🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.43 AU - 0.69 AU

Year: 158 Days

Day: 46.8 Hours

Environment

Temp: 205 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,724,642 km

• M1: 47,423 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.43 AU - 2.35 AU

Year: 979 Days

Day: 27.1 Hours

Environment

Temp: -75 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.5 AU - 3.92 AU

Year: 2167 Days

Day: 39.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,724,642 km

• M1: 2,319,515 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 3.05 AU - 3.77 AU

Year: 2372 Days

Day: 26.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,724,642 km

• M1: 145,260 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.9

Radius: 13.6

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.1 AU - 7.48 AU

Year: 6665 Days

Day: 13.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 55.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 71,724,642 km

• M1: 177,573 km (0.061 R)
• M2: 287,078 km (0.117 R)
• M3: 382,073 km (0.092 R)
• M4: 528,978 km (0.09 R)
• M5: 699,520 km (0.039 R)
• M6: 846,574 km (0.031 R)
• M7: 935,884 km (0.071 R)
• M8: 1,100,741 km (0.095 R)
• M9: 1,420,432 km (0.032 R)
• M10: 1,612,665 km (0.1 R)
• M11: 1,963,023 km (0.104 R)
• M12: 2,321,759 km (0.064 R)
• M13: 2,484,372 km (0.073 R)
• M14: 2,942,590 km (0.107 R)
• M15: 3,083,661 km (0.071 R)
• M16: 3,427,736 km (0.087 R)
• M17: 3,861,121 km (0.066 R)
• M18: 4,312,009 km (0.107 R)
• M19: 4,412,389 km (0.112 R)
• M20: 4,594,899 km (0.066 R)
• M21: 5,200,321 km (0.107 R)
• M22: 5,350,218 km (0.074 R)
• M23: 5,566,986 km (0.118 R)
• M24: 5,676,491 km (0.072 R)
• M25: 6,099,255 km (0.076 R)
• M26: 6,371,523 km (0.089 R)
• M27: 7,307,856 km (0.1 R)
• M28: 7,670,332 km (0.113 R)
• M29: 7,964,441 km (0.106 R)
• M30: 8,287,273 km (0.118 R)
• M31: 8,387,504 km (0.114 R)
• M32: 8,741,452 km (0.119 R)
• M33: 9,333,710 km (0.092 R)
• M34: 9,938,983 km (0.076 R)
• M35: 10,072,275 km (0.06 R)
• M36: 10,394,658 km (0.074 R)
• M37: 10,530,045 km (0.119 R)
• M38: 10,720,483 km (0.095 R)
• M39: 10,829,839 km (0.088 R)
• M40: 11,160,001 km (0.115 R)
• M41: 11,326,354 km (0.115 R)
• M42: 12,199,258 km (0.105 R)
• M43: 12,313,401 km (0.118 R)
• M44: 12,687,096 km (0.104 R)
• M45: 13,064,532 km (0.101 R)
• M46: 13,269,331 km (0.114 R)
• M47: 13,386,765 km (0.081 R)
• M48: 13,563,590 km (0.101 R)
• M49: 14,762,767 km (0.113 R)
• M50: 14,915,057 km (0.119 R)
• M51: 15,467,522 km (0.103 R)
• M52: 15,560,273 km (0.046 R)
• M53: 15,777,489 km (0.073 R)
• M54: 16,026,869 km (0.087 R)
• M55: 17,809,028 km (0.077 R)
• M56: 18,003,805 km (0.076 R)
• M57: 18,427,915 km (0.061 R)
• M58: 18,592,023 km (0.042 R)
• M59: 19,653,420 km (0.103 R)
• M60: 20,056,587 km (0.065 R)
• M61: 20,360,719 km (0.072 R)
• M62: 20,666,347 km (0.113 R)
• M63: 20,802,781 km (0.115 R)
• M64: 21,385,464 km (0.054 R)
• M65: 21,834,856 km (0.095 R)
• M66: 21,973,683 km (0.095 R)
• M67: 22,252,384 km (0.093 R)
• M68: 22,392,108 km (0.069 R)
• M69: 22,567,288 km (0.107 R)
• M70: 22,707,760 km (0.094 R)
• M71: 22,989,453 km (0.117 R)
• M72: 23,663,242 km (0.079 R)
• M73: 23,913,070 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.6

Radius: 5.5

Gravity: 29.8 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 11.79 AU - 12.51 AU

Year: 15955 Days

Day: 22.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 94 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 71,724,642 km

• M1: 256,112 km (0.055 R)
• M2: 404,064 km (0.025 R)
• M3: 440,715 km (0.117 R)
• M4: 537,655 km (0.076 R)
• M5: 685,158 km (0.083 R)
• M6: 869,612 km (0.071 R)
• M7: 942,766 km (0.115 R)
• M8: 1,069,326 km (0.112 R)
• M9: 2,199,837 km (0.105 R)
• M10: 3,622,662 km (0.114 R)
• M11: 3,781,834 km (0.055 R)
• M12: 3,902,709 km (0.112 R)
• M13: 4,189,638 km (0.063 R)
• M14: 4,272,964 km (0.045 R)
• M15: 4,356,739 km (0.081 R)
• M16: 4,740,607 km (0.113 R)
• M17: 5,540,656 km (0.089 R)
• M18: 5,632,061 km (0.1 R)
• M19: 5,862,890 km (0.028 R)
• M20: 6,002,914 km (0.09 R)
• M21: 7,311,746 km (0.112 R)
• M22: 7,512,955 km (0.117 R)
• M23: 7,920,908 km (0.059 R)
• M24: 8,651,843 km (0.073 R)
• M25: 9,079,244 km (0.059 R)
• M26: 9,295,413 km (0.057 R)
• M27: 9,458,774 km (0.095 R)
• M28: 9,623,033 km (0.062 R)
• M29: 10,010,042 km (0.086 R)
• M30: 11,316,929 km (0.115 R)
• M31: 11,608,047 km (0.085 R)
• M32: 12,138,371 km (0.07 R)
• M33: 13,161,321 km (0.074 R)
• M34: 15,353,080 km (0.097 R)
• M35: 17,924,966 km (0.109 R)
• M36: 18,400,538 km (0.116 R)
• M37: 19,851,937 km (0.104 R)
• M38: 19,991,960 km (0.078 R)
• M39: 21,411,494 km (0.079 R)
• M40: 21,483,301 km (0.09 R)
• M41: 21,555,108 km (0.071 R)
• M42: 23,009,948 km (0.102 R)
• M43: 23,230,904 km (0.038 R)
• M44: 23,378,557 km (0.095 R)
• M45: 24,646,548 km (0.057 R)
• M46: 25,783,642 km (0.098 R)
• M47: 25,936,531 km (0.113 R)
• M48: 26,089,869 km (0.106 R)
• M49: 26,628,421 km (0.107 R)
• M50: 27,794,985 km (0.105 R)
• M51: 27,873,374 km (0.104 R)
• M52: 28,108,842 km (0.069 R)
• M53: 30,419,381 km (0.086 R)
• M54: 30,986,207 km (0.051 R)
• M55: 31,474,794 km (0.119 R)
• M56: 32,048,053 km (0.054 R)
• M57: 33,038,690 km (0.056 R)
• M58: 33,788,325 km (0.088 R)
• M59: 34,459,421 km (0.092 R)
• M60: 35,134,855 km (0.089 R)
• M61: 36,584,608 km (0.09 R)
• M62: 38,140,725 km (0.1 R)
• M63: 38,402,222 km (0.111 R)
• M64: 39,542,158 km (0.118 R)
• M65: 39,806,797 km (0.05 R)
• M66: 40,426,431 km (0.089 R)
• M67: 43,754,984 km (0.085 R)
• M68: 44,394,515 km (0.079 R)
• M69: 45,037,037 km (0.07 R)
• M70: 45,129,190 km (0.078 R)
• M71: 45,960,355 km (0.088 R)
• M72: 46,238,607 km (0.098 R)
• M73: 47,263,652 km (0.089 R)
• M74: 47,450,799 km (0.063 R)
• M75: 47,638,096 km (0.081 R)
• M76: 48,107,683 km (0.045 R)
• M77: 48,484,520 km (0.072 R)
• M78: 51,919,287 km (0.115 R)
• M79: 52,305,848 km (0.101 R)
• M80: 53,470,917 km (0.115 R)
• M81: 55,333,111 km (0.045 R)
• M82: 62,169,584 km (0.113 R)
• M83: 62,374,683 km (0.039 R)
• M84: 62,785,478 km (0.061 R)
• M85: 62,991,175 km (0.076 R)
• M86: 63,197,172 km (0.117 R)
• M87: 63,713,135 km (0.04 R)
• M88: 65,895,020 km (0.104 R)
• M89: 66,104,158 km (0.079 R)
• M90: 68,312,820 km (0.052 R)
• M91: 68,630,267 km (0.118 R)
• M92: 71,295,204 km (0.051 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 17,138 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit