🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.52 AU - 0.58 AU

Year: 268 Days

Day: 19.4 Hours

Environment

Temp: -115 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 202.1

Radius: 12.2

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.68 AU - 1.92 AU

Year: 1584 Days

Day: 5.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,494,498 km

• M1: 151,991 km (0.072 R)
• M2: 847,322 km (0.084 R)
• M3: 1,496,876 km (0.112 R)
• M4: 2,107,385 km (0.072 R)
• M5: 2,758,286 km (0.113 R)
• M6: 3,525,423 km (0.076 R)
• M7: 3,952,077 km (0.058 R)
• M8: 5,560,403 km (0.089 R)
• M9: 6,245,861 km (0.029 R)
• M10: 7,355,428 km (0.085 R)
• M11: 7,982,094 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.2

Radius: 9.4

Gravity: 7.51 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.9 AU - 2.72 AU

Year: 2303 Days

Day: 7 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,494,498 km

• M1: 116,986 km (0.079 R)
• M2: 509,680 km (0.116 R)
• M3: 818,749 km (0.112 R)
• M4: 1,283,999 km (0.11 R)
• M5: 1,666,221 km (0.109 R)
• M6: 2,873,177 km (0.097 R)
• M7: 4,627,661 km (0.041 R)
• M8: 5,068,077 km (0.068 R)
• M9: 5,512,233 km (0.073 R)
• M10: 6,974,253 km (0.112 R)
• M11: 7,347,799 km (0.034 R)
• M12: 9,316,058 km (0.099 R)
• M13: 9,663,574 km (0.095 R)
• M14: 10,607,835 km (0.06 R)
• M15: 11,375,272 km (0.071 R)
• M16: 12,261,490 km (0.084 R)
• M17: 12,637,131 km (0.09 R)
• M18: 13,106,569 km (0.119 R)
• M19: 14,216,884 km (0.107 R)
• M20: 14,631,569 km (0.079 R)
• M21: 15,054,183 km (0.106 R)
• M22: 16,929,692 km (0.107 R)
• M23: 17,552,917 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.2

Radius: 13

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.25 AU - 3.47 AU

Year: 3173 Days

Day: 12.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,494,498 km

• M1: 162,014 km (0.093 R)
• M2: 750,233 km (0.034 R)
• M3: 1,264,252 km (0.118 R)
• M4: 1,960,330 km (0.086 R)
• M5: 2,497,836 km (0.105 R)
• M6: 3,073,937 km (0.084 R)
• M7: 3,926,645 km (0.103 R)
• M8: 4,951,839 km (0.117 R)
• M9: 5,843,891 km (0.104 R)
• M10: 6,789,051 km (0.105 R)
• M11: 7,285,267 km (0.073 R)
• M12: 8,146,950 km (0.082 R)
• M13: 9,200,419 km (0.059 R)
• M14: 9,842,044 km (0.1 R)
• M15: 10,342,598 km (0.079 R)
• M16: 12,022,283 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.2

Radius: 8.1

Gravity: 12.99 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.21 AU - 6.37 AU

Year: 9140 Days

Day: 12.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 53.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 56,494,498 km

• M1: 100,829 km (0.092 R)
• M2: 721,511 km (0.11 R)
• M3: 1,012,628 km (0.076 R)
• M4: 1,294,620 km (0.053 R)
• M5: 1,629,570 km (0.079 R)
• M6: 1,906,026 km (0.089 R)
• M7: 2,495,741 km (0.095 R)
• M8: 3,588,703 km (0.1 R)
• M9: 4,088,809 km (0.117 R)
• M10: 4,634,542 km (0.106 R)
• M11: 5,492,486 km (0.046 R)
• M12: 6,377,656 km (0.066 R)
• M13: 6,757,336 km (0.098 R)
• M14: 8,338,885 km (0.082 R)
• M15: 9,215,827 km (0.051 R)
• M16: 9,602,987 km (0.114 R)
• M17: 10,936,652 km (0.104 R)
• M18: 11,760,038 km (0.076 R)
• M19: 13,283,992 km (0.114 R)
• M20: 15,268,108 km (0.063 R)
• M21: 16,365,708 km (0.03 R)
• M22: 20,215,609 km (0.114 R)
• M23: 22,916,748 km (0.103 R)
• M24: 24,353,486 km (0.113 R)
• M25: 27,010,793 km (0.116 R)
• M26: 30,383,627 km (0.092 R)
• M27: 31,567,544 km (0.047 R)
• M28: 34,719,571 km (0.043 R)
• M29: 37,583,174 km (0.026 R)
• M30: 40,859,068 km (0.101 R)
• M31: 47,972,297 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.7

Radius: 4.2

Gravity: 14.89 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.65 AU - 6.93 AU

Year: 10349 Days

Day: 22.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 56,494,498 km

• M1: 52,359 km (0.099 R)
• M2: 308,022 km (0.096 R)
• M3: 468,391 km (0.103 R)
• M4: 601,533 km (0.082 R)
• M5: 1,003,203 km (0.093 R)
• M6: 1,330,823 km (0.095 R)
• M7: 1,617,153 km (0.095 R)
• M8: 2,398,203 km (0.061 R)
• M9: 2,900,703 km (0.112 R)
• M10: 3,103,557 km (0.1 R)
• M11: 3,359,519 km (0.101 R)
• M12: 4,688,846 km (0.097 R)
• M13: 5,378,941 km (0.104 R)
• M14: 5,875,157 km (0.037 R)
• M15: 6,435,102 km (0.094 R)
• M16: 6,745,518 km (0.111 R)
• M17: 8,572,407 km (0.107 R)
• M18: 9,248,140 km (0.076 R)
• M19: 11,739,843 km (0.085 R)
• M20: 12,465,691 km (0.103 R)
• M21: 15,061,514 km (0.104 R)
• M22: 15,424,588 km (0.065 R)
• M23: 16,935,676 km (0.075 R)
• M24: 18,131,711 km (0.084 R)
• M25: 26,598,202 km (0.034 R)
• M26: 27,039,666 km (0.068 R)
• M27: 29,886,214 km (0.109 R)
• M28: 30,171,946 km (0.081 R)
• M29: 30,652,005 km (0.064 R)
• M30: 31,039,763 km (0.1 R)
• M31: 31,332,676 km (0.111 R)
• M32: 32,422,646 km (0.043 R)
• M33: 33,435,124 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 261.5

Radius: 5

Gravity: 10.46 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.85 AU - 7.29 AU

Year: 11047 Days

Day: 20.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,494,498 km

• M1: 88,263 km (0.095 R)
• M2: 308,620 km (0.084 R)
• M3: 784,342 km (0.062 R)
• M4: 1,721,871 km (0.05 R)
• M5: 2,889,932 km (0.09 R)
• M6: 4,755,118 km (0.12 R)
• M7: 5,774,777 km (0.041 R)
• M8: 6,932,216 km (0.072 R)
• M9: 7,262,827 km (0.07 R)
• M10: 9,832,619 km (0.105 R)
• M11: 11,522,028 km (0.108 R)
• M12: 13,227,743 km (0.118 R)
• M13: 14,316,367 km (0.081 R)
• M14: 18,984,718 km (0.065 R)
• M15: 23,740,284 km (0.099 R)
• M16: 24,574,891 km (0.119 R)
• M17: 29,422,610 km (0.071 R)
• M18: 29,997,664 km (0.071 R)
• M19: 30,191,094 km (0.056 R)
• M20: 31,567,843 km (0.114 R)
• M21: 34,657,787 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 874.3

Radius: 4.2

Gravity: 49.56 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 5.06 AU - 8.3 AU

Year: 11326 Days

Day: 18.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,494,498 km

• M1: 52,210 km (0.067 R)
• M2: 386,860 km (0.072 R)
• M3: 517,459 km (0.093 R)
• M4: 1,971,999 km (0.066 R)
• M5: 3,400,360 km (0.108 R)
• M6: 5,912,257 km (0.08 R)
• M7: 7,539,284 km (0.117 R)
• M8: 9,138,784 km (0.089 R)
• M9: 10,615,315 km (0.082 R)
• M10: 13,832,118 km (0.086 R)
• M11: 13,964,812 km (0.076 R)
• M12: 17,027,978 km (0.114 R)
• M13: 17,257,012 km (0.056 R)
• M14: 18,999,977 km (0.079 R)
• M15: 21,561,092 km (0.065 R)
• M16: 21,919,080 km (0.038 R)
• M17: 25,719,764 km (0.101 R)
• M18: 26,427,062 km (0.12 R)
• M19: 26,940,183 km (0.104 R)
• M20: 28,305,264 km (0.113 R)
• M21: 30,832,420 km (0.118 R)
• M22: 41,198,655 km (0.096 R)
• M23: 47,232,087 km (0.1 R)
• M24: 54,156,972 km (0.1 R)
• M25: 54,984,249 km (0.025 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 553 - 16,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit