🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.72 AU - 0.86 AU

Year: 254 Days

Day: 43.9 Hours

Environment

Temp: 143 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 104,321,665 km

• M1: 200,461 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.52 AU - 1.66 AU

Year: 725 Days

Day: 29.6 Hours

Environment

Temp: -49 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.6

Radius: 10.2

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 7.22 AU - 8.52 AU

Year: 7985 Days

Day: 6.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 104,321,665 km

• M1: 126,859 km (0.066 R)
• M2: 606,320 km (0.036 R)
• M3: 1,107,323 km (0.119 R)
• M4: 2,227,961 km (0.087 R)
• M5: 3,445,089 km (0.055 R)
• M6: 4,105,714 km (0.041 R)
• M7: 4,532,367 km (0.027 R)
• M8: 5,782,257 km (0.086 R)
• M9: 7,841,771 km (0.105 R)
• M10: 9,054,262 km (0.082 R)
• M11: 12,103,515 km (0.088 R)
• M12: 16,774,858 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.3

Radius: 14

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 8.02 AU - 9.04 AU

Year: 9010 Days

Day: 7.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 104,321,665 km

• M1: 174,730 km (0.046 R)
• M2: 1,337,255 km (0.116 R)
• M3: 1,789,939 km (0.118 R)
• M4: 2,291,839 km (0.091 R)
• M5: 3,019,334 km (0.1 R)
• M6: 4,086,266 km (0.05 R)
• M7: 5,001,655 km (0.088 R)
• M8: 5,457,929 km (0.083 R)
• M9: 6,380,050 km (0.103 R)
• M10: 7,362,459 km (0.104 R)
• M11: 9,237,070 km (0.07 R)
• M12: 14,752,145 km (0.098 R)
• M13: 15,354,875 km (0.094 R)
• M14: 17,781,353 km (0.114 R)
• M15: 20,207,680 km (0.103 R)
• M16: 21,799,551 km (0.086 R)
• M17: 22,319,254 km (0.102 R)
• M18: 23,564,058 km (0.108 R)
• M19: 25,137,379 km (0.072 R)
• M20: 30,276,963 km (0.108 R)
• M21: 34,184,310 km (0.061 R)
• M22: 34,768,640 km (0.099 R)
• M23: 35,597,861 km (0.08 R)
• M24: 37,050,157 km (0.065 R)
• M25: 41,115,778 km (0.065 R)
• M26: 45,751,666 km (0.119 R)
• M27: 48,488,410 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.6

Radius: 10.7

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 8.28 AU - 11.58 AU

Year: 11317 Days

Day: 13.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 104,321,665 km

• M1: 133,142 km (0.094 R)
• M2: 495,468 km (0.061 R)
• M3: 1,031,178 km (0.076 R)
• M4: 2,285,407 km (0.115 R)
• M5: 2,862,705 km (0.086 R)
• M6: 3,857,531 km (0.104 R)
• M7: 5,415,892 km (0.098 R)
• M8: 6,444,527 km (0.072 R)
• M9: 7,928,687 km (0.086 R)
• M10: 11,239,288 km (0.112 R)
• M11: 20,746,682 km (0.027 R)
• M12: 21,721,611 km (0.08 R)
• M13: 28,718,004 km (0.099 R)
• M14: 35,684,328 km (0.036 R)
• M15: 38,882,132 km (0.069 R)
• M16: 43,699,333 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.4

Radius: 11

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 8.28 AU - 11.94 AU

Year: 11626 Days

Day: 11.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 104,321,665 km

• M1: 136,732 km (0.058 R)
• M2: 844,779 km (0.105 R)
• M3: 2,029,445 km (0.092 R)
• M4: 2,948,275 km (0.113 R)
• M5: 4,101,076 km (0.057 R)
• M6: 4,967,846 km (0.108 R)
• M7: 6,329,785 km (0.097 R)
• M8: 12,095,137 km (0.091 R)
• M9: 14,087,332 km (0.114 R)
• M10: 15,511,803 km (0.096 R)
• M11: 16,289,263 km (0.074 R)
• M12: 17,792,872 km (0.114 R)
• M13: 19,730,762 km (0.039 R)
• M14: 22,402,431 km (0.11 R)
• M15: 23,473,551 km (0.103 R)
• M16: 26,216,279 km (0.092 R)
• M17: 29,436,523 km (0.055 R)
• M18: 29,799,746 km (0.085 R)
• M19: 31,000,868 km (0.065 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350.2

Radius: 4.1

Gravity: 20.83 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 11.64 AU - 15.16 AU

Year: 17740 Days

Day: 20.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 104,321,665 km

• M1: 51,162 km (0.078 R)
• M2: 201,658 km (0.084 R)
• M3: 548,725 km (0.114 R)
• M4: 698,772 km (0.075 R)
• M5: 856,149 km (0.057 R)
• M6: 1,349,971 km (0.095 R)
• M7: 2,049,341 km (0.111 R)
• M8: 3,081,716 km (0.1 R)
• M9: 4,178,867 km (0.116 R)
• M10: 6,693,308 km (0.109 R)
• M11: 10,225,912 km (0.106 R)
• M12: 10,943,234 km (0.099 R)
• M13: 14,623,790 km (0.117 R)
• M14: 19,298,425 km (0.096 R)
• M15: 21,083,127 km (0.056 R)
• M16: 22,423,374 km (0.119 R)
• M17: 24,879,173 km (0.112 R)
• M18: 27,928,576 km (0.036 R)
• M19: 29,324,025 km (0.078 R)
• M20: 35,001,414 km (0.116 R)
• M21: 42,059,441 km (0.093 R)
• M22: 42,337,693 km (0.092 R)
• M23: 44,032,637 km (0.099 R)
• M24: 44,463,330 km (0.093 R)
• M25: 44,607,542 km (0.075 R)
• M26: 46,957,425 km (0.116 R)
• M27: 48,926,283 km (0.109 R)
• M28: 51,742,313 km (0.076 R)
• M29: 53,189,972 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827

Radius: 3.3

Gravity: 75.94 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 17.92 AU - 19.46 AU

Year: 29222 Days

Day: 21 Hours

Environment

Temp: -205 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 104,321,665 km

• M1: 40,990 km (0.109 R)
• M2: 280,945 km (0.114 R)
• M3: 518,057 km (0.06 R)
• M4: 767,587 km (0.058 R)
• M5: 875,297 km (0.026 R)
• M6: 1,034,619 km (0.051 R)
• M7: 1,244,804 km (0.117 R)
• M8: 2,003,714 km (0.101 R)
• M9: 2,610,782 km (0.102 R)
• M10: 3,996,657 km (0.074 R)
• M11: 4,512,021 km (0.104 R)
• M12: 5,452,693 km (0.107 R)
• M13: 6,765,115 km (0.114 R)
• M14: 8,102,819 km (0.068 R)
• M15: 9,354,804 km (0.109 R)
• M16: 9,863,885 km (0.079 R)
• M17: 13,792,774 km (0.099 R)
• M18: 14,037,367 km (0.072 R)
• M19: 14,367,978 km (0.09 R)
• M20: 14,959,039 km (0.065 R)
• M21: 16,552,855 km (0.034 R)
• M22: 17,485,598 km (0.063 R)
• M23: 18,354,312 km (0.096 R)
• M24: 26,868,226 km (0.092 R)
• M25: 34,149,454 km (0.091 R)
• M26: 35,809,242 km (0.087 R)
• M27: 45,637,224 km (0.076 R)
• M28: 46,362,026 km (0.12 R)
• M29: 59,883,130 km (0.06 R)
• M30: 60,533,582 km (0.093 R)
• M31: 65,677,654 km (0.114 R)
• M32: 66,600,972 km (0.085 R)
• M33: 70,140,757 km (0.043 R)
• M34: 80,978,674 km (0.116 R)
• M35: 83,649,594 km (0.109 R)
• M36: 88,604,276 km (0.099 R)
• M37: 97,290,526 km (0.101 R)
• M38: 100,307,317 km (0.088 R)
• M39: 100,918,125 km (0.104 R)
• M40: 103,385,892 km (0.113 R)
• M41: 104,009,116 km (0.114 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 12,038 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit