🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.51 AU - 0.85 AU

Year: 206 Days

Day: 21.6 Hours

Environment

Temp: 198 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.99 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.99 AU - 1.61 AU

Year: 544 Days

Day: 15.7 Hours

Environment

Temp: -8 °C

Axial Tilt: 41.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.4

Radius: 10.9

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.54 AU - 8.84 AU

Year: 7828 Days

Day: 12.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,583,115 km

• M1: 135,685 km (0.115 R)
• M2: 487,091 km (0.111 R)
• M3: 1,462,918 km (0.082 R)
• M4: 1,844,991 km (0.076 R)
• M5: 2,214,348 km (0.082 R)
• M6: 2,687,227 km (0.092 R)
• M7: 4,245,139 km (0.036 R)
• M8: 5,735,433 km (0.088 R)
• M9: 6,077,563 km (0.096 R)
• M10: 7,585,360 km (0.113 R)
• M11: 11,084,753 km (0.111 R)
• M12: 11,519,485 km (0.091 R)
• M13: 11,865,505 km (0.104 R)
• M14: 12,578,189 km (0.083 R)
• M15: 13,211,736 km (0.086 R)
• M16: 15,597,523 km (0.066 R)
• M17: 17,533,319 km (0.12 R)
• M18: 32,518,388 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.7

Radius: 8.7

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 10.02 AU - 12.3 AU

Year: 13686 Days

Day: 13.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 173.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 40,583,115 km

• M1: 110,254 km (0.043 R)
• M2: 450,738 km (0.066 R)
• M3: 828,922 km (0.05 R)
• M4: 1,114,355 km (0.098 R)
• M5: 2,239,181 km (0.119 R)
• M6: 3,016,940 km (0.113 R)
• M7: 4,311,261 km (0.116 R)
• M8: 5,316,110 km (0.11 R)
• M9: 6,254,837 km (0.077 R)
• M10: 7,458,351 km (0.071 R)
• M11: 7,947,387 km (0.098 R)
• M12: 8,370,898 km (0.096 R)
• M13: 11,825,263 km (0.087 R)
• M14: 15,016,036 km (0.1 R)
• M15: 16,263,233 km (0.092 R)
• M16: 18,517,673 km (0.087 R)
• M17: 19,037,227 km (0.096 R)
• M18: 21,456,075 km (0.116 R)
• M19: 27,464,972 km (0.101 R)
• M20: 27,849,888 km (0.068 R)
• M21: 30,645,273 km (0.111 R)
• M22: 34,507,292 km (0.114 R)
• M23: 37,608,306 km (0.064 R)
• M24: 39,898,799 km (0.059 R)
• M25: 40,268,755 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 45.3

Radius: 7.7

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 12.04 AU - 14.2 AU

Year: 17445 Days

Day: 17.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 40,583,115 km

• M1: 96,191 km (0.079 R)
• M2: 431,889 km (0.106 R)
• M3: 929,751 km (0.088 R)
• M4: 1,225,356 km (0.106 R)
• M5: 1,969,157 km (0.104 R)
• M6: 3,637,173 km (0.049 R)
• M7: 6,575,724 km (0.096 R)
• M8: 7,196,106 km (0.12 R)
• M9: 7,998,549 km (0.075 R)
• M10: 8,553,109 km (0.078 R)
• M11: 18,593,669 km (0.065 R)
• M12: 19,173,062 km (0.107 R)
• M13: 19,964,135 km (0.076 R)
• M14: 20,845,566 km (0.115 R)
• M15: 21,191,436 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.4

Radius: 3.8

Gravity: 54.88 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 12.64 AU - 14.6 AU

Year: 18452 Days

Day: 16.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 40,583,115 km

• M1: 47,423 km (0.117 R)
• M2: 195,076 km (0.106 R)
• M3: 357,090 km (0.097 R)
• M4: 503,247 km (0.039 R)
• M5: 634,445 km (0.083 R)
• M6: 932,144 km (0.118 R)
• M7: 1,054,366 km (0.118 R)
• M8: 1,743,713 km (0.12 R)
• M9: 2,029,146 km (0.099 R)
• M10: 2,968,471 km (0.053 R)
• M11: 3,374,778 km (0.063 R)
• M12: 4,604,174 km (0.093 R)
• M13: 5,454,189 km (0.067 R)
• M14: 5,651,957 km (0.062 R)
• M15: 7,079,570 km (0.042 R)
• M16: 7,267,614 km (0.071 R)
• M17: 7,555,740 km (0.084 R)
• M18: 8,571,360 km (0.06 R)
• M19: 9,334,309 km (0.106 R)
• M20: 9,789,984 km (0.115 R)
• M21: 11,501,982 km (0.086 R)
• M22: 12,092,145 km (0.118 R)
• M23: 12,633,391 km (0.069 R)
• M24: 12,909,997 km (0.108 R)
• M25: 15,192,412 km (0.116 R)
• M26: 15,505,221 km (0.107 R)
• M27: 17,302,789 km (0.113 R)
• M28: 18,694,199 km (0.12 R)
• M29: 20,158,463 km (0.11 R)
• M30: 23,209,810 km (0.113 R)
• M31: 30,578,104 km (0.031 R)
• M32: 33,518,450 km (0.083 R)
• M33: 36,085,101 km (0.099 R)
• M34: 38,779,807 km (0.112 R)
• M35: 43,931,060 km (0.035 R)
• M36: 54,828,816 km (0.081 R)
• M37: 56,119,996 km (0.097 R)
• M38: 65,936,757 km (0.119 R)
• M39: 74,567,657 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 453.6

Radius: 4.5

Gravity: 22.4 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 13.5 AU - 18.18 AU

Year: 23142 Days

Day: 21.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,583,115 km

• M1: 60,288 km (0.038 R)
• M2: 396,135 km (0.118 R)
• M3: 694,433 km (0.074 R)
• M4: 2,494,544 km (0.103 R)
• M5: 4,159,569 km (0.053 R)
• M6: 5,985,560 km (0.091 R)
• M7: 8,649,150 km (0.094 R)
• M8: 9,631,410 km (0.059 R)
• M9: 10,149,318 km (0.119 R)
• M10: 16,553,453 km (0.074 R)
• M11: 17,463,607 km (0.047 R)
• M12: 19,564,410 km (0.103 R)
• M13: 23,225,518 km (0.067 R)
• M14: 25,758,659 km (0.108 R)
• M15: 27,432,061 km (0.045 R)
• M16: 52,595,919 km (0.041 R)
• M17: 54,916,032 km (0.113 R)
• M18: 58,052,052 km (0.089 R)
• M19: 59,186,602 km (0.104 R)
• M20: 59,951,347 km (0.073 R)
• M21: 66,718,257 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.6

Radius: 5.2

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 16.59 AU - 16.75 AU

Year: 24985 Days

Day: 16 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 40,583,115 km

• M1: 65,225 km (0.079 R)
• M2: 243,396 km (0.12 R)
• M3: 1,180,626 km (0.085 R)
• M4: 1,970,952 km (0.091 R)
• M5: 2,167,374 km (0.11 R)
• M6: 2,877,665 km (0.113 R)
• M7: 4,060,236 km (0.048 R)
• M8: 5,038,905 km (0.119 R)
• M9: 5,794,823 km (0.109 R)
• M10: 8,992,926 km (0.067 R)
• M11: 13,031,171 km (0.073 R)
• M12: 20,117,772 km (0.119 R)
• M13: 22,487,103 km (0.081 R)
• M14: 28,436,760 km (0.117 R)
• M15: 34,476,026 km (0.069 R)
• M16: 37,735,315 km (0.091 R)
• M17: 38,551,670 km (0.102 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 14,144 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit