🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.45 AU - 0.57 AU

Year: 239 Days

Day: 31.1 Hours

Environment

Temp: -107 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,654,516 km

• M1: 270,623 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.51 AU - 0.67 AU

Year: 297 Days

Day: 16.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.59 AU - 0.67 AU

Year: 328 Days

Day: 25.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.7

Radius: 8.3

Gravity: 9.11 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.93 AU - 1.33 AU

Year: 788 Days

Day: 8.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 70,654,516 km

• M1: 106,214 km (0.058 R)
• M2: 206,445 km (0.064 R)
• M3: 270,024 km (0.112 R)
• M4: 358,586 km (0.108 R)
• M5: 441,613 km (0.111 R)
• M6: 695,780 km (0.055 R)
• M7: 814,411 km (0.115 R)
• M8: 882,179 km (0.034 R)
• M9: 957,875 km (0.115 R)
• M10: 1,023,549 km (0.11 R)
• M11: 1,078,601 km (0.034 R)
• M12: 1,185,414 km (0.081 R)
• M13: 1,237,025 km (0.1 R)
• M14: 1,289,234 km (0.047 R)
• M15: 1,355,806 km (0.112 R)
• M16: 1,464,713 km (0.047 R)
• M17: 1,655,151 km (0.082 R)
• M18: 1,794,127 km (0.102 R)
• M19: 1,883,886 km (0.081 R)
• M20: 2,029,146 km (0.118 R)
• M21: 2,194,002 km (0.091 R)
• M22: 2,298,422 km (0.09 R)
• M23: 2,355,269 km (0.085 R)
• M24: 2,445,626 km (0.119 R)
• M25: 3,047,458 km (0.082 R)
• M26: 3,282,476 km (0.078 R)
• M27: 3,645,999 km (0.08 R)
• M28: 3,712,720 km (0.088 R)
• M29: 4,071,755 km (0.108 R)
• M30: 4,140,869 km (0.105 R)
• M31: 4,200,559 km (0.117 R)
• M32: 4,290,467 km (0.077 R)
• M33: 4,401,319 km (0.032 R)
• M34: 4,564,231 km (0.046 R)
• M35: 4,750,032 km (0.055 R)
• M36: 4,812,414 km (0.052 R)
• M37: 4,906,661 km (0.053 R)
• M38: 5,107,571 km (0.041 R)
• M39: 5,192,991 km (0.108 R)
• M40: 5,289,781 km (0.111 R)
• M41: 5,354,557 km (0.033 R)
• M42: 5,441,323 km (0.087 R)
• M43: 5,506,698 km (0.083 R)
• M44: 5,583,292 km (0.116 R)
• M45: 5,826,538 km (0.112 R)
• M46: 5,915,848 km (0.073 R)
• M47: 5,971,947 km (0.113 R)
• M48: 6,152,512 km (0.06 R)
• M49: 6,277,725 km (0.08 R)
• M50: 6,576,921 km (0.037 R)
• M51: 6,646,783 km (0.112 R)
• M52: 6,822,112 km (0.076 R)
• M53: 6,975,450 km (0.042 R)
• M54: 7,058,476 km (0.094 R)
• M55: 7,165,588 km (0.089 R)
• M56: 7,225,428 km (0.117 R)
• M57: 7,673,174 km (0.087 R)
• M58: 7,881,863 km (0.108 R)
• M59: 8,080,080 km (0.043 R)
• M60: 8,142,313 km (0.086 R)
• M61: 8,267,377 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.1

Radius: 11.4

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.14 AU - 3.14 AU

Year: 2814 Days

Day: 13.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 70,654,516 km

• M1: 143,464 km (0.118 R)
• M2: 253,120 km (0.103 R)
• M3: 420,520 km (0.11 R)
• M4: 509,830 km (0.058 R)
• M5: 632,350 km (0.102 R)
• M6: 720,463 km (0.076 R)
• M7: 1,053,618 km (0.107 R)
• M8: 1,160,879 km (0.037 R)
• M9: 1,283,251 km (0.104 R)
• M10: 1,541,606 km (0.115 R)
• M11: 1,615,059 km (0.117 R)
• M12: 1,727,556 km (0.07 R)
• M13: 1,804,150 km (0.064 R)
• M14: 1,894,807 km (0.084 R)
• M15: 2,414,809 km (0.028 R)
• M16: 2,720,886 km (0.115 R)
• M17: 2,795,685 km (0.056 R)
• M18: 3,180,002 km (0.097 R)
• M19: 3,532,155 km (0.069 R)
• M20: 3,863,365 km (0.091 R)
• M21: 4,152,837 km (0.101 R)
• M22: 4,414,184 km (0.051 R)
• M23: 4,680,917 km (0.103 R)
• M24: 4,916,384 km (0.103 R)
• M25: 5,044,889 km (0.103 R)
• M26: 5,193,140 km (0.07 R)
• M27: 5,418,136 km (0.083 R)
• M28: 5,493,832 km (0.094 R)
• M29: 5,646,422 km (0.039 R)
• M30: 5,877,850 km (0.107 R)
• M31: 6,132,316 km (0.08 R)
• M32: 6,611,328 km (0.111 R)
• M33: 6,733,101 km (0.038 R)
• M34: 6,855,472 km (0.098 R)
• M35: 7,185,635 km (0.097 R)
• M36: 7,268,961 km (0.09 R)
• M37: 7,373,679 km (0.065 R)
• M38: 7,925,994 km (0.068 R)
• M39: 8,120,322 km (0.035 R)
• M40: 8,359,978 km (0.117 R)
• M41: 8,491,624 km (0.068 R)
• M42: 8,579,887 km (0.092 R)
• M43: 8,735,020 km (0.077 R)
• M44: 8,935,780 km (0.036 R)
• M45: 9,025,539 km (0.06 R)
• M46: 9,777,268 km (0.12 R)
• M47: 10,009,145 km (0.11 R)
• M48: 10,478,134 km (0.114 R)
• M49: 10,978,389 km (0.038 R)
• M50: 11,171,071 km (0.108 R)
• M51: 11,903,503 km (0.083 R)
• M52: 12,126,254 km (0.064 R)
• M53: 12,980,308 km (0.112 R)
• M54: 13,133,047 km (0.108 R)
• M55: 13,209,642 km (0.11 R)
• M56: 13,931,751 km (0.114 R)
• M57: 14,297,667 km (0.095 R)
• M58: 15,065,553 km (0.112 R)
• M59: 15,199,293 km (0.1 R)
• M60: 15,360,410 km (0.104 R)
• M61: 15,684,140 km (0.107 R)
• M62: 15,792,598 km (0.072 R)
• M63: 15,955,810 km (0.061 R)
• M64: 16,064,867 km (0.09 R)
• M65: 16,420,909 km (0.087 R)
• M66: 16,862,971 km (0.082 R)
• M67: 16,946,297 km (0.097 R)
• M68: 17,029,623 km (0.071 R)
• M69: 17,197,023 km (0.098 R)
• M70: 17,561,294 km (0.105 R)
• M71: 17,730,340 km (0.095 R)
• M72: 17,984,955 km (0.078 R)
• M73: 18,297,764 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 530.2

Radius: 7.1

Gravity: 10.52 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 9.14 AU - 10.6 AU

Year: 20342 Days

Day: 15.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 70,654,516 km

• M1: 318,494 km (0.101 R)
• M2: 492,177 km (0.086 R)
• M3: 717,471 km (0.105 R)
• M4: 998,566 km (0.039 R)
• M5: 1,508,844 km (0.11 R)
• M6: 2,558,124 km (0.048 R)
• M7: 2,768,757 km (0.1 R)
• M8: 2,912,371 km (0.036 R)
• M9: 3,282,028 km (0.106 R)
• M10: 3,549,658 km (0.06 R)
• M11: 3,944,297 km (0.116 R)
• M12: 4,732,080 km (0.058 R)
• M13: 5,612,613 km (0.089 R)
• M14: 5,703,419 km (0.099 R)
• M15: 6,590,235 km (0.111 R)
• M16: 6,734,148 km (0.12 R)
• M17: 6,879,108 km (0.076 R)
• M18: 9,389,660 km (0.093 R)
• M19: 9,443,515 km (0.079 R)
• M20: 9,933,448 km (0.088 R)
• M21: 10,209,307 km (0.043 R)
• M22: 10,711,956 km (0.116 R)
• M23: 11,625,550 km (0.064 R)
• M24: 12,623,368 km (0.107 R)
• M25: 13,283,543 km (0.032 R)
• M26: 14,699,936 km (0.05 R)
• M27: 14,888,130 km (0.117 R)
• M28: 15,521,527 km (0.092 R)
• M29: 15,649,284 km (0.107 R)
• M30: 15,841,517 km (0.066 R)
• M31: 16,618,229 km (0.085 R)
• M32: 16,880,025 km (0.11 R)
• M33: 17,673,193 km (0.11 R)
• M34: 17,739,764 km (0.036 R)
• M35: 18,276,073 km (0.093 R)
• M36: 18,749,700 km (0.087 R)
• M37: 20,684,000 km (0.057 R)
• M38: 20,824,622 km (0.103 R)
• M39: 24,144,498 km (0.088 R)
• M40: 24,440,851 km (0.118 R)
• M41: 24,962,349 km (0.082 R)
• M42: 25,713,929 km (0.11 R)
• M43: 27,008,250 km (0.108 R)
• M44: 28,090,142 km (0.042 R)
• M45: 28,871,641 km (0.074 R)
• M46: 29,422,909 km (0.084 R)
• M47: 30,695,837 km (0.065 R)
• M48: 30,776,022 km (0.106 R)
• M49: 33,048,563 km (0.088 R)
• M50: 33,295,250 km (0.098 R)
• M51: 34,205,104 km (0.094 R)
• M52: 34,371,308 km (0.11 R)
• M53: 34,871,862 km (0.069 R)
• M54: 35,206,812 km (0.115 R)
• M55: 35,795,629 km (0.067 R)
• M56: 37,753,117 km (0.049 R)
• M57: 38,269,379 km (0.071 R)
• M58: 38,442,015 km (0.076 R)
• M59: 39,048,335 km (0.116 R)
• M60: 41,416,320 km (0.112 R)
• M61: 42,572,861 km (0.064 R)
• M62: 43,110,217 km (0.07 R)
• M63: 44,191,809 km (0.105 R)
• M64: 44,645,091 km (0.116 R)
• M65: 45,099,868 km (0.115 R)
• M66: 46,014,061 km (0.051 R)
• M67: 46,381,473 km (0.104 R)
• M68: 47,489,545 km (0.088 R)
• M69: 47,582,296 km (0.071 R)
• M70: 48,233,046 km (0.088 R)
• M71: 51,340,643 km (0.108 R)
• M72: 51,435,787 km (0.111 R)
• M73: 51,817,112 km (0.066 R)
• M74: 52,199,335 km (0.098 R)
• M75: 54,027,720 km (0.106 R)
• M76: 54,415,328 km (0.089 R)
• M77: 54,609,506 km (0.06 R)
• M78: 54,803,834 km (0.108 R)
• M79: 55,290,775 km (0.105 R)
• M80: 56,760,125 km (0.103 R)
• M81: 57,845,906 km (0.104 R)
• M82: 58,441,007 km (0.104 R)
• M83: 58,540,340 km (0.042 R)
• M84: 59,337,397 km (0.116 R)
• M85: 59,637,191 km (0.086 R)
• M86: 63,376,240 km (0.074 R)
• M87: 64,605,187 km (0.119 R)
• M88: 64,810,734 km (0.097 R)
• M89: 65,222,577 km (0.112 R)
• M90: 66,255,850 km (0.093 R)
• M91: 67,503,047 km (0.086 R)
• M92: 68,338,701 km (0.089 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 12,120 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit