🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.74 AU - 0.98 AU

Year: 284 Days

Day: 19.2 Hours

Environment

Temp: 133 °C

Axial Tilt: 148 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 100,549,024 km

• M1: 55,950 km (0.111 R)
• M2: 295,456 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.94 AU - 2.72 AU

Year: 1268 Days

Day: 34.4 Hours

Environment

Temp: -83 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 3.43 AU - 4.51 AU

Year: 2820 Days

Day: 20.6 Hours

Environment

Temp: -126 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.35 AU - 5.17 AU

Year: 3134 Days

Day: 15 Hours

Environment

Temp: -130 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.87 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 13.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348.5

Radius: 6.2

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 10.84 AU - 16.1 AU

Year: 17622 Days

Day: 23.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 100,549,024 km

• M1: 141,370 km (0.111 R)
• M2: 574,157 km (0.073 R)
• M3: 645,216 km (0.041 R)
• M4: 1,109,567 km (0.099 R)
• M5: 1,314,965 km (0.096 R)
• M6: 1,557,314 km (0.117 R)
• M7: 2,001,021 km (0.096 R)
• M8: 2,194,750 km (0.056 R)
• M9: 2,570,540 km (0.086 R)
• M10: 2,966,227 km (0.072 R)
• M11: 3,155,169 km (0.087 R)
• M12: 3,545,170 km (0.101 R)
• M13: 3,611,592 km (0.09 R)
• M14: 3,678,462 km (0.062 R)
• M15: 3,984,689 km (0.115 R)
• M16: 4,441,411 km (0.107 R)
• M17: 5,947,862 km (0.119 R)
• M18: 6,672,813 km (0.105 R)
• M19: 7,171,572 km (0.108 R)
• M20: 7,768,468 km (0.117 R)
• M21: 8,029,217 km (0.101 R)
• M22: 9,100,487 km (0.081 R)
• M23: 9,283,445 km (0.072 R)
• M24: 9,513,677 km (0.047 R)
• M25: 11,080,714 km (0.086 R)
• M26: 12,219,304 km (0.051 R)
• M27: 13,498,665 km (0.039 R)
• M28: 13,969,599 km (0.067 R)
• M29: 14,127,724 km (0.119 R)
• M30: 15,197,199 km (0.098 R)
• M31: 15,523,173 km (0.054 R)
• M32: 16,348,055 km (0.117 R)
• M33: 16,849,807 km (0.093 R)
• M34: 17,583,584 km (0.036 R)
• M35: 17,868,568 km (0.118 R)
• M36: 19,140,449 km (0.118 R)
• M37: 19,728,219 km (0.106 R)
• M38: 20,321,824 km (0.105 R)
• M39: 21,405,211 km (0.075 R)
• M40: 22,445,365 km (0.111 R)
• M41: 23,878,962 km (0.09 R)
• M42: 24,893,534 km (0.074 R)
• M43: 25,341,730 km (0.085 R)
• M44: 26,571,873 km (0.068 R)
• M45: 26,702,622 km (0.046 R)
• M46: 26,767,996 km (0.096 R)
• M47: 27,954,157 km (0.064 R)
• M48: 28,888,546 km (0.07 R)
• M49: 30,036,859 km (0.102 R)
• M50: 30,309,127 km (0.051 R)
• M51: 30,719,175 km (0.104 R)
• M52: 31,891,124 km (0.118 R)
• M53: 32,099,365 km (0.06 R)
• M54: 32,517,341 km (0.111 R)
• M55: 32,727,077 km (0.116 R)
• M56: 33,640,821 km (0.067 R)
• M57: 33,994,471 km (0.079 R)
• M58: 34,349,317 km (0.1 R)
• M59: 35,781,268 km (0.054 R)
• M60: 36,359,463 km (0.07 R)
• M61: 37,818,342 km (0.048 R)
• M62: 38,555,111 km (0.096 R)
• M63: 39,445,219 km (0.11 R)
• M64: 40,117,362 km (0.115 R)
• M65: 41,094,834 km (0.069 R)
• M66: 41,321,475 km (0.106 R)
• M67: 43,149,860 km (0.106 R)
• M68: 43,611,220 km (0.101 R)
• M69: 43,765,306 km (0.118 R)
• M70: 43,919,541 km (0.088 R)
• M71: 44,151,268 km (0.112 R)
• M72: 44,228,610 km (0.094 R)
• M73: 44,616,069 km (0.111 R)
• M74: 46,491,278 km (0.076 R)
• M75: 46,885,169 km (0.086 R)
• M76: 47,676,243 km (0.096 R)
• M77: 50,317,992 km (0.082 R)
• M78: 52,596,517 km (0.118 R)
• M79: 53,089,143 km (0.092 R)
• M80: 53,336,129 km (0.091 R)
• M81: 55,074,905 km (0.089 R)
• M82: 55,491,685 km (0.037 R)
• M83: 55,825,886 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 332.1

Radius: 4.2

Gravity: 18.83 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 17.85 AU - 18.29 AU

Year: 27380 Days

Day: 21.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 100,549,024 km

• M1: 70,909 km (0.101 R)
• M2: 174,282 km (0.115 R)
• M3: 230,082 km (0.056 R)
• M4: 260,599 km (0.076 R)
• M5: 309,069 km (0.113 R)
• M6: 513,869 km (0.111 R)
• M7: 663,616 km (0.099 R)
• M8: 900,430 km (0.112 R)
• M9: 1,595,162 km (0.085 R)
• M10: 1,656,497 km (0.036 R)
• M11: 2,107,236 km (0.115 R)
• M12: 2,738,987 km (0.068 R)
• M13: 2,961,739 km (0.064 R)
• M14: 3,584,066 km (0.08 R)
• M15: 3,745,781 km (0.106 R)
• M16: 4,854,152 km (0.093 R)
• M17: 5,214,234 km (0.097 R)
• M18: 5,397,491 km (0.103 R)
• M19: 5,489,793 km (0.077 R)
• M20: 5,629,517 km (0.091 R)
• M21: 5,770,289 km (0.099 R)
• M22: 6,540,569 km (0.068 R)
• M23: 8,017,099 km (0.064 R)
• M24: 8,873,846 km (0.094 R)
• M25: 9,092,559 km (0.094 R)
• M26: 9,535,368 km (0.094 R)
• M27: 9,647,118 km (0.095 R)
• M28: 9,928,511 km (0.09 R)
• M29: 10,269,744 km (0.045 R)
• M30: 10,905,086 km (0.051 R)
• M31: 11,375,272 km (0.083 R)
• M32: 11,434,513 km (0.07 R)
• M33: 13,508,538 km (0.057 R)
• M34: 13,571,220 km (0.12 R)
• M35: 13,949,702 km (0.095 R)
• M36: 14,013,132 km (0.064 R)
• M37: 14,140,140 km (0.059 R)
• M38: 15,893,278 km (0.074 R)
• M39: 18,265,302 km (0.079 R)
• M40: 18,473,841 km (0.113 R)
• M41: 18,613,117 km (0.111 R)
• M42: 19,315,329 km (0.106 R)
• M43: 19,883,203 km (0.108 R)
• M44: 21,180,964 km (0.113 R)
• M45: 21,326,822 km (0.109 R)
• M46: 21,987,446 km (0.044 R)
• M47: 22,803,951 km (0.06 R)
• M48: 23,933,266 km (0.071 R)
• M49: 24,009,261 km (0.099 R)
• M50: 24,772,959 km (0.049 R)
• M51: 26,167,660 km (0.108 R)
• M52: 26,245,899 km (0.12 R)
• M53: 26,559,606 km (0.093 R)
• M54: 26,795,671 km (0.1 R)
• M55: 26,953,497 km (0.113 R)
• M56: 29,519,549 km (0.042 R)
• M57: 29,600,931 km (0.117 R)
• M58: 30,009,333 km (0.116 R)
• M59: 32,498,043 km (0.097 R)
• M60: 32,750,564 km (0.072 R)
• M61: 34,364,725 km (0.041 R)
• M62: 36,353,180 km (0.118 R)
• M63: 38,378,436 km (0.099 R)
• M64: 38,645,319 km (0.074 R)
• M65: 38,823,639 km (0.103 R)
• M66: 39,002,110 km (0.095 R)
• M67: 39,270,488 km (0.107 R)
• M68: 39,449,706 km (0.107 R)
• M69: 41,074,788 km (0.084 R)
• M70: 41,895,632 km (0.074 R)
• M71: 42,537,706 km (0.082 R)
• M72: 42,998,318 km (0.091 R)
• M73: 43,738,677 km (0.064 R)
• M74: 43,924,478 km (0.094 R)
• M75: 44,670,223 km (0.116 R)
• M76: 45,890,792 km (0.083 R)
• M77: 46,837,298 km (0.089 R)
• M78: 47,599,050 km (0.072 R)
• M79: 48,077,165 km (0.061 R)
• M80: 48,941,841 km (0.05 R)
• M81: 50,784,288 km (0.1 R)
• M82: 51,566,685 km (0.115 R)
• M83: 56,243,713 km (0.112 R)
• M84: 57,256,042 km (0.106 R)
• M85: 57,866,401 km (0.078 R)
• M86: 58,581,180 km (0.043 R)
• M87: 61,261,674 km (0.03 R)
• M88: 62,407,744 km (0.103 R)
• M89: 63,140,773 km (0.052 R)
• M90: 65,675,260 km (0.075 R)
• M91: 65,994,502 km (0.096 R)
• M92: 66,420,856 km (0.05 R)
• M93: 68,998,128 km (0.078 R)
• M94: 72,045,886 km (0.077 R)
• M95: 72,484,955 km (0.075 R)
• M96: 73,586,295 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 631.5

Radius: 3.3

Gravity: 57.99 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 18.77 AU - 21.03 AU

Year: 31643 Days

Day: 18.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 100,549,024 km

• M1: 156,928 km (0.11 R)
• M2: 1,373,009 km (0.049 R)
• M3: 1,555,219 km (0.08 R)
• M4: 3,412,028 km (0.067 R)
• M5: 3,558,933 km (0.08 R)
• M6: 3,909,740 km (0.087 R)
• M7: 4,323,977 km (0.118 R)
• M8: 4,589,962 km (0.026 R)
• M9: 6,838,717 km (0.115 R)
• M10: 7,525,521 km (0.097 R)
• M11: 8,562,982 km (0.055 R)
• M12: 8,629,254 km (0.089 R)
• M13: 9,165,862 km (0.052 R)
• M14: 10,412,311 km (0.064 R)
• M15: 11,417,908 km (0.087 R)
• M16: 11,784,572 km (0.046 R)
• M17: 11,932,225 km (0.118 R)
• M18: 12,604,518 km (0.078 R)
• M19: 13,674,442 km (0.079 R)
• M20: 14,377,552 km (0.07 R)
• M21: 14,614,515 km (0.057 R)
• M22: 15,737,397 km (0.037 R)
• M23: 16,721,601 km (0.071 R)
• M24: 18,748,952 km (0.112 R)
• M25: 20,408,142 km (0.06 R)
• M26: 20,496,703 km (0.062 R)
• M27: 20,852,447 km (0.052 R)
• M28: 20,941,757 km (0.083 R)
• M29: 21,389,952 km (0.096 R)
• M30: 21,931,945 km (0.067 R)
• M31: 22,569,980 km (0.076 R)
• M32: 26,620,492 km (0.073 R)
• M33: 28,579,177 km (0.107 R)
• M34: 29,475,717 km (0.102 R)
• M35: 29,575,798 km (0.12 R)
• M36: 29,977,618 km (0.106 R)
• M37: 31,193,998 km (0.082 R)
• M38: 35,362,992 km (0.064 R)
• M39: 36,003,271 km (0.095 R)
• M40: 36,324,757 km (0.087 R)
• M41: 37,729,181 km (0.118 R)
• M42: 37,946,846 km (0.09 R)
• M43: 38,492,879 km (0.083 R)
• M44: 42,047,773 km (0.052 R)
• M45: 42,612,505 km (0.032 R)
• M46: 44,207,517 km (0.115 R)
• M47: 44,322,109 km (0.059 R)
• M48: 44,551,742 km (0.08 R)
• M49: 46,403,016 km (0.104 R)
• M50: 46,869,761 km (0.071 R)
• M51: 48,989,264 km (0.098 R)
• M52: 49,941,155 km (0.034 R)
• M53: 51,139,733 km (0.12 R)
• M54: 51,984,362 km (0.083 R)
• M55: 52,226,412 km (0.088 R)
• M56: 53,932,127 km (0.053 R)
• M57: 54,545,628 km (0.116 R)
• M58: 55,038,104 km (0.096 R)
• M59: 57,147,733 km (0.097 R)
• M60: 57,397,561 km (0.1 R)
• M61: 57,898,565 km (0.099 R)
• M62: 59,283,542 km (0.1 R)
• M63: 59,536,512 km (0.093 R)
• M64: 61,061,961 km (0.096 R)
• M65: 63,374,296 km (0.113 R)
• M66: 64,931,609 km (0.094 R)
• M67: 65,061,909 km (0.114 R)
• M68: 66,370,143 km (0.111 R)
• M69: 66,764,333 km (0.081 R)
• M70: 66,895,979 km (0.098 R)
• M71: 69,678,499 km (0.056 R)
• M72: 70,212,863 km (0.048 R)
• M73: 72,769,341 km (0.088 R)
• M74: 73,040,113 km (0.097 R)
• M75: 73,990,808 km (0.052 R)
• M76: 74,126,942 km (0.097 R)
• M77: 74,535,942 km (0.105 R)
• M78: 76,179,125 km (0.103 R)
• M79: 80,339,143 km (0.085 R)
• M80: 80,479,017 km (0.086 R)
• M81: 83,294,748 km (0.118 R)
• M82: 83,436,417 km (0.08 R)
• M83: 89,021,953 km (0.103 R)
• M84: 89,456,684 km (0.097 R)
• M85: 89,892,014 km (0.102 R)
• M86: 91,348,200 km (0.089 R)
• M87: 93,694,343 km (0.12 R)
• M88: 94,283,908 km (0.104 R)
• M89: 95,615,180 km (0.101 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 15,813 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit