M27: 9,314,711 km (0.111 R)
• M28: 11,977,853 km (0.083 R)
• M29: 12,147,945 km (0.032 R)
• M30: 12,663,609 km (0.092 R)
• M31: 13,479,666 km (0.087 R)
• M32: 13,656,640 km (0.101 R)
• M33: 14,013,281 km (0.083 R)
• M34: 14,252,638 km (0.086 R)
• M35: 14,978,786 km (0.069 R)
• M36: 15,717,051 km (0.115 R)
• M37: 16,090,597 km (0.091 R)
• M38: 16,215,811 km (0.111 R)
• M39: 16,278,492 km (0.115 R)
• M40: 16,467,135 km (0.089 R)
• M41: 16,846,515 km (0.088 R)
• M42: 16,909,945 km (0.083 R)
• M43: 18,196,935 km (0.088 R)
• M44: 18,262,160 km (0.095 R)
• M45: 18,327,385 km (0.093 R)
• M46: 18,720,528 km (0.112 R)
• M47: 19,182,636 km (0.097 R)
• M48: 20,388,395 km (0.076 R)
• M49: 20,932,033 km (0.105 R)
• M50: 22,521,660 km (0.113 R)
• M51: 22,731,845 km (0.038 R)
• M52: 23,366,290 km (0.102 R)
• M53: 23,792,494 km (0.091 R)
• M54: 25,231,775 km (0.114 R)
• M55: 25,595,896 km (0.112 R)
• M56: 26,403,276 km (0.037 R)
• M57: 27,219,033 km (0.115 R)
• M58: 27,667,378 km (0.062 R)
• M59: 28,042,869 km (0.109 R)
• M60: 28,571,548 km (0.056 R)
• M61: 29,255,958 km (0.112 R)
• M62: 29,408,847 km (0.074 R)
• M63: 32,204,981 km (0.059 R)
• M64: 33,314,997 km (0.116 R)
• M65: 33,874,792 km (0.103 R)
• M66: 34,276,463 km (0.03 R)
• M67: 35,165,822 km (0.114 R)
• M68: 35,491,197 km (0.029 R)
• M69: 37,298,040 km (0.113 R)
• M70: 37,879,078 km (0.1 R)
• M71: 38,129,206 km (0.077 R)
• M72: 40,914,868 km (0.106 R)
• M73: 41,428,438 km (0.102 R)
• M74: 43,503,809 km (0.113 R)
• M75: 43,678,240 km (0.064 R)
• M76: 44,818,026 km (0.069 R)
• M77: 47,126,620 km (0.071 R)
• M78: 47,575,115 km (0.106 R)
• M79: 47,844,840 km (0.106 R)
• M80: 48,385,786 km (0.058 R)
• M81: 48,566,500 km (0.058 R)
• M82: 48,657,007 km (0.057 R)
• M83: 50,386,657 km (0.092 R)
• M84: 52,228,805 km (0.098 R)
• M85: 52,692,858 km (0.109 R)
• M86: 53,812,000 km (0.108 R)
• M87: 53,905,648 km (0.086 R)
• M88: 54,280,690 km (0.065 R)
• M89: 57,886,447 km (0.098 R)
• M90: 58,559,039 km (0.106 R)
• M91: 58,655,380 km (0.086 R)
• M92: 61,177,600 km (0.095 R)
• M93: 61,470,812 km (0.113 R)
• M94: 64,131,560 km (0.086 R)
• M95: 65,725,824 km (0.088 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 12,301 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit