🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.6 AU - 0.84 AU

Year: 227 Days

Day: 37.1 Hours

Environment

Temp: 110 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1 AU - 1.42 AU

Year: 494 Days

Day: 13.5 Hours

Environment

Temp: 11 °C

Axial Tilt: 32.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.38 AU - 4.66 AU

Year: 3564 Days

Day: 47.3 Hours

Environment

Temp: -127 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.6

Radius: 8.3

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.93 AU - 5.23 AU

Year: 3635 Days

Day: 12.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,279,256 km

• M1: 103,223 km (0.03 R)
• M2: 368,609 km (0.055 R)
• M3: 836,850 km (0.108 R)
• M4: 1,139,038 km (0.112 R)
• M5: 1,472,492 km (0.109 R)
• M6: 2,442,484 km (0.115 R)
• M7: 3,380,014 km (0.116 R)
• M8: 4,141,168 km (0.086 R)
• M9: 4,404,012 km (0.066 R)
• M10: 5,159,930 km (0.114 R)
• M11: 5,808,586 km (0.062 R)
• M12: 6,423,433 km (0.071 R)
• M13: 7,080,916 km (0.033 R)
• M14: 7,619,020 km (0.069 R)
• M15: 8,218,309 km (0.054 R)
• M16: 9,815,266 km (0.111 R)
• M17: 11,057,826 km (0.031 R)
• M18: 11,480,290 km (0.097 R)
• M19: 11,957,208 km (0.063 R)
• M20: 12,267,624 km (0.086 R)
• M21: 12,720,307 km (0.061 R)
• M22: 14,443,076 km (0.09 R)
• M23: 14,795,229 km (0.071 R)
• M24: 15,308,201 km (0.12 R)
• M25: 16,533,257 km (0.118 R)
• M26: 17,254,020 km (0.086 R)
• M27: 18,698,537 km (0.106 R)
• M28: 19,419,898 km (0.108 R)
• M29: 20,035,044 km (0.04 R)
• M30: 20,917,971 km (0.067 R)

Asteroid Belt

Center: 5.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.4

Radius: 8.5

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.78 AU - 6.9 AU

Year: 5234 Days

Day: 10 Hours

Environment

Temp: -158 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,279,256 km

• M1: 105,766 km (0.073 R)
• M2: 385,065 km (0.114 R)
• M3: 782,098 km (0.042 R)
• M4: 1,708,856 km (0.094 R)
• M5: 2,799,275 km (0.085 R)
• M6: 4,225,093 km (0.118 R)
• M7: 4,934,187 km (0.096 R)
• M8: 5,205,856 km (0.114 R)
• M9: 6,081,752 km (0.045 R)
• M10: 6,751,053 km (0.051 R)
• M11: 9,176,184 km (0.057 R)
• M12: 10,273,783 km (0.076 R)
• M13: 11,037,181 km (0.112 R)
• M14: 11,741,638 km (0.108 R)
• M15: 13,554,614 km (0.104 R)
• M16: 13,927,711 km (0.119 R)
• M17: 14,198,334 km (0.074 R)
• M18: 15,201,986 km (0.075 R)
• M19: 16,014,751 km (0.114 R)
• M20: 16,552,256 km (0.111 R)
• M21: 16,856,090 km (0.065 R)
• M22: 19,355,122 km (0.037 R)
• M23: 20,657,820 km (0.096 R)
• M24: 21,582,186 km (0.087 R)
• M25: 23,057,669 km (0.111 R)
• M26: 23,360,755 km (0.098 R)
• M27: 24,052,196 km (0.077 R)
• M28: 25,154,732 km (0.074 R)
• M29: 29,103,219 km (0.111 R)
• M30: 29,813,958 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.7

Radius: 10.5

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 5.28 AU - 8.5 AU

Year: 6707 Days

Day: 6.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,279,256 km

• M1: 130,599 km (0.114 R)
• M2: 1,068,877 km (0.094 R)
• M3: 1,796,371 km (0.099 R)
• M4: 2,169,319 km (0.112 R)
• M5: 2,578,020 km (0.103 R)
• M6: 3,055,985 km (0.075 R)
• M7: 3,862,318 km (0.057 R)
• M8: 4,706,499 km (0.117 R)
• M9: 5,264,199 km (0.053 R)
• M10: 8,627,608 km (0.071 R)
• M11: 9,983,264 km (0.097 R)
• M12: 11,882,708 km (0.114 R)
• M13: 15,767,017 km (0.087 R)
• M14: 17,486,046 km (0.055 R)
• M15: 17,964,759 km (0.068 R)
• M16: 21,428,399 km (0.095 R)
• M17: 25,542,490 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.1

Radius: 14.6

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.63 AU - 10.85 AU

Year: 10416 Days

Day: 13 Hours

Environment

Temp: -174 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,279,256 km

• M1: 181,612 km (0.062 R)
• M2: 872,754 km (0.043 R)
• M3: 1,487,751 km (0.066 R)
• M4: 1,980,676 km (0.102 R)
• M5: 2,748,262 km (0.118 R)
• M6: 4,367,959 km (0.099 R)
• M7: 5,137,640 km (0.026 R)
• M8: 5,641,784 km (0.072 R)
• M9: 6,328,140 km (0.086 R)
• M10: 7,233,057 km (0.107 R)
• M11: 8,000,045 km (0.075 R)
• M12: 9,398,636 km (0.108 R)
• M13: 10,365,487 km (0.095 R)
• M14: 11,510,210 km (0.102 R)
• M15: 12,980,906 km (0.064 R)
• M16: 14,773,388 km (0.054 R)
• M17: 17,915,991 km (0.043 R)
• M18: 18,454,244 km (0.086 R)
• M19: 25,013,362 km (0.032 R)
• M20: 27,777,333 km (0.072 R)
• M21: 28,707,383 km (0.103 R)
• M22: 29,233,070 km (0.087 R)
• M23: 29,979,712 km (0.12 R)
• M24: 32,750,863 km (0.094 R)
• M25: 33,209,531 km (0.085 R)
• M26: 35,688,666 km (0.047 R)
• M27: 36,419,003 km (0.094 R)
• M28: 40,615,971 km (0.12 R)
• M29: 43,173,197 km (0.106 R)
• M30: 45,693,174 km (0.048 R)
• M31: 46,989,439 km (0.11 R)
• M32: 49,806,068 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 518.6

Radius: 6.6

Gravity: 11.91 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 13.1 AU - 15.42 AU

Year: 19970 Days

Day: 15.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,279,256 km

• M1: 82,279 km (0.099 R)
• M2: 404,363 km (0.115 R)
• M3: 1,014,872 km (0.056 R)
• M4: 1,428,959 km (0.03 R)
• M5: 2,637,261 km (0.094 R)
• M6: 3,204,087 km (0.053 R)
• M7: 3,909,142 km (0.049 R)
• M8: 5,699,679 km (0.062 R)
• M9: 6,861,456 km (0.044 R)
• M10: 7,358,420 km (0.077 R)
• M11: 7,639,514 km (0.115 R)
• M12: 7,927,640 km (0.119 R)
• M13: 8,525,732 km (0.102 R)
• M14: 10,501,023 km (0.081 R)
• M15: 13,237,168 km (0.114 R)
• M16: 20,615,783 km (0.076 R)
• M17: 21,269,077 km (0.09 R)
• M18: 21,744,051 km (0.109 R)
• M19: 24,743,937 km (0.115 R)
• M20: 26,560,803 km (0.082 R)
• M21: 28,122,455 km (0.112 R)
• M22: 28,694,667 km (0.106 R)
• M23: 29,862,428 km (0.117 R)
• M24: 34,982,265 km (0.084 R)
• M25: 35,911,118 km (0.12 R)
• M26: 36,449,222 km (0.091 R)
• M27: 44,403,191 km (0.112 R)
• M28: 45,963,647 km (0.076 R)
• M29: 47,238,071 km (0.111 R)
• M30: 48,046,348 km (0.077 R)
• M31: 53,614,381 km (0.086 R)
• M32: 57,556,135 km (0.116 R)
• M33: 69,279,223 km (0.116 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 11,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit